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Code Issues Projects Releases Wiki Activity

Update UglifyJS & remove YUI Compressor

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chylex 2021-06-13 13:53:01 +02:00
parent 233e37a1c8
commit 36286dc8cf
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38 changed files with 27180 additions and 13231 deletions
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6
README.md
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@ -25,7 +25,7 @@ Now you can modify the source code:
After you've done changes to the source code, you will need to build it. Before that, download and install: After you've done changes to the source code, you will need to build it. Before that, download and install:
* (**required**) [Python 3](https://www.python.org/downloads) * (**required**) [Python 3](https://www.python.org/downloads)
* Use to run the build script * Use to run the build script
* (optional) [Node + npm](https://nodejs.org/en) & command line [uglify-es](https://www.npmjs.com/package/uglify-es) * (optional) [Node + npm](https://nodejs.org/en) & command line [uglify-js](https://www.npmjs.com/package/uglify-js)
* Not required on Windows * Not required on Windows
* Only required for optional [JS minification](#Minification) on Linux/Mac * Only required for optional [JS minification](#Minification) on Linux/Mac
@ -42,7 +42,7 @@ You can tweak the build process using the following flags:
The build process automatically minifies JS using `UglifyJS@3`, and CSS using a custom minifier. The build process automatically minifies JS using `UglifyJS@3`, and CSS using a custom minifier.
* If the `--nominify` flag is used, minification will be completely disabled * If the `--nominify` flag is used, minification will be completely disabled
* If `uglify-es` is not available from the command line, JS minification will be skipped * If `uglify-js` is not available from the command line, JS minification will be skipped
* When building on Windows 64-bit, the build script will use the included Node runner and packages * When building on Windows 64-bit, the build script will use the included Node runner and packages
* When building on Windows 32-bit, you will need to download [Node 32-bit](https://nodejs.org/en/download) and replace the included one in `lib/` * When building on Windows 32-bit, you will need to download [Node 32-bit](https://nodejs.org/en/download) and replace the included one in `lib/`
* When building on Linux/Mac, the build script will attempt to find `uglifyjs` in the command line, however you need to make sure it's the correct package (only `uglify-es` will work; if you install the older package just named `uglifyjs`, then it will crash and probably set something on fire) * When building on Linux/Mac, the build script will attempt to find `uglifyjs` in the command line

54
lib/YUI-LICENSE
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@ -1,54 +0,0 @@
YUI Compressor Copyright License Agreement (BSD License)
Copyright (c) 2013, Yahoo! Inc.
All rights reserved.
Redistribution and use of this software in source and binary forms,
with or without modification, are permitted provided that the following
conditions are met:
* Redistributions of source code must retain the above
copyright notice, this list of conditions and the
following disclaimer.
* Redistributions in binary form must reproduce the above
copyright notice, this list of conditions and the
following disclaimer in the documentation and/or other
materials provided with the distribution.
* Neither the name of Yahoo! Inc. nor the names of its
contributors may be used to endorse or promote products
derived from this software without specific prior
written permission of Yahoo! Inc.
THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE
FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
This software also requires access to software from the following sources:
The Jarg Library v 1.0 ( http://jargs.sourceforge.net/ ) is available
under a BSD License <20> Copyright (c) 2001-2003 Steve Purcell,
Copyright (c) 2002 Vidar Holen, Copyright (c) 2002 Michal Ceresna and
Copyright (c) 2005 Ewan Mellor.
The Rhino Library ( http://www.mozilla.org/rhino/ ) is dually available
under an MPL 1.1/GPL 2.0 license, with portions subject to a BSD license.
Additionally, this software contains modified versions of the following
component files from the Rhino Library:
[org/mozilla/javascript/Decompiler.java]
[org/mozilla/javascript/Parser.java]
[org/mozilla/javascript/Token.java]
[org/mozilla/javascript/TokenStream.java]
The modified versions of these files are distributed under the MPL v 1.1
( http://www.mozilla.org/MPL/MPL-1.1.html )

384
lib/node_modules/uglify-es/bin/uglifyjs generated vendored
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@ -1,384 +0,0 @@
#! /usr/bin/env node
// -*- js -*-
"use strict";
// workaround for tty output truncation upon process.exit()
[process.stdout, process.stderr].forEach(function(stream){
if (stream._handle && stream._handle.setBlocking)
stream._handle.setBlocking(true);
});
var fs = require("fs");
var info = require("../package.json");
var path = require("path");
var program = require("commander");
var UglifyJS = require("../tools/node");
var skip_keys = [ "cname", "enclosed", "parent_scope", "scope", "thedef", "uses_eval", "uses_with" ];
var files = {};
var options = {
compress: false,
mangle: false
};
program.version(info.name + ' ' + info.version);
program.parseArgv = program.parse;
program.parse = undefined;
program.option("-p, --parse <options>", "Specify parser options.", parse_js("parse", true));
program.option("-c, --compress [options]", "Enable compressor/specify compressor options.", parse_js("compress", true));
program.option("-m, --mangle [options]", "Mangle names/specify mangler options.", parse_js("mangle", true));
program.option("--mangle-props [options]", "Mangle properties/specify mangler options.", parse_js("mangle-props", true));
program.option("-b, --beautify [options]", "Beautify output/specify output options.", parse_js("beautify", true));
program.option("-o, --output <file>", "Output file (default STDOUT).");
program.option("--comments [filter]", "Preserve copyright comments in the output.");
program.option("--config-file <file>", "Read minify() options from JSON file.");
program.option("-d, --define <expr>[=value]", "Global definitions.", parse_js("define"));
program.option("--ie8", "Support non-standard Internet Explorer 8.");
program.option("--keep-fnames", "Do not mangle/drop function names. Useful for code relying on Function.prototype.name.");
program.option("--name-cache <file>", "File to hold mangled name mappings.");
program.option("--self", "Build UglifyJS as a library (implies --wrap UglifyJS)");
program.option("--source-map [options]", "Enable source map/specify source map options.", parse_source_map());
program.option("--stats", "Display operations run time on STDERR.")
program.option("--toplevel", "Compress and/or mangle variables in toplevel scope.");
program.option("--verbose", "Print diagnostic messages.");
program.option("--warn", "Print warning messages.");
program.option("--wrap <name>", "Embed everything as a function with “exports” corresponding to “name” globally.");
program.arguments("[files...]").parseArgv(process.argv);
if (program.configFile) {
options = JSON.parse(read_file(program.configFile));
}
if (!program.output && program.sourceMap && program.sourceMap.url != "inline") {
fatal("ERROR: cannot write source map to STDOUT");
}
[
"compress",
"ie8",
"mangle",
"sourceMap",
"toplevel",
"wrap"
].forEach(function(name) {
if (name in program) {
options[name] = program[name];
}
});
if (program.beautify) {
options.output = typeof program.beautify == "object" ? program.beautify : {};
if (!("beautify" in options.output)) {
options.output.beautify = true;
}
}
if (program.comments) {
if (typeof options.output != "object") options.output = {};
options.output.comments = typeof program.comments == "string" ? program.comments : "some";
}
if (program.define) {
if (typeof options.compress != "object") options.compress = {};
if (typeof options.compress.global_defs != "object") options.compress.global_defs = {};
for (var expr in program.define) {
options.compress.global_defs[expr] = program.define[expr];
}
}
if (program.keepFnames) {
options.keep_fnames = true;
}
if (program.mangleProps) {
if (program.mangleProps.domprops) {
delete program.mangleProps.domprops;
} else {
if (typeof program.mangleProps != "object") program.mangleProps = {};
if (!Array.isArray(program.mangleProps.reserved)) program.mangleProps.reserved = [];
require("../tools/domprops").forEach(function(name) {
UglifyJS._push_uniq(program.mangleProps.reserved, name);
});
}
if (typeof options.mangle != "object") options.mangle = {};
options.mangle.properties = program.mangleProps;
}
var cache;
if (program.nameCache) {
cache = JSON.parse(read_file(program.nameCache, "{}"));
if (options.mangle) {
if (typeof options.mangle != "object") options.mangle = {};
options.mangle.cache = to_cache("vars");
if (options.mangle.properties) {
if (typeof options.mangle.properties != "object") options.mangle.properties = {};
options.mangle.properties.cache = to_cache("props");
}
}
}
if (program.output == "ast") {
options.output = {
ast: true,
code: false
};
}
if (program.parse) {
if (program.parse.acorn || program.parse.spidermonkey) {
if (program.sourceMap) fatal("ERROR: inline source map only works with built-in parser");
} else {
options.parse = program.parse;
}
}
var convert_path = function(name) {
return name;
};
if (typeof program.sourceMap == "object" && "base" in program.sourceMap) {
convert_path = function() {
var base = program.sourceMap.base;
delete options.sourceMap.base;
return function(name) {
return path.relative(base, name);
};
}();
}
if (program.verbose) {
options.warnings = "verbose";
} else if (program.warn) {
options.warnings = true;
}
if (program.self) {
if (program.args.length) {
console.error("WARN: Ignoring input files since --self was passed");
}
if (!options.wrap) options.wrap = "UglifyJS";
simple_glob(UglifyJS.FILES).forEach(function(name) {
files[convert_path(name)] = read_file(name);
});
run();
} else if (program.args.length) {
simple_glob(program.args).forEach(function(name) {
files[convert_path(name)] = read_file(name);
});
run();
} else {
var chunks = [];
process.stdin.setEncoding("utf8");
process.stdin.on("data", function(chunk) {
chunks.push(chunk);
}).on("end", function() {
files = [ chunks.join("") ];
run();
});
process.stdin.resume();
}
function convert_ast(fn) {
return UglifyJS.AST_Node.from_mozilla_ast(Object.keys(files).reduce(fn, null));
}
function run() {
UglifyJS.AST_Node.warn_function = function(msg) {
console.error("WARN:", msg);
};
if (program.stats) program.stats = Date.now();
try {
if (program.parse) {
if (program.parse.acorn) {
files = convert_ast(function(toplevel, name) {
return require("acorn").parse(files[name], {
locations: true,
program: toplevel,
sourceFile: name
});
});
} else if (program.parse.spidermonkey) {
files = convert_ast(function(toplevel, name) {
var obj = JSON.parse(files[name]);
if (!toplevel) return obj;
toplevel.body = toplevel.body.concat(obj.body);
return toplevel;
});
}
}
} catch (ex) {
fatal(ex);
}
var result = UglifyJS.minify(files, options);
if (result.error) {
var ex = result.error;
if (ex.name == "SyntaxError") {
console.error("Parse error at " + ex.filename + ":" + ex.line + "," + ex.col);
var col = ex.col;
var lines = files[ex.filename].split(/\r?\n/);
var line = lines[ex.line - 1];
if (!line && !col) {
line = lines[ex.line - 2];
col = line.length;
}
if (line) {
if (col > 40) {
line = line.slice(col - 40);
col = 40;
}
console.error(line.slice(0, 80));
console.error(line.slice(0, col).replace(/\S/g, " ") + "^");
}
}
if (ex.defs) {
console.error("Supported options:");
console.error(ex.defs);
}
fatal(ex);
} else if (program.output == "ast") {
console.log(JSON.stringify(result.ast, function(key, value) {
if (skip_key(key)) return;
if (value instanceof UglifyJS.AST_Token) return;
if (value instanceof UglifyJS.Dictionary) return;
if (value instanceof UglifyJS.AST_Node) {
var result = {
_class: "AST_" + value.TYPE
};
value.CTOR.PROPS.forEach(function(prop) {
result[prop] = value[prop];
});
return result;
}
return value;
}, 2));
} else if (program.output == "spidermonkey") {
console.log(JSON.stringify(UglifyJS.minify(result.code, {
compress: false,
mangle: false,
output: {
ast: true,
code: false
}
}).ast.to_mozilla_ast(), null, 2));
} else if (program.output) {
fs.writeFileSync(program.output, result.code);
if (result.map) {
fs.writeFileSync(program.output + ".map", result.map);
}
} else {
console.log(result.code);
}
if (program.nameCache) {
fs.writeFileSync(program.nameCache, JSON.stringify(cache, function(key, value) {
return value instanceof UglifyJS.Dictionary ? value.toObject() : value;
}));
}
if (program.stats) console.error("Elapsed:", Date.now() - program.stats);
}
function fatal(message) {
if (message instanceof Error) message = message.stack.replace(/^\S*?Error:/, "ERROR:")
console.error(message);
process.exit(1);
}
// A file glob function that only supports "*" and "?" wildcards in the basename.
// Example: "foo/bar/*baz??.*.js"
// Argument `glob` may be a string or an array of strings.
// Returns an array of strings. Garbage in, garbage out.
function simple_glob(glob) {
if (Array.isArray(glob)) {
return [].concat.apply([], glob.map(simple_glob));
}
if (glob.match(/\*|\?/)) {
var dir = path.dirname(glob);
try {
var entries = fs.readdirSync(dir);
} catch (ex) {}
if (entries) {
var pattern = "^" + path.basename(glob)
.replace(/[.+^$[\]\\(){}]/g, "\\$&")
.replace(/\*/g, "[^/\\\\]*")
.replace(/\?/g, "[^/\\\\]") + "$";
var mod = process.platform === "win32" ? "i" : "";
var rx = new RegExp(pattern, mod);
var results = entries.filter(function(name) {
return rx.test(name);
}).map(function(name) {
return path.join(dir, name);
});
if (results.length) return results;
}
}
return [ glob ];
}
function read_file(path, default_value) {
try {
return fs.readFileSync(path, "utf8");
} catch (ex) {
if (ex.code == "ENOENT" && default_value != null) return default_value;
fatal(ex);
}
}
function parse_js(flag, constants) {
return function(value, options) {
options = options || {};
try {
UglifyJS.minify(value, {
parse: {
expression: true
},
compress: false,
mangle: false,
output: {
ast: true,
code: false
}
}).ast.walk(new UglifyJS.TreeWalker(function(node) {
if (node instanceof UglifyJS.AST_Assign) {
var name = node.left.print_to_string();
var value = node.right;
if (!constants) {
options[name] = value;
} else if (value instanceof UglifyJS.AST_Array) {
options[name] = value.elements.map(to_string);
} else {
options[name] = to_string(value);
}
return true;
}
if (node instanceof UglifyJS.AST_Symbol || node instanceof UglifyJS.AST_PropAccess) {
var name = node.print_to_string();
options[name] = true;
return true;
}
if (!(node instanceof UglifyJS.AST_Sequence)) throw node;
function to_string(value) {
return value instanceof UglifyJS.AST_Constant ? value.getValue() : value.print_to_string({
quote_keys: true
});
}
}));
} catch(ex) {
fatal("Error parsing arguments for '" + flag + "': " + value);
}
return options;
}
}
function parse_source_map() {
var parse = parse_js("sourceMap", true);
return function(value, options) {
var hasContent = options && options.sourceMap && "content" in options.sourceMap;
var settings = parse(value, options);
if (!hasContent && settings.content && settings.content != "inline") {
console.error("INFO: Using input source map:", settings.content);
settings.content = read_file(settings.content, settings.content);
}
return settings;
}
}
function to_cache(key) {
if (cache[key]) {
cache[key].props = UglifyJS.Dictionary.fromObject(cache[key].props);
} else {
cache[key] = {
cname: -1,
props: new UglifyJS.Dictionary()
};
}
return cache[key];
}
function skip_key(key) {
return skip_keys.indexOf(key) >= 0;
}

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lib/node_modules/uglify-es/lib/ast.js generated vendored
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lib/node_modules/uglify-es/lib/compress.js generated vendored
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156
lib/node_modules/uglify-es/lib/minify.js generated vendored
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@ -1,156 +0,0 @@
"use strict";
var to_ascii = typeof atob == "undefined" ? function(b64) {
return new Buffer(b64, "base64").toString();
} : atob;
var to_base64 = typeof btoa == "undefined" ? function(str) {
return new Buffer(str).toString("base64");
} : btoa;
function read_source_map(code) {
var match = /\n\/\/# sourceMappingURL=data:application\/json(;.*?)?;base64,(.*)/.exec(code);
if (!match) {
AST_Node.warn("inline source map not found");
return null;
}
return to_ascii(match[2]);
}
function set_shorthand(name, options, keys) {
if (options[name]) {
keys.forEach(function(key) {
if (options[key]) {
if (typeof options[key] != "object") options[key] = {};
if (!(name in options[key])) options[key][name] = options[name];
}
});
}
}
function minify(files, options) {
var warn_function = AST_Node.warn_function;
try {
if (typeof files == "string") {
files = [ files ];
}
options = defaults(options, {
compress: {},
ie8: false,
keep_fnames: false,
mangle: {},
output: {},
parse: {},
sourceMap: false,
toplevel: false,
warnings: false,
wrap: false,
}, true);
set_shorthand("ie8", options, [ "compress", "mangle", "output" ]);
set_shorthand("keep_fnames", options, [ "compress", "mangle" ]);
set_shorthand("toplevel", options, [ "compress", "mangle" ]);
set_shorthand("warnings", options, [ "compress" ]);
if (options.mangle) {
options.mangle = defaults(options.mangle, {
cache: null,
eval: false,
ie8: false,
keep_classnames: false,
keep_fnames: false,
properties: false,
reserved: [],
safari10: false,
toplevel: false,
}, true);
}
if (options.sourceMap) {
options.sourceMap = defaults(options.sourceMap, {
content: null,
filename: null,
includeSources: false,
root: null,
url: null,
}, true);
}
var warnings = [];
if (options.warnings && !AST_Node.warn_function) {
AST_Node.warn_function = function(warning) {
warnings.push(warning);
};
}
var toplevel;
if (files instanceof AST_Toplevel) {
toplevel = files;
} else {
options.parse = options.parse || {};
options.parse.toplevel = null;
for (var name in files) {
options.parse.filename = name;
options.parse.toplevel = parse(files[name], options.parse);
if (options.sourceMap && options.sourceMap.content == "inline") {
if (Object.keys(files).length > 1)
throw new Error("inline source map only works with singular input");
options.sourceMap.content = read_source_map(files[name]);
}
}
toplevel = options.parse.toplevel;
}
if (options.wrap) {
toplevel = toplevel.wrap_commonjs(options.wrap);
}
if (options.compress) {
toplevel.figure_out_scope(options.mangle);
toplevel = new Compressor(options.compress).compress(toplevel);
}
if (options.mangle) {
toplevel.figure_out_scope(options.mangle);
base54.reset();
toplevel.compute_char_frequency(options.mangle);
toplevel.mangle_names(options.mangle);
if (options.mangle.properties) {
toplevel = mangle_properties(toplevel, options.mangle.properties);
}
}
var result = {};
if (options.output.ast) {
result.ast = toplevel;
}
if (!HOP(options.output, "code") || options.output.code) {
if (options.sourceMap) {
if (typeof options.sourceMap.content == "string") {
options.sourceMap.content = JSON.parse(options.sourceMap.content);
}
options.output.source_map = SourceMap({
file: options.sourceMap.filename,
orig: options.sourceMap.content,
root: options.sourceMap.root
});
if (options.sourceMap.includeSources) {
for (var name in files) {
options.output.source_map.get().setSourceContent(name, files[name]);
}
}
}
delete options.output.ast;
delete options.output.code;
var stream = OutputStream(options.output);
toplevel.print(stream);
result.code = stream.get();
if (options.sourceMap) {
result.map = options.output.source_map.toString();
if (options.sourceMap.url == "inline") {
result.code += "\n//# sourceMappingURL=data:application/json;charset=utf-8;base64," + to_base64(result.map);
} else if (options.sourceMap.url) {
result.code += "\n//# sourceMappingURL=" + options.sourceMap.url;
}
}
}
if (warnings.length) {
result.warnings = warnings;
}
return result;
} catch (ex) {
return { error: ex };
} finally {
AST_Node.warn_function = warn_function;
}
}

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lib/node_modules/uglify-es/lib/mozilla-ast.js generated vendored
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@ -1,615 +0,0 @@
/***********************************************************************
A JavaScript tokenizer / parser / beautifier / compressor.
https://github.com/mishoo/UglifyJS2
-------------------------------- (C) ---------------------------------
Author: Mihai Bazon
<mihai.bazon@gmail.com>
http://mihai.bazon.net/blog
Distributed under the BSD license:
Copyright 2012 (c) Mihai Bazon <mihai.bazon@gmail.com>
Redistribution and use in source and binary forms, with or without
modification, are permitted provided that the following conditions
are met:
* Redistributions of source code must retain the above
copyright notice, this list of conditions and the following
disclaimer.
* Redistributions in binary form must reproduce the above
copyright notice, this list of conditions and the following
disclaimer in the documentation and/or other materials
provided with the distribution.
THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDER “AS IS” AND ANY
EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER BE
LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY,
OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR
TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF
THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
SUCH DAMAGE.
***********************************************************************/
"use strict";
(function(){
var normalize_directives = function(body) {
var in_directive = true;
for (var i = 0; i < body.length; i++) {
if (in_directive && body[i] instanceof AST_Statement && body[i].body instanceof AST_String) {
body[i] = new AST_Directive({
start: body[i].start,
end: body[i].end,
value: body[i].body.value
});
} else if (in_directive && !(body[i] instanceof AST_Statement && body[i].body instanceof AST_String)) {
in_directive = false;
}
}
return body;
};
var MOZ_TO_ME = {
Program: function(M) {
return new AST_Toplevel({
start: my_start_token(M),
end: my_end_token(M),
body: normalize_directives(M.body.map(from_moz))
});
},
FunctionDeclaration: function(M) {
return new AST_Defun({
start: my_start_token(M),
end: my_end_token(M),
name: from_moz(M.id),
argnames: M.params.map(from_moz),
body: normalize_directives(from_moz(M.body).body)
});
},
FunctionExpression: function(M) {
return new AST_Function({
start: my_start_token(M),
end: my_end_token(M),
name: from_moz(M.id),
argnames: M.params.map(from_moz),
body: normalize_directives(from_moz(M.body).body)
});
},
ExpressionStatement: function(M) {
return new AST_SimpleStatement({
start: my_start_token(M),
end: my_end_token(M),
body: from_moz(M.expression)
});
},
TryStatement: function(M) {
var handlers = M.handlers || [M.handler];
if (handlers.length > 1 || M.guardedHandlers && M.guardedHandlers.length) {
throw new Error("Multiple catch clauses are not supported.");
}
return new AST_Try({
start : my_start_token(M),
end : my_end_token(M),
body : from_moz(M.block).body,
bcatch : from_moz(handlers[0]),
bfinally : M.finalizer ? new AST_Finally(from_moz(M.finalizer)) : null
});
},
Property: function(M) {
var key = M.key;
var args = {
start : my_start_token(key),
end : my_end_token(M.value),
key : key.type == "Identifier" ? key.name : key.value,
value : from_moz(M.value)
};
if (M.kind == "init") return new AST_ObjectKeyVal(args);
args.key = new AST_SymbolMethod({
name: args.key
});
args.value = new AST_Accessor(args.value);
if (M.kind == "get") return new AST_ObjectGetter(args);
if (M.kind == "set") return new AST_ObjectSetter(args);
},
ArrayExpression: function(M) {
return new AST_Array({
start : my_start_token(M),
end : my_end_token(M),
elements : M.elements.map(function(elem){
return elem === null ? new AST_Hole() : from_moz(elem);
})
});
},
ObjectExpression: function(M) {
return new AST_Object({
start : my_start_token(M),
end : my_end_token(M),
properties : M.properties.map(function(prop){
prop.type = "Property";
return from_moz(prop)
})
});
},
SequenceExpression: function(M) {
return new AST_Sequence({
start : my_start_token(M),
end : my_end_token(M),
expressions: M.expressions.map(from_moz)
});
},
MemberExpression: function(M) {
return new (M.computed ? AST_Sub : AST_Dot)({
start : my_start_token(M),
end : my_end_token(M),
property : M.computed ? from_moz(M.property) : M.property.name,
expression : from_moz(M.object)
});
},
SwitchCase: function(M) {
return new (M.test ? AST_Case : AST_Default)({
start : my_start_token(M),
end : my_end_token(M),
expression : from_moz(M.test),
body : M.consequent.map(from_moz)
});
},
VariableDeclaration: function(M) {
return new (M.kind === "const" ? AST_Const : AST_Var)({
start : my_start_token(M),
end : my_end_token(M),
definitions : M.declarations.map(from_moz)
});
},
Literal: function(M) {
var val = M.value, args = {
start : my_start_token(M),
end : my_end_token(M)
};
if (val === null) return new AST_Null(args);
switch (typeof val) {
case "string":
args.value = val;
return new AST_String(args);
case "number":
args.value = val;
return new AST_Number(args);
case "boolean":
return new (val ? AST_True : AST_False)(args);
default:
var rx = M.regex;
if (rx && rx.pattern) {
// RegExpLiteral as per ESTree AST spec
args.value = new RegExp(rx.pattern, rx.flags).toString();
} else {
// support legacy RegExp
args.value = M.regex && M.raw ? M.raw : val;
}
return new AST_RegExp(args);
}
},
Identifier: function(M) {
var p = FROM_MOZ_STACK[FROM_MOZ_STACK.length - 2];
return new ( p.type == "LabeledStatement" ? AST_Label
: p.type == "VariableDeclarator" && p.id === M ? (p.kind == "const" ? AST_SymbolConst : AST_SymbolVar)
: p.type == "FunctionExpression" ? (p.id === M ? AST_SymbolLambda : AST_SymbolFunarg)
: p.type == "FunctionDeclaration" ? (p.id === M ? AST_SymbolDefun : AST_SymbolFunarg)
: p.type == "CatchClause" ? AST_SymbolCatch
: p.type == "BreakStatement" || p.type == "ContinueStatement" ? AST_LabelRef
: AST_SymbolRef)({
start : my_start_token(M),
end : my_end_token(M),
name : M.name
});
}
};
MOZ_TO_ME.UpdateExpression =
MOZ_TO_ME.UnaryExpression = function To_Moz_Unary(M) {
var prefix = "prefix" in M ? M.prefix
: M.type == "UnaryExpression" ? true : false;
return new (prefix ? AST_UnaryPrefix : AST_UnaryPostfix)({
start : my_start_token(M),
end : my_end_token(M),
operator : M.operator,
expression : from_moz(M.argument)
});
};
map("EmptyStatement", AST_EmptyStatement);
map("BlockStatement", AST_BlockStatement, "body@body");
map("IfStatement", AST_If, "test>condition, consequent>body, alternate>alternative");
map("LabeledStatement", AST_LabeledStatement, "label>label, body>body");
map("BreakStatement", AST_Break, "label>label");
map("ContinueStatement", AST_Continue, "label>label");
map("WithStatement", AST_With, "object>expression, body>body");
map("SwitchStatement", AST_Switch, "discriminant>expression, cases@body");
map("ReturnStatement", AST_Return, "argument>value");
map("ThrowStatement", AST_Throw, "argument>value");
map("WhileStatement", AST_While, "test>condition, body>body");
map("DoWhileStatement", AST_Do, "test>condition, body>body");
map("ForStatement", AST_For, "init>init, test>condition, update>step, body>body");
map("ForInStatement", AST_ForIn, "left>init, right>object, body>body");
map("DebuggerStatement", AST_Debugger);
map("VariableDeclarator", AST_VarDef, "id>name, init>value");
map("CatchClause", AST_Catch, "param>argname, body%body");
map("ThisExpression", AST_This);
map("BinaryExpression", AST_Binary, "operator=operator, left>left, right>right");
map("LogicalExpression", AST_Binary, "operator=operator, left>left, right>right");
map("AssignmentExpression", AST_Assign, "operator=operator, left>left, right>right");
map("ConditionalExpression", AST_Conditional, "test>condition, consequent>consequent, alternate>alternative");
map("NewExpression", AST_New, "callee>expression, arguments@args");
map("CallExpression", AST_Call, "callee>expression, arguments@args");
def_to_moz(AST_Toplevel, function To_Moz_Program(M) {
return to_moz_scope("Program", M);
});
def_to_moz(AST_Defun, function To_Moz_FunctionDeclaration(M) {
return {
type: "FunctionDeclaration",
id: to_moz(M.name),
params: M.argnames.map(to_moz),
body: to_moz_scope("BlockStatement", M)
}
});
def_to_moz(AST_Function, function To_Moz_FunctionExpression(M) {
return {
type: "FunctionExpression",
id: to_moz(M.name),
params: M.argnames.map(to_moz),
body: to_moz_scope("BlockStatement", M)
}
});
def_to_moz(AST_Directive, function To_Moz_Directive(M) {
return {
type: "ExpressionStatement",
expression: {
type: "Literal",
value: M.value
}
};
});
def_to_moz(AST_SimpleStatement, function To_Moz_ExpressionStatement(M) {
return {
type: "ExpressionStatement",
expression: to_moz(M.body)
};
});
def_to_moz(AST_SwitchBranch, function To_Moz_SwitchCase(M) {
return {
type: "SwitchCase",
test: to_moz(M.expression),
consequent: M.body.map(to_moz)
};
});
def_to_moz(AST_Try, function To_Moz_TryStatement(M) {
return {
type: "TryStatement",
block: to_moz_block(M),
handler: to_moz(M.bcatch),
guardedHandlers: [],
finalizer: to_moz(M.bfinally)
};
});
def_to_moz(AST_Catch, function To_Moz_CatchClause(M) {
return {
type: "CatchClause",
param: to_moz(M.argname),
guard: null,
body: to_moz_block(M)
};
});
def_to_moz(AST_Definitions, function To_Moz_VariableDeclaration(M) {
return {
type: "VariableDeclaration",
kind: M instanceof AST_Const ? "const" : "var",
declarations: M.definitions.map(to_moz)
};
});
def_to_moz(AST_Sequence, function To_Moz_SequenceExpression(M) {
return {
type: "SequenceExpression",
expressions: M.expressions.map(to_moz)
};
});
def_to_moz(AST_PropAccess, function To_Moz_MemberExpression(M) {
var isComputed = M instanceof AST_Sub;
return {
type: "MemberExpression",
object: to_moz(M.expression),
computed: isComputed,
property: isComputed ? to_moz(M.property) : {type: "Identifier", name: M.property}
};
});
def_to_moz(AST_Unary, function To_Moz_Unary(M) {
return {
type: M.operator == "++" || M.operator == "--" ? "UpdateExpression" : "UnaryExpression",
operator: M.operator,
prefix: M instanceof AST_UnaryPrefix,
argument: to_moz(M.expression)
};
});
def_to_moz(AST_Binary, function To_Moz_BinaryExpression(M) {
return {
type: M.operator == "&&" || M.operator == "||" ? "LogicalExpression" : "BinaryExpression",
left: to_moz(M.left),
operator: M.operator,
right: to_moz(M.right)
};
});
def_to_moz(AST_Array, function To_Moz_ArrayExpression(M) {
return {
type: "ArrayExpression",
elements: M.elements.map(to_moz)
};
});
def_to_moz(AST_Object, function To_Moz_ObjectExpression(M) {
return {
type: "ObjectExpression",
properties: M.properties.map(to_moz)
};
});
def_to_moz(AST_ObjectProperty, function To_Moz_Property(M) {
var key = {
type: "Literal",
value: M.key instanceof AST_SymbolMethod ? M.key.name : M.key
};
var kind;
if (M instanceof AST_ObjectKeyVal) {
kind = "init";
} else
if (M instanceof AST_ObjectGetter) {
kind = "get";
} else
if (M instanceof AST_ObjectSetter) {
kind = "set";
}
return {
type: "Property",
kind: kind,
key: key,
value: to_moz(M.value)
};
});
def_to_moz(AST_Symbol, function To_Moz_Identifier(M) {
var def = M.definition();
return {
type: "Identifier",
name: def ? def.mangled_name || def.name : M.name
};
});
def_to_moz(AST_RegExp, function To_Moz_RegExpLiteral(M) {
var value = M.value;
return {
type: "Literal",
value: value,
raw: value.toString(),
regex: {
pattern: value.source,
flags: value.toString().match(/[gimuy]*$/)[0]
}
};
});
def_to_moz(AST_Constant, function To_Moz_Literal(M) {
var value = M.value;
if (typeof value === 'number' && (value < 0 || (value === 0 && 1 / value < 0))) {
return {
type: "UnaryExpression",
operator: "-",
prefix: true,
argument: {
type: "Literal",
value: -value,
raw: M.start.raw
}
};
}
return {
type: "Literal",
value: value,
raw: M.start.raw
};
});
def_to_moz(AST_Atom, function To_Moz_Atom(M) {
return {
type: "Identifier",
name: String(M.value)
};
});
AST_Boolean.DEFMETHOD("to_mozilla_ast", AST_Constant.prototype.to_mozilla_ast);
AST_Null.DEFMETHOD("to_mozilla_ast", AST_Constant.prototype.to_mozilla_ast);
AST_Hole.DEFMETHOD("to_mozilla_ast", function To_Moz_ArrayHole() { return null });
AST_Block.DEFMETHOD("to_mozilla_ast", AST_BlockStatement.prototype.to_mozilla_ast);
AST_Lambda.DEFMETHOD("to_mozilla_ast", AST_Function.prototype.to_mozilla_ast);
/* -----[ tools ]----- */
function raw_token(moznode) {
if (moznode.type == "Literal") {
return moznode.raw != null ? moznode.raw : moznode.value + "";
}
}
function my_start_token(moznode) {
var loc = moznode.loc, start = loc && loc.start;
var range = moznode.range;
return new AST_Token({
file : loc && loc.source,
line : start && start.line,
col : start && start.column,
pos : range ? range[0] : moznode.start,
endline : start && start.line,
endcol : start && start.column,
endpos : range ? range[0] : moznode.start,
raw : raw_token(moznode),
});
};
function my_end_token(moznode) {
var loc = moznode.loc, end = loc && loc.end;
var range = moznode.range;
return new AST_Token({
file : loc && loc.source,
line : end && end.line,
col : end && end.column,
pos : range ? range[1] : moznode.end,
endline : end && end.line,
endcol : end && end.column,
endpos : range ? range[1] : moznode.end,
raw : raw_token(moznode),
});
};
function map(moztype, mytype, propmap) {
var moz_to_me = "function From_Moz_" + moztype + "(M){\n";
moz_to_me += "return new U2." + mytype.name + "({\n" +
"start: my_start_token(M),\n" +
"end: my_end_token(M)";
var me_to_moz = "function To_Moz_" + moztype + "(M){\n";
me_to_moz += "return {\n" +
"type: " + JSON.stringify(moztype);
if (propmap) propmap.split(/\s*,\s*/).forEach(function(prop){
var m = /([a-z0-9$_]+)(=|@|>|%)([a-z0-9$_]+)/i.exec(prop);
if (!m) throw new Error("Can't understand property map: " + prop);
var moz = m[1], how = m[2], my = m[3];
moz_to_me += ",\n" + my + ": ";
me_to_moz += ",\n" + moz + ": ";
switch (how) {
case "@":
moz_to_me += "M." + moz + ".map(from_moz)";
me_to_moz += "M." + my + ".map(to_moz)";
break;
case ">":
moz_to_me += "from_moz(M." + moz + ")";
me_to_moz += "to_moz(M." + my + ")";
break;
case "=":
moz_to_me += "M." + moz;
me_to_moz += "M." + my;
break;
case "%":
moz_to_me += "from_moz(M." + moz + ").body";
me_to_moz += "to_moz_block(M)";
break;
default:
throw new Error("Can't understand operator in propmap: " + prop);
}
});
moz_to_me += "\n})\n}";
me_to_moz += "\n}\n}";
//moz_to_me = parse(moz_to_me).print_to_string({ beautify: true });
//me_to_moz = parse(me_to_moz).print_to_string({ beautify: true });
//console.log(moz_to_me);
moz_to_me = new Function("U2", "my_start_token", "my_end_token", "from_moz", "return(" + moz_to_me + ")")(
exports, my_start_token, my_end_token, from_moz
);
me_to_moz = new Function("to_moz", "to_moz_block", "to_moz_scope", "return(" + me_to_moz + ")")(
to_moz, to_moz_block, to_moz_scope
);
MOZ_TO_ME[moztype] = moz_to_me;
def_to_moz(mytype, me_to_moz);
};
var FROM_MOZ_STACK = null;
function from_moz(node) {
FROM_MOZ_STACK.push(node);
var ret = node != null ? MOZ_TO_ME[node.type](node) : null;
FROM_MOZ_STACK.pop();
return ret;
};
AST_Node.from_mozilla_ast = function(node){
var save_stack = FROM_MOZ_STACK;
FROM_MOZ_STACK = [];
var ast = from_moz(node);
FROM_MOZ_STACK = save_stack;
return ast;
};
function set_moz_loc(mynode, moznode, myparent) {
var start = mynode.start;
var end = mynode.end;
if (start.pos != null && end.endpos != null) {
moznode.range = [start.pos, end.endpos];
}
if (start.line) {
moznode.loc = {
start: {line: start.line, column: start.col},
end: end.endline ? {line: end.endline, column: end.endcol} : null
};
if (start.file) {
moznode.loc.source = start.file;
}
}
return moznode;
};
function def_to_moz(mytype, handler) {
mytype.DEFMETHOD("to_mozilla_ast", function() {
return set_moz_loc(this, handler(this));
});
};
function to_moz(node) {
return node != null ? node.to_mozilla_ast() : null;
};
function to_moz_block(node) {
return {
type: "BlockStatement",
body: node.body.map(to_moz)
};
};
function to_moz_scope(type, node) {
var body = node.body.map(to_moz);
if (node.body[0] instanceof AST_SimpleStatement && node.body[0].body instanceof AST_String) {
body.unshift(to_moz(new AST_EmptyStatement(node.body[0])));
}
return {
type: type,
body: body
};
};
})();

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@ -1,289 +0,0 @@
/***********************************************************************
A JavaScript tokenizer / parser / beautifier / compressor.
https://github.com/mishoo/UglifyJS2
-------------------------------- (C) ---------------------------------
Author: Mihai Bazon
<mihai.bazon@gmail.com>
http://mihai.bazon.net/blog
Distributed under the BSD license:
Copyright 2012 (c) Mihai Bazon <mihai.bazon@gmail.com>
Redistribution and use in source and binary forms, with or without
modification, are permitted provided that the following conditions
are met:
* Redistributions of source code must retain the above
copyright notice, this list of conditions and the following
disclaimer.
* Redistributions in binary form must reproduce the above
copyright notice, this list of conditions and the following
disclaimer in the documentation and/or other materials
provided with the distribution.
THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDER “AS IS” AND ANY
EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER BE
LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY,
OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR
TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF
THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
SUCH DAMAGE.
***********************************************************************/
"use strict";
function find_builtins(reserved) {
// Compatibility fix for some standard defined globals not defined on every js environment
var new_globals = ["Symbol", "Map", "Promise", "Proxy", "Reflect", "Set", "WeakMap", "WeakSet"];
var objects = {};
var global_ref = typeof global === "object" ? global : self;
new_globals.forEach(function (new_global) {
objects[new_global] = global_ref[new_global] || new Function();
});
// NaN will be included due to Number.NaN
[
"null",
"true",
"false",
"Infinity",
"-Infinity",
"undefined",
].forEach(add);
[ Object, Array, Function, Number,
String, Boolean, Error, Math,
Date, RegExp, objects.Symbol, ArrayBuffer,
DataView, decodeURI, decodeURIComponent,
encodeURI, encodeURIComponent, eval, EvalError,
Float32Array, Float64Array, Int8Array, Int16Array,
Int32Array, isFinite, isNaN, JSON, objects.Map, parseFloat,
parseInt, objects.Promise, objects.Proxy, RangeError, ReferenceError,
objects.Reflect, objects.Set, SyntaxError, TypeError, Uint8Array,
Uint8ClampedArray, Uint16Array, Uint32Array, URIError,
objects.WeakMap, objects.WeakSet
].forEach(function(ctor){
Object.getOwnPropertyNames(ctor).map(add);
if (ctor.prototype) {
Object.getOwnPropertyNames(ctor.prototype).map(add);
}
});
function add(name) {
push_uniq(reserved, name);
}
}
function mangle_properties(ast, options) {
options = defaults(options, {
builtins: false,
cache: null,
debug: false,
keep_quoted: false,
only_cache: false,
regex: null,
reserved: null,
});
var reserved = options.reserved || [];
if (!options.builtins) find_builtins(reserved);
var cache = options.cache;
if (cache == null) {
cache = {
cname: -1,
props: new Dictionary()
};
}
var regex = options.regex;
var keep_quoted = options.keep_quoted;
// note debug is either false (disabled), or a string of the debug suffix to use (enabled).
// note debug may be enabled as an empty string, which is falsey. Also treat passing 'true'
// the same as passing an empty string.
var debug = options.debug !== false;
var debug_name_suffix;
if (debug) {
debug_name_suffix = (options.debug === true ? "" : options.debug);
}
var names_to_mangle = [];
var unmangleable = [];
var to_keep = {};
// step 1: find candidates to mangle
ast.walk(new TreeWalker(function(node){
if (node instanceof AST_ObjectKeyVal) {
add(node.key, keep_quoted && node.quote);
}
else if (node instanceof AST_ObjectProperty) {
// setter or getter, since KeyVal is handled above
add(node.key.name);
}
else if (node instanceof AST_Dot) {
add(node.property);
}
else if (node instanceof AST_Sub) {
addStrings(node.property, keep_quoted);
}
else if (node instanceof AST_ConciseMethod) {
add(node.name.name);
}
}));
// step 2: transform the tree, renaming properties
return ast.transform(new TreeTransformer(function(node){
if (node instanceof AST_ObjectKeyVal) {
if (!(keep_quoted && node.quote))
node.key = mangle(node.key);
}
else if (node instanceof AST_ObjectProperty) {
// setter or getter
node.key.name = mangle(node.key.name);
}
else if (node instanceof AST_Dot) {
node.property = mangle(node.property);
}
else if (node instanceof AST_Sub) {
if (!keep_quoted)
node.property = mangleStrings(node.property);
}
else if (node instanceof AST_ConciseMethod) {
if (should_mangle(node.name.name)) {
node.name.name = mangle(node.name.name);
}
}
// else if (node instanceof AST_String) {
// if (should_mangle(node.value)) {
// AST_Node.warn(
// "Found \"{prop}\" property candidate for mangling in an arbitrary string [{file}:{line},{col}]", {
// file : node.start.file,
// line : node.start.line,
// col : node.start.col,
// prop : node.value
// }
// );
// }
// }
}));
// only function declarations after this line
function can_mangle(name) {
if (unmangleable.indexOf(name) >= 0) return false;
if (reserved.indexOf(name) >= 0) return false;
if (options.only_cache) {
return cache.props.has(name);
}
if (/^-?[0-9]+(\.[0-9]+)?(e[+-][0-9]+)?$/.test(name)) return false;
return true;
}
function should_mangle(name) {
if (keep_quoted && name in to_keep) return false;
if (regex && !regex.test(name)) return false;
if (reserved.indexOf(name) >= 0) return false;
return cache.props.has(name)
|| names_to_mangle.indexOf(name) >= 0;
}
function add(name, keep) {
if (keep) {
to_keep[name] = true;
return;
}
if (can_mangle(name))
push_uniq(names_to_mangle, name);
if (!should_mangle(name)) {
push_uniq(unmangleable, name);
}
}
function mangle(name) {
if (!should_mangle(name)) {
return name;
}
var mangled = cache.props.get(name);
if (!mangled) {
if (debug) {
// debug mode: use a prefix and suffix to preserve readability, e.g. o.foo -> o._$foo$NNN_.
var debug_mangled = "_$" + name + "$" + debug_name_suffix + "_";
if (can_mangle(debug_mangled) && !(keep_quoted && debug_mangled in to_keep)) {
mangled = debug_mangled;
}
}
// either debug mode is off, or it is on and we could not use the mangled name
if (!mangled) {
// Note: `can_mangle()` does not check if the name collides with the `to_keep` set
// (filled with quoted properties when `keep_quoted` is set). Make sure we add this
// check so we don't collide with a quoted name.
do {
mangled = base54(++cache.cname);
} while (!can_mangle(mangled) || keep_quoted && mangled in to_keep);
}
cache.props.set(name, mangled);
}
return mangled;
}
function addStrings(node, keep) {
var out = {};
try {
(function walk(node){
node.walk(new TreeWalker(function(node){
if (node instanceof AST_Sequence) {
walk(node.expressions[node.expressions.length - 1]);
return true;
}
if (node instanceof AST_String) {
add(node.value, keep);
return true;
}
if (node instanceof AST_Conditional) {
walk(node.consequent);
walk(node.alternative);
return true;
}
throw out;
}));
})(node);
} catch(ex) {
if (ex !== out) throw ex;
}
}
function mangleStrings(node) {
return node.transform(new TreeTransformer(function(node){
if (node instanceof AST_Sequence) {
var last = node.expressions.length - 1;
node.expressions[last] = mangleStrings(node.expressions[last]);
}
else if (node instanceof AST_String) {
node.value = mangle(node.value);
}
else if (node instanceof AST_Conditional) {
node.consequent = mangleStrings(node.consequent);
node.alternative = mangleStrings(node.alternative);
}
return node;
}));
}
}

694
lib/node_modules/uglify-es/lib/scope.js generated vendored
View File

@ -1,694 +0,0 @@
/***********************************************************************
A JavaScript tokenizer / parser / beautifier / compressor.
https://github.com/mishoo/UglifyJS2
-------------------------------- (C) ---------------------------------
Author: Mihai Bazon
<mihai.bazon@gmail.com>
http://mihai.bazon.net/blog
Distributed under the BSD license:
Copyright 2012 (c) Mihai Bazon <mihai.bazon@gmail.com>
Redistribution and use in source and binary forms, with or without
modification, are permitted provided that the following conditions
are met:
* Redistributions of source code must retain the above
copyright notice, this list of conditions and the following
disclaimer.
* Redistributions in binary form must reproduce the above
copyright notice, this list of conditions and the following
disclaimer in the documentation and/or other materials
provided with the distribution.
THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDER “AS IS” AND ANY
EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER BE
LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY,
OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR
TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF
THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
SUCH DAMAGE.
***********************************************************************/
"use strict";
function SymbolDef(scope, index, orig) {
this.name = orig.name;
this.orig = [ orig ];
this.scope = scope;
this.references = [];
this.global = false;
this.export = false;
this.mangled_name = null;
this.object_destructuring_arg = false;
this.undeclared = false;
this.index = index;
this.id = SymbolDef.next_id++;
};
SymbolDef.next_id = 1;
SymbolDef.prototype = {
unmangleable: function(options) {
if (!options) options = {};
return (this.global && !options.toplevel)
|| this.export
|| this.object_destructuring_arg
|| this.undeclared
|| (!options.eval && (this.scope.uses_eval || this.scope.uses_with))
|| (options.keep_fnames
&& (this.orig[0] instanceof AST_SymbolLambda
|| this.orig[0] instanceof AST_SymbolDefun))
|| this.orig[0] instanceof AST_SymbolMethod
|| (options.keep_classnames
&& (this.orig[0] instanceof AST_SymbolClass
|| this.orig[0] instanceof AST_SymbolDefClass));
},
mangle: function(options) {
var cache = options.cache && options.cache.props;
if (this.global && cache && cache.has(this.name)) {
this.mangled_name = cache.get(this.name);
}
else if (!this.mangled_name && !this.unmangleable(options)) {
var s = this.scope;
var sym = this.orig[0];
if (options.ie8 && sym instanceof AST_SymbolLambda)
s = s.parent_scope;
var def;
if (this.defun && (def = this.defun.variables.get(this.name))) {
this.mangled_name = def.mangled_name || def.name;
} else
this.mangled_name = s.next_mangled(options, this);
if (this.global && cache) {
cache.set(this.name, this.mangled_name);
}
}
}
};
AST_Toplevel.DEFMETHOD("figure_out_scope", function(options){
options = defaults(options, {
cache: null,
ie8: false,
safari10: false,
});
// pass 1: setup scope chaining and handle definitions
var self = this;
var scope = self.parent_scope = null;
var labels = new Dictionary();
var defun = null;
var in_destructuring = null;
var in_export = false;
var in_block = 0;
var for_scopes = [];
var tw = new TreeWalker(function(node, descend){
if (node.is_block_scope()) {
var save_scope = scope;
scope = new AST_Scope(node);
scope.init_scope_vars(save_scope);
if (!(node instanceof AST_Scope)) {
scope.uses_with = save_scope.uses_with;
scope.uses_eval = save_scope.uses_eval;
scope.directives = save_scope.directives;
}
if (options.safari10) {
if (node instanceof AST_For || node instanceof AST_ForIn) {
for_scopes.push(scope);
}
}
descend();
scope = save_scope;
return true;
}
if (node instanceof AST_Destructuring && node.is_array === false) {
in_destructuring = node; // These don't nest
descend();
in_destructuring = null;
return true;
}
if (node instanceof AST_Scope) {
node.init_scope_vars(scope);
var save_scope = scope;
var save_defun = defun;
var save_labels = labels;
defun = scope = node;
labels = new Dictionary();
descend();
scope = save_scope;
defun = save_defun;
labels = save_labels;
return true; // don't descend again in TreeWalker
}
if (node instanceof AST_Export) {
in_export = true;
descend();
in_export = false;
return true;
}
if (node instanceof AST_BlockStatement
|| node instanceof AST_Switch
|| node instanceof AST_Try
|| node instanceof AST_Catch
|| node instanceof AST_Finally) {
in_block++;
descend();
in_block--;
return true;
}
if (node instanceof AST_LabeledStatement) {
var l = node.label;
if (labels.has(l.name)) {
throw new Error(string_template("Label {name} defined twice", l));
}
labels.set(l.name, l);
descend();
labels.del(l.name);
return true; // no descend again
}
if (node instanceof AST_With) {
for (var s = scope; s; s = s.parent_scope)
s.uses_with = true;
return;
}
if (node instanceof AST_Symbol) {
node.scope = scope;
}
if (node instanceof AST_SymbolFunarg) {
node.object_destructuring_arg = !!in_destructuring;
}
if (node instanceof AST_Label) {
node.thedef = node;
node.references = [];
}
if (node instanceof AST_SymbolLambda) {
defun.def_function(node, in_export, in_block);
}
else if (node instanceof AST_SymbolDefun) {
// Careful here, the scope where this should be defined is
// the parent scope. The reason is that we enter a new
// scope when we encounter the AST_Defun node (which is
// instanceof AST_Scope) but we get to the symbol a bit
// later.
var parent_lambda = defun.parent_scope;
while (parent_lambda.is_block_scope()) {
parent_lambda = parent_lambda.parent_scope;
}
(node.scope = parent_lambda).def_function(node, in_export, in_block);
}
else if (node instanceof AST_SymbolClass) {
defun.def_variable(node, in_export, in_block);
}
else if (node instanceof AST_SymbolImport) {
scope.def_variable(node, in_export, in_block);
}
else if (node instanceof AST_SymbolDefClass) {
// This deals with the name of the class being available
// inside the class.
(node.scope = defun.parent_scope).def_function(node, in_export, in_block);
}
else if (node instanceof AST_SymbolVar
|| node instanceof AST_SymbolLet
|| node instanceof AST_SymbolConst) {
var def = ((node instanceof AST_SymbolBlockDeclaration) ? scope : defun).def_variable(node, in_export, in_block);
def.destructuring = in_destructuring;
if (defun !== scope) {
node.mark_enclosed(options);
var def = scope.find_variable(node);
if (node.thedef !== def) {
node.thedef = def;
node.reference(options);
}
}
}
else if (node instanceof AST_SymbolCatch) {
scope.def_variable(node, in_export, in_block).defun = defun;
}
else if (node instanceof AST_LabelRef) {
var sym = labels.get(node.name);
if (!sym) throw new Error(string_template("Undefined label {name} [{line},{col}]", {
name: node.name,
line: node.start.line,
col: node.start.col
}));
node.thedef = sym;
}
});
self.walk(tw);
// pass 2: find back references and eval
var func = null;
var cls = null;
var globals = self.globals = new Dictionary();
var tw = new TreeWalker(function(node, descend){
if (node instanceof AST_Lambda) {
var prev_func = func;
func = node;
descend();
func = prev_func;
return true;
}
if (node instanceof AST_Class) {
var prev_cls = cls;
cls = node;
descend();
cls = prev_cls;
return true;
}
if (node instanceof AST_LoopControl && node.label) {
node.label.thedef.references.push(node);
return true;
}
if (node instanceof AST_SymbolRef) {
var name = node.name;
if (name == "eval" && tw.parent() instanceof AST_Call) {
for (var s = node.scope; s && !s.uses_eval; s = s.parent_scope) {
s.uses_eval = true;
}
}
var sym = node.scope.find_variable(name);
if (node.scope instanceof AST_Lambda && name == "arguments") {
node.scope.uses_arguments = true;
}
if (!sym) {
sym = self.def_global(node);
}
node.thedef = sym;
node.reference(options);
return true;
}
});
self.walk(tw);
// pass 3: fix up any scoping issue with IE8
if (options.ie8) {
self.walk(new TreeWalker(function(node, descend) {
if (node instanceof AST_SymbolCatch) {
var name = node.name;
var refs = node.thedef.references;
var scope = node.thedef.defun;
var def = scope.find_variable(name) || self.globals.get(name) || scope.def_variable(node);
refs.forEach(function(ref) {
ref.thedef = def;
ref.reference(options);
});
node.thedef = def;
return true;
}
}));
}
// pass 4: add symbol definitions to loop scopes
// Safari/Webkit bug workaround - loop init let variable shadowing argument.
// https://github.com/mishoo/UglifyJS2/issues/1753
// https://bugs.webkit.org/show_bug.cgi?id=171041
if (options.safari10) {
for (var i = 0; i < for_scopes.length; i++) {
var scope = for_scopes[i];
scope.parent_scope.variables.each(function(def) {
push_uniq(scope.enclosed, def);
});
}
}
if (options.cache) {
this.cname = options.cache.cname;
}
});
AST_Toplevel.DEFMETHOD("def_global", function(node){
var globals = this.globals, name = node.name;
if (globals.has(name)) {
return globals.get(name);
} else {
var g = new SymbolDef(this, globals.size(), node);
g.undeclared = true;
g.global = true;
globals.set(name, g);
return g;
}
});
AST_Scope.DEFMETHOD("init_scope_vars", function(parent_scope){
this.variables = new Dictionary(); // map name to AST_SymbolVar (variables defined in this scope; includes functions)
this.functions = new Dictionary(); // map name to AST_SymbolDefun (functions defined in this scope)
this.uses_with = false; // will be set to true if this or some nested scope uses the `with` statement
this.uses_eval = false; // will be set to true if this or nested scope uses the global `eval`
this.parent_scope = parent_scope; // the parent scope
this.enclosed = []; // a list of variables from this or outer scope(s) that are referenced from this or inner scopes
this.cname = -1; // the current index for mangling functions/variables
});
AST_Node.DEFMETHOD("is_block_scope", function(){
return false; // Behaviour will be overridden by AST_Block
});
AST_Block.DEFMETHOD("is_block_scope", function(){
return (
!(this instanceof AST_Lambda) &&
!(this instanceof AST_Toplevel) &&
!(this instanceof AST_Class) &&
!(this instanceof AST_SwitchBranch)
);
});
AST_IterationStatement.DEFMETHOD("is_block_scope", function(){
return true;
});
AST_Lambda.DEFMETHOD("init_scope_vars", function(){
AST_Scope.prototype.init_scope_vars.apply(this, arguments);
this.uses_arguments = false;
this.def_variable(new AST_SymbolConst({
name: "arguments",
start: this.start,
end: this.end
}));
});
AST_Symbol.DEFMETHOD("mark_enclosed", function(options) {
var def = this.definition();
var s = this.scope;
while (s) {
push_uniq(s.enclosed, def);
if (options.keep_fnames) {
s.functions.each(function(d) {
push_uniq(def.scope.enclosed, d);
});
}
if (s === def.scope) break;
s = s.parent_scope;
}
});
AST_Symbol.DEFMETHOD("reference", function(options) {
this.definition().references.push(this);
this.mark_enclosed(options);
});
AST_Scope.DEFMETHOD("find_variable", function(name){
if (name instanceof AST_Symbol) name = name.name;
return this.variables.get(name)
|| (this.parent_scope && this.parent_scope.find_variable(name));
});
AST_Scope.DEFMETHOD("def_function", function(symbol, in_export, in_block){
this.functions.set(symbol.name, this.def_variable(symbol, in_export, in_block));
});
AST_Scope.DEFMETHOD("def_variable", function(symbol, in_export, in_block){
var def;
if (!this.variables.has(symbol.name)) {
def = new SymbolDef(this, this.variables.size(), symbol);
this.variables.set(symbol.name, def);
def.object_destructuring_arg = symbol.object_destructuring_arg;
if (in_export) {
def.export = true;
}
if (in_block && symbol instanceof AST_SymbolBlockDeclaration) {
def.global = false;
} else {
def.global = !this.parent_scope;
}
} else {
def = this.variables.get(symbol.name);
def.orig.push(symbol);
}
return symbol.thedef = def;
});
AST_Scope.DEFMETHOD("next_mangled", function(options){
var ext = this.enclosed;
out: while (true) {
var m = base54(++this.cname);
if (!is_identifier(m)) continue; // skip over "do"
// https://github.com/mishoo/UglifyJS2/issues/242 -- do not
// shadow a name reserved from mangling.
if (options.reserved.indexOf(m) >= 0) continue;
// we must ensure that the mangled name does not shadow a name
// from some parent scope that is referenced in this or in
// inner scopes.
for (var i = ext.length; --i >= 0;) {
var sym = ext[i];
var name = sym.mangled_name || (sym.unmangleable(options) && sym.name);
if (m == name) continue out;
}
return m;
}
});
AST_Function.DEFMETHOD("next_mangled", function(options, def){
// #179, #326
// in Safari strict mode, something like (function x(x){...}) is a syntax error;
// a function expression's argument cannot shadow the function expression's name
var tricky_def = def.orig[0] instanceof AST_SymbolFunarg && this.name && this.name.definition();
// the function's mangled_name is null when keep_fnames is true
var tricky_name = tricky_def ? tricky_def.mangled_name || tricky_def.name : null;
while (true) {
var name = AST_Lambda.prototype.next_mangled.call(this, options, def);
if (!tricky_name || tricky_name != name)
return name;
}
});
AST_Symbol.DEFMETHOD("unmangleable", function(options){
var def = this.definition();
return def && def.unmangleable(options);
});
// labels are always mangleable
AST_Label.DEFMETHOD("unmangleable", function(){
return false;
});
AST_Symbol.DEFMETHOD("unreferenced", function(){
return this.definition().references.length == 0
&& !(this.scope.uses_eval || this.scope.uses_with);
});
AST_Symbol.DEFMETHOD("undeclared", function(){
return this.definition().undeclared;
});
AST_LabelRef.DEFMETHOD("undeclared", function(){
return false;
});
AST_Label.DEFMETHOD("undeclared", function(){
return false;
});
AST_Symbol.DEFMETHOD("definition", function(){
return this.thedef;
});
AST_Symbol.DEFMETHOD("global", function(){
return this.definition().global;
});
AST_Toplevel.DEFMETHOD("_default_mangler_options", function(options){
return defaults(options, {
eval : false,
ie8 : false,
keep_classnames: false,
keep_fnames : false,
reserved : [],
toplevel : false,
});
});
AST_Toplevel.DEFMETHOD("mangle_names", function(options){
options = this._default_mangler_options(options);
// Never mangle arguments
options.reserved.push('arguments');
// We only need to mangle declaration nodes. Special logic wired
// into the code generator will display the mangled name if it's
// present (and for AST_SymbolRef-s it'll use the mangled name of
// the AST_SymbolDeclaration that it points to).
var lname = -1;
var to_mangle = [];
if (options.cache) {
this.globals.each(function(symbol){
if (options.reserved.indexOf(symbol.name) < 0) {
to_mangle.push(symbol);
}
});
}
var tw = new TreeWalker(function(node, descend){
if (node instanceof AST_LabeledStatement) {
// lname is incremented when we get to the AST_Label
var save_nesting = lname;
descend();
lname = save_nesting;
return true; // don't descend again in TreeWalker
}
if (node instanceof AST_Scope) {
var p = tw.parent(), a = [];
node.variables.each(function(symbol){
if (options.reserved.indexOf(symbol.name) < 0) {
a.push(symbol);
}
});
to_mangle.push.apply(to_mangle, a);
return;
}
if (node instanceof AST_Label) {
var name;
do name = base54(++lname); while (!is_identifier(name));
node.mangled_name = name;
return true;
}
var mangle_with_block_scope =
(!options.ie8 && node instanceof AST_SymbolCatch) ||
node instanceof AST_SymbolBlockDeclaration;
if (mangle_with_block_scope) {
to_mangle.push(node.definition());
return;
}
});
this.walk(tw);
to_mangle.forEach(function(def){
if (def.destructuring && !def.destructuring.is_array) return;
def.mangle(options);
});
if (options.cache) {
options.cache.cname = this.cname;
}
});
AST_Toplevel.DEFMETHOD("compute_char_frequency", function(options){
options = this._default_mangler_options(options);
var tw = new TreeWalker(function(node){
if (node instanceof AST_Constant)
base54.consider(node.print_to_string());
else if (node instanceof AST_Return)
base54.consider("return");
else if (node instanceof AST_Throw)
base54.consider("throw");
else if (node instanceof AST_Continue)
base54.consider("continue");
else if (node instanceof AST_Break)
base54.consider("break");
else if (node instanceof AST_Debugger)
base54.consider("debugger");
else if (node instanceof AST_Directive)
base54.consider(node.value);
else if (node instanceof AST_While)
base54.consider("while");
else if (node instanceof AST_Do)
base54.consider("do while");
else if (node instanceof AST_If) {
base54.consider("if");
if (node.alternative) base54.consider("else");
}
else if (node instanceof AST_Var)
base54.consider("var");
else if (node instanceof AST_Const)
base54.consider("const");
else if (node instanceof AST_Lambda)
base54.consider("function");
else if (node instanceof AST_For)
base54.consider("for");
else if (node instanceof AST_ForIn)
base54.consider("for in");
else if (node instanceof AST_Switch)
base54.consider("switch");
else if (node instanceof AST_Case)
base54.consider("case");
else if (node instanceof AST_Default)
base54.consider("default");
else if (node instanceof AST_With)
base54.consider("with");
else if (node instanceof AST_ObjectSetter)
base54.consider("set" + (typeof node.key === "string" ? node.key : ""));
else if (node instanceof AST_ObjectGetter)
base54.consider("get" + (typeof node.key === "string" ? node.key : ""));
else if (node instanceof AST_ObjectKeyVal && typeof node.key === "string")
base54.consider(node.key);
else if (node instanceof AST_ConciseMethod && typeof node.key === "string")
base54.consider(node.key);
else if (node instanceof AST_New)
base54.consider("new");
else if (node instanceof AST_This)
base54.consider("this");
else if (node instanceof AST_Super)
base54.consider("super");
else if (node instanceof AST_Try)
base54.consider("try");
else if (node instanceof AST_Catch)
base54.consider("catch");
else if (node instanceof AST_Finally)
base54.consider("finally");
else if (node instanceof AST_Yield)
base54.consider("yield");
else if (node instanceof AST_Symbol && node.unmangleable(options))
base54.consider(node.name);
else if (node instanceof AST_Unary || node instanceof AST_Binary)
base54.consider(node.operator);
else if (node instanceof AST_Dot)
base54.consider(node.property);
});
this.walk(tw);
base54.sort();
});
var base54 = (function() {
var string = "abcdefghijklmnopqrstuvwxyzABCDEFGHIJKLMNOPQRSTUVWXYZ$_0123456789";
var chars, frequency;
function reset() {
frequency = Object.create(null);
chars = string.split("").map(function(ch){ return ch.charCodeAt(0) });
chars.forEach(function(ch){ frequency[ch] = 0 });
}
base54.consider = function(str){
for (var i = str.length; --i >= 0;) {
var code = str.charCodeAt(i);
if (code in frequency) ++frequency[code];
}
};
base54.sort = function() {
chars = mergeSort(chars, function(a, b){
if (is_digit(a) && !is_digit(b)) return 1;
if (is_digit(b) && !is_digit(a)) return -1;
return frequency[b] - frequency[a];
});
};
base54.reset = reset;
reset();
base54.get = function(){ return chars };
base54.freq = function(){ return frequency };
function base54(num) {
var ret = "", base = 54;
num++;
do {
num--;
ret += String.fromCharCode(chars[num % base]);
num = Math.floor(num / base);
base = 64;
} while (num > 0);
return ret;
};
return base54;
})();

97
lib/node_modules/uglify-es/lib/sourcemap.js generated vendored
View File

@ -1,97 +0,0 @@
/***********************************************************************
A JavaScript tokenizer / parser / beautifier / compressor.
https://github.com/mishoo/UglifyJS2
-------------------------------- (C) ---------------------------------
Author: Mihai Bazon
<mihai.bazon@gmail.com>
http://mihai.bazon.net/blog
Distributed under the BSD license:
Copyright 2012 (c) Mihai Bazon <mihai.bazon@gmail.com>
Redistribution and use in source and binary forms, with or without
modification, are permitted provided that the following conditions
are met:
* Redistributions of source code must retain the above
copyright notice, this list of conditions and the following
disclaimer.
* Redistributions in binary form must reproduce the above
copyright notice, this list of conditions and the following
disclaimer in the documentation and/or other materials
provided with the distribution.
THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDER “AS IS” AND ANY
EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER BE
LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY,
OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR
TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF
THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
SUCH DAMAGE.
***********************************************************************/
"use strict";
// a small wrapper around fitzgen's source-map library
function SourceMap(options) {
options = defaults(options, {
file : null,
root : null,
orig : null,
orig_line_diff : 0,
dest_line_diff : 0,
});
var generator = new MOZ_SourceMap.SourceMapGenerator({
file : options.file,
sourceRoot : options.root
});
var orig_map = options.orig && new MOZ_SourceMap.SourceMapConsumer(options.orig);
if (orig_map && Array.isArray(options.orig.sources)) {
orig_map._sources.toArray().forEach(function(source) {
var sourceContent = orig_map.sourceContentFor(source, true);
if (sourceContent) {
generator.setSourceContent(source, sourceContent);
}
});
}
function add(source, gen_line, gen_col, orig_line, orig_col, name) {
if (orig_map) {
var info = orig_map.originalPositionFor({
line: orig_line,
column: orig_col
});
if (info.source === null) {
return;
}
source = info.source;
orig_line = info.line;
orig_col = info.column;
name = info.name || name;
}
generator.addMapping({
generated : { line: gen_line + options.dest_line_diff, column: gen_col },
original : { line: orig_line + options.orig_line_diff, column: orig_col },
source : source,
name : name
});
};
return {
add : add,
get : function() { return generator },
toString : function() { return JSON.stringify(generator.toJSON()); }
};
};

362
lib/node_modules/uglify-es/lib/utils.js generated vendored
View File

@ -1,362 +0,0 @@
/***********************************************************************
A JavaScript tokenizer / parser / beautifier / compressor.
https://github.com/mishoo/UglifyJS2
-------------------------------- (C) ---------------------------------
Author: Mihai Bazon
<mihai.bazon@gmail.com>
http://mihai.bazon.net/blog
Distributed under the BSD license:
Copyright 2012 (c) Mihai Bazon <mihai.bazon@gmail.com>
Redistribution and use in source and binary forms, with or without
modification, are permitted provided that the following conditions
are met:
* Redistributions of source code must retain the above
copyright notice, this list of conditions and the following
disclaimer.
* Redistributions in binary form must reproduce the above
copyright notice, this list of conditions and the following
disclaimer in the documentation and/or other materials
provided with the distribution.
THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDER “AS IS” AND ANY
EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER BE
LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY,
OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR
TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF
THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
SUCH DAMAGE.
***********************************************************************/
"use strict";
function array_to_hash(a) {
var ret = Object.create(null);
for (var i = 0; i < a.length; ++i)
ret[a[i]] = true;
return ret;
};
function slice(a, start) {
return Array.prototype.slice.call(a, start || 0);
};
function characters(str) {
return str.split("");
};
function member(name, array) {
return array.indexOf(name) >= 0;
};
function find_if(func, array) {
for (var i = 0, n = array.length; i < n; ++i) {
if (func(array[i]))
return array[i];
}
};
function repeat_string(str, i) {
if (i <= 0) return "";
if (i == 1) return str;
var d = repeat_string(str, i >> 1);
d += d;
if (i & 1) d += str;
return d;
};
function configure_error_stack(fn) {
Object.defineProperty(fn.prototype, "stack", {
get: function() {
var err = new Error(this.message);
err.name = this.name;
try {
throw err;
} catch(e) {
return e.stack;
}
}
});
}
function DefaultsError(msg, defs) {
this.message = msg;
this.defs = defs;
};
DefaultsError.prototype = Object.create(Error.prototype);
DefaultsError.prototype.constructor = DefaultsError;
DefaultsError.prototype.name = "DefaultsError";
configure_error_stack(DefaultsError);
DefaultsError.croak = function(msg, defs) {
throw new DefaultsError(msg, defs);
};
function defaults(args, defs, croak) {
if (args === true)
args = {};
var ret = args || {};
if (croak) for (var i in ret) if (HOP(ret, i) && !HOP(defs, i))
DefaultsError.croak("`" + i + "` is not a supported option", defs);
for (var i in defs) if (HOP(defs, i)) {
ret[i] = (args && HOP(args, i)) ? args[i] : defs[i];
}
return ret;
};
function merge(obj, ext) {
var count = 0;
for (var i in ext) if (HOP(ext, i)) {
obj[i] = ext[i];
count++;
}
return count;
};
function noop() {}
function return_false() { return false; }
function return_true() { return true; }
function return_this() { return this; }
function return_null() { return null; }
var MAP = (function(){
function MAP(a, f, backwards) {
var ret = [], top = [], i;
function doit() {
var val = f(a[i], i);
var is_last = val instanceof Last;
if (is_last) val = val.v;
if (val instanceof AtTop) {
val = val.v;
if (val instanceof Splice) {
top.push.apply(top, backwards ? val.v.slice().reverse() : val.v);
} else {
top.push(val);
}
}
else if (val !== skip) {
if (val instanceof Splice) {
ret.push.apply(ret, backwards ? val.v.slice().reverse() : val.v);
} else {
ret.push(val);
}
}
return is_last;
};
if (a instanceof Array) {
if (backwards) {
for (i = a.length; --i >= 0;) if (doit()) break;
ret.reverse();
top.reverse();
} else {
for (i = 0; i < a.length; ++i) if (doit()) break;
}
}
else {
for (i in a) if (HOP(a, i)) if (doit()) break;
}
return top.concat(ret);
};
MAP.at_top = function(val) { return new AtTop(val) };
MAP.splice = function(val) { return new Splice(val) };
MAP.last = function(val) { return new Last(val) };
var skip = MAP.skip = {};
function AtTop(val) { this.v = val };
function Splice(val) { this.v = val };
function Last(val) { this.v = val };
return MAP;
})();
function push_uniq(array, el) {
if (array.indexOf(el) < 0)
array.push(el);
};
function string_template(text, props) {
return text.replace(/\{(.+?)\}/g, function(str, p){
return props && props[p];
});
};
function remove(array, el) {
for (var i = array.length; --i >= 0;) {
if (array[i] === el) array.splice(i, 1);
}
};
function mergeSort(array, cmp) {
if (array.length < 2) return array.slice();
function merge(a, b) {
var r = [], ai = 0, bi = 0, i = 0;
while (ai < a.length && bi < b.length) {
cmp(a[ai], b[bi]) <= 0
? r[i++] = a[ai++]
: r[i++] = b[bi++];
}
if (ai < a.length) r.push.apply(r, a.slice(ai));
if (bi < b.length) r.push.apply(r, b.slice(bi));
return r;
};
function _ms(a) {
if (a.length <= 1)
return a;
var m = Math.floor(a.length / 2), left = a.slice(0, m), right = a.slice(m);
left = _ms(left);
right = _ms(right);
return merge(left, right);
};
return _ms(array);
};
function set_difference(a, b) {
return a.filter(function(el){
return b.indexOf(el) < 0;
});
};
function set_intersection(a, b) {
return a.filter(function(el){
return b.indexOf(el) >= 0;
});
};
// this function is taken from Acorn [1], written by Marijn Haverbeke
// [1] https://github.com/marijnh/acorn
function makePredicate(words) {
if (!(words instanceof Array)) words = words.split(" ");
var f = "", cats = [];
out: for (var i = 0; i < words.length; ++i) {
for (var j = 0; j < cats.length; ++j)
if (cats[j][0].length == words[i].length) {
cats[j].push(words[i]);
continue out;
}
cats.push([words[i]]);
}
function quote(word) {
return JSON.stringify(word).replace(/[\u2028\u2029]/g, function(s) {
switch (s) {
case "\u2028": return "\\u2028";
case "\u2029": return "\\u2029";
}
return s;
});
}
function compareTo(arr) {
if (arr.length == 1) return f += "return str === " + quote(arr[0]) + ";";
f += "switch(str){";
for (var i = 0; i < arr.length; ++i) f += "case " + quote(arr[i]) + ":";
f += "return true}return false;";
}
// When there are more than three length categories, an outer
// switch first dispatches on the lengths, to save on comparisons.
if (cats.length > 3) {
cats.sort(function(a, b) {return b.length - a.length;});
f += "switch(str.length){";
for (var i = 0; i < cats.length; ++i) {
var cat = cats[i];
f += "case " + cat[0].length + ":";
compareTo(cat);
}
f += "}";
// Otherwise, simply generate a flat `switch` statement.
} else {
compareTo(words);
}
return new Function("str", f);
};
function all(array, predicate) {
for (var i = array.length; --i >= 0;)
if (!predicate(array[i]))
return false;
return true;
};
function Dictionary() {
this._values = Object.create(null);
this._size = 0;
};
Dictionary.prototype = {
set: function(key, val) {
if (!this.has(key)) ++this._size;
this._values["$" + key] = val;
return this;
},
add: function(key, val) {
if (this.has(key)) {
this.get(key).push(val);
} else {
this.set(key, [ val ]);
}
return this;
},
get: function(key) { return this._values["$" + key] },
del: function(key) {
if (this.has(key)) {
--this._size;
delete this._values["$" + key];
}
return this;
},
has: function(key) { return ("$" + key) in this._values },
each: function(f) {
for (var i in this._values)
f(this._values[i], i.substr(1));
},
size: function() {
return this._size;
},
map: function(f) {
var ret = [];
for (var i in this._values)
ret.push(f(this._values[i], i.substr(1)));
return ret;
},
toObject: function() { return this._values }
};
Dictionary.fromObject = function(obj) {
var dict = new Dictionary();
dict._size = merge(dict._values, obj);
return dict;
};
function HOP(obj, prop) {
return Object.prototype.hasOwnProperty.call(obj, prop);
}
// return true if the node at the top of the stack (that means the
// innermost node in the current output) is lexically the first in
// a statement.
function first_in_statement(stack) {
var node = stack.parent(-1);
for (var i = 0, p; p = stack.parent(i); i++) {
if (p instanceof AST_Statement && p.body === node)
return true;
if ((p instanceof AST_Sequence && p.expressions[0] === node) ||
(p instanceof AST_Call && p.expression === node && !(p instanceof AST_New) ) ||
(p instanceof AST_Dot && p.expression === node ) ||
(p instanceof AST_Sub && p.expression === node ) ||
(p instanceof AST_Conditional && p.condition === node ) ||
(p instanceof AST_Binary && p.left === node ) ||
(p instanceof AST_UnaryPostfix && p.expression === node ))
{
node = p;
} else {
return false;
}
}
}

110
lib/node_modules/uglify-es/package.json generated vendored
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@ -1,110 +0,0 @@
{
"_args": [
[
{
"raw": "uglify-es",
"scope": null,
"escapedName": "uglify-es",
"name": "uglify-es",
"rawSpec": "",
"spec": "latest",
"type": "tag"
},
"C:\\Users\\Dan"
]
],
"_from": "uglify-es@latest",
"_id": "uglify-es@3.0.9",
"_inCache": true,
"_location": "/uglify-es",
"_nodeVersion": "7.10.0",
"_npmOperationalInternal": {
"host": "packages-18-east.internal.npmjs.com",
"tmp": "tmp/uglify-es-3.0.9.tgz_1495186726126_0.8725625483784825"
},
"_npmUser": {
"name": "alexlamsl",
"email": "alexlamsl@gmail.com"
},
"_npmVersion": "4.2.0",
"_phantomChildren": {},
"_requested": {
"raw": "uglify-es",
"scope": null,
"escapedName": "uglify-es",
"name": "uglify-es",
"rawSpec": "",
"spec": "latest",
"type": "tag"
},
"_requiredBy": [
"#USER"
],
"_resolved": "https://registry.npmjs.org/uglify-es/-/uglify-es-3.0.9.tgz",
"_shasum": "b75ab668a9d960fa3c865897847157fd446b1517",
"_shrinkwrap": null,
"_spec": "uglify-es",
"_where": "C:\\Users\\Dan",
"author": {
"name": "Mihai Bazon",
"email": "mihai.bazon@gmail.com",
"url": "http://lisperator.net/"
},
"bin": {
"uglifyjs": "bin/uglifyjs"
},
"bugs": {
"url": "https://github.com/mishoo/UglifyJS2/issues"
},
"dependencies": {
"commander": "~2.9.0",
"source-map": "~0.5.1"
},
"description": "JavaScript parser, mangler/compressor and beautifier toolkit",
"devDependencies": {
"acorn": "~5.0.3",
"mocha": "~2.3.4",
"semver": "~5.3.0"
},
"directories": {},
"dist": {
"shasum": "b75ab668a9d960fa3c865897847157fd446b1517",
"tarball": "https://registry.npmjs.org/uglify-es/-/uglify-es-3.0.9.tgz"
},
"engines": {
"node": ">=0.8.0"
},
"files": [
"bin",
"lib",
"tools",
"LICENSE"
],
"gitHead": "9a074c26373cdfef974bf9d1397a5a20c3113e4d",
"homepage": "https://github.com/mishoo/UglifyJS2/tree/harmony",
"keywords": [
"uglify",
"uglify-js",
"minify",
"minifier"
],
"license": "BSD-2-Clause",
"main": "tools/node.js",
"maintainers": [
{
"name": "alexlamsl",
"email": "alexlamsl@gmail.com"
}
],
"name": "uglify-es",
"optionalDependencies": {},
"readme": "ERROR: No README data found!",
"repository": {
"type": "git",
"url": "git+https://github.com/mishoo/UglifyJS2.git"
},
"scripts": {
"test": "node test/run-tests.js"
},
"version": "3.0.9"
}

65
lib/node_modules/uglify-es/tools/node.js generated vendored
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@ -1,65 +0,0 @@
var fs = require("fs");
var UglifyJS = exports;
var FILES = UglifyJS.FILES = [
"../lib/utils.js",
"../lib/ast.js",
"../lib/parse.js",
"../lib/transform.js",
"../lib/scope.js",
"../lib/output.js",
"../lib/compress.js",
"../lib/sourcemap.js",
"../lib/mozilla-ast.js",
"../lib/propmangle.js",
"../lib/minify.js",
"./exports.js",
].map(function(file){
return require.resolve(file);
});
new Function("MOZ_SourceMap", "exports", function() {
var code = FILES.map(function(file) {
return fs.readFileSync(file, "utf8");
});
code.push("exports.describe_ast = " + describe_ast.toString());
return code.join("\n\n");
}())(
require("source-map"),
UglifyJS
);
function describe_ast() {
var out = OutputStream({ beautify: true });
function doitem(ctor) {
out.print("AST_" + ctor.TYPE);
var props = ctor.SELF_PROPS.filter(function(prop){
return !/^\$/.test(prop);
});
if (props.length > 0) {
out.space();
out.with_parens(function(){
props.forEach(function(prop, i){
if (i) out.space();
out.print(prop);
});
});
}
if (ctor.documentation) {
out.space();
out.print_string(ctor.documentation);
}
if (ctor.SUBCLASSES.length > 0) {
out.space();
out.with_block(function(){
ctor.SUBCLASSES.forEach(function(ctor, i){
out.indent();
doitem(ctor);
out.newline();
});
});
}
};
doitem(AST_Node);
return out + "";
}

61
lib/node_modules/uglify-es/tools/props.html generated vendored
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@ -1,61 +0,0 @@
<html>
<head>
</head>
<body>
<script>(function(){
var props = {};
function addObject(obj) {
if (obj == null) return;
try {
Object.getOwnPropertyNames(obj).forEach(add);
} catch(ex) {}
if (obj.prototype) {
Object.getOwnPropertyNames(obj.prototype).forEach(add);
}
if (typeof obj == "function") {
try {
Object.getOwnPropertyNames(new obj).forEach(add);
} catch(ex) {}
}
}
function add(name) {
props[name] = true;
}
Object.getOwnPropertyNames(window).forEach(function(thing){
addObject(window[thing]);
});
try {
addObject(new Event("click"));
addObject(new Event("contextmenu"));
addObject(new Event("mouseup"));
addObject(new Event("mousedown"));
addObject(new Event("keydown"));
addObject(new Event("keypress"));
addObject(new Event("keyup"));
} catch(ex) {}
var ta = document.createElement("textarea");
ta.style.width = "100%";
ta.style.height = "20em";
ta.style.boxSizing = "border-box";
<!-- ta.value = Object.keys(props).sort(cmp).map(function(name){ -->
<!-- return JSON.stringify(name); -->
<!-- }).join(",\n"); -->
ta.value = JSON.stringify({
vars: [],
props: Object.keys(props).sort(cmp)
}, null, 2);
document.body.appendChild(ta);
function cmp(a, b) {
a = a.toLowerCase();
b = b.toLowerCase();
return a < b ? -1 : a > b ? 1 : 0;
}
})();</script>
</body>
</html>

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lib/node_modules/uglify-es/LICENSE → lib/node_modules/uglify-js/LICENSE generated vendored
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@ -1,6 +1,6 @@
UglifyJS is released under the BSD license: UglifyJS is released under the BSD license:
Copyright 2012-2013 (c) Mihai Bazon <mihai.bazon@gmail.com> Copyright 2012-2019 (c) Mihai Bazon <mihai.bazon@gmail.com>
Redistribution and use in source and binary forms, with or without Redistribution and use in source and binary forms, with or without
modification, are permitted provided that the following conditions modification, are permitted provided that the following conditions

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lib/node_modules/uglify-js/README.md generated vendored Normal file
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lib/node_modules/uglify-js/bin/uglifyjs generated vendored Normal file
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#! /usr/bin/env node
// -*- js -*-
"use strict";
require("../tools/tty");
var fs = require("fs");
var info = require("../package.json");
var path = require("path");
var UglifyJS = require("../tools/node");
var skip_keys = [ "cname", "fixed", "inlined", "parent_scope", "scope", "uses_eval", "uses_with" ];
var files = {};
var options = {};
var short_forms = {
b: "beautify",
c: "compress",
d: "define",
e: "enclose",
h: "help",
m: "mangle",
o: "output",
O: "output-opts",
p: "parse",
v: "version",
V: "version",
};
var args = process.argv.slice(2);
var paths = [];
var output, nameCache;
var specified = {};
while (args.length) {
var arg = args.shift();
if (arg[0] != "-") {
paths.push(arg);
} else if (arg == "--") {
paths = paths.concat(args);
break;
} else if (arg[1] == "-") {
process_option(arg.slice(2));
} else [].forEach.call(arg.slice(1), function(letter, index, arg) {
if (!(letter in short_forms)) fatal("invalid option -" + letter);
process_option(short_forms[letter], index + 1 < arg.length);
});
}
function process_option(name, no_value) {
specified[name] = true;
switch (name) {
case "help":
switch (read_value()) {
case "ast":
print(UglifyJS.describe_ast());
break;
case "options":
var text = [];
var toplevels = [];
var padding = "";
var defaults = UglifyJS.default_options();
for (var name in defaults) {
var option = defaults[name];
if (option && typeof option == "object") {
text.push("--" + ({
output: "beautify",
sourceMap: "source-map",
}[name] || name) + " options:");
text.push(format_object(option));
text.push("");
} else {
if (padding.length < name.length) padding = Array(name.length + 1).join(" ");
toplevels.push([ {
keep_fnames: "keep-fnames",
nameCache: "name-cache",
}[name] || name, option ]);
}
}
toplevels.forEach(function(tokens) {
text.push("--" + tokens[0] + padding.slice(tokens[0].length - 2) + tokens[1]);
});
print(text.join("\n"));
break;
default:
print([
"Usage: uglifyjs [files...] [options]",
"",
"Options:",
" -h, --help Print usage information.",
" `--help options` for details on available options.",
" -v, -V, --version Print version number.",
" -p, --parse <options> Specify parser options.",
" -c, --compress [options] Enable compressor/specify compressor options.",
" -m, --mangle [options] Mangle names/specify mangler options.",
" --mangle-props [options] Mangle properties/specify mangler options.",
" -b, --beautify [options] Beautify output/specify output options.",
" -O, --output-opts <options> Output options (beautify disabled).",
" -o, --output <file> Output file (default STDOUT).",
" --annotations Process and preserve comment annotations.",
" --no-annotations Ignore and discard comment annotations.",
" --comments [filter] Preserve copyright comments in the output.",
" --config-file <file> Read minify() options from JSON file.",
" -d, --define <expr>[=value] Global definitions.",
" -e, --enclose [arg[,...][:value[,...]]] Embed everything in a big function, with configurable argument(s) & value(s).",
" --ie8 Support non-standard Internet Explorer 8.",
" --keep-fnames Do not mangle/drop function names. Useful for code relying on Function.prototype.name.",
" --name-cache <file> File to hold mangled name mappings.",
" --rename Force symbol expansion.",
" --no-rename Disable symbol expansion.",
" --self Build UglifyJS as a library (implies --wrap UglifyJS)",
" --source-map [options] Enable source map/specify source map options.",
" --timings Display operations run time on STDERR.",
" --toplevel Compress and/or mangle variables in toplevel scope.",
" --validate Perform validation during AST manipulations.",
" --verbose Print diagnostic messages.",
" --warn Print warning messages.",
" --webkit Support non-standard Safari/Webkit.",
" --wrap <name> Embed everything as a function with “exports” corresponding to “name” globally.",
"",
"(internal debug use only)",
" --in-situ Warning: replaces original source files with minified output.",
" --reduce-test Reduce a standalone test case (assumes cloned repository).",
].join("\n"));
}
process.exit();
case "version":
print(info.name + " " + info.version);
process.exit();
case "config-file":
var config = JSON.parse(read_file(read_value(true)));
if (config.mangle && config.mangle.properties && config.mangle.properties.regex) {
config.mangle.properties.regex = UglifyJS.parse(config.mangle.properties.regex, {
expression: true,
}).value;
}
for (var key in config) if (!(key in options)) options[key] = config[key];
break;
case "compress":
case "mangle":
options[name] = parse_js(read_value(), options[name]);
break;
case "source-map":
options.sourceMap = parse_js(read_value(), options.sourceMap);
break;
case "enclose":
options[name] = read_value();
break;
case "annotations":
case "ie8":
case "timings":
case "toplevel":
case "validate":
case "webkit":
options[name] = true;
break;
case "no-annotations":
options.annotations = false;
break;
case "keep-fnames":
options.keep_fnames = true;
break;
case "wrap":
options[name] = read_value(true);
break;
case "verbose":
options.warnings = "verbose";
break;
case "warn":
if (!options.warnings) options.warnings = true;
break;
case "beautify":
options.output = parse_js(read_value(), options.output);
if (!("beautify" in options.output)) options.output.beautify = true;
break;
case "output-opts":
options.output = parse_js(read_value(true), options.output);
break;
case "comments":
if (typeof options.output != "object") options.output = {};
options.output.comments = read_value();
if (options.output.comments === true) options.output.comments = "some";
break;
case "define":
if (typeof options.compress != "object") options.compress = {};
options.compress.global_defs = parse_js(read_value(true), options.compress.global_defs, "define");
break;
case "mangle-props":
if (typeof options.mangle != "object") options.mangle = {};
options.mangle.properties = parse_js(read_value(), options.mangle.properties);
break;
case "name-cache":
nameCache = read_value(true);
options.nameCache = JSON.parse(read_file(nameCache, "{}"));
break;
case "output":
output = read_value(true);
break;
case "parse":
options.parse = parse_js(read_value(true), options.parse);
break;
case "rename":
options.rename = true;
break;
case "no-rename":
options.rename = false;
break;
case "in-situ":
case "reduce-test":
case "self":
break;
default:
fatal("invalid option --" + name);
}
function read_value(required) {
if (no_value || !args.length || args[0][0] == "-") {
if (required) fatal("missing option argument for --" + name);
return true;
}
return args.shift();
}
}
if (!output && options.sourceMap && options.sourceMap.url != "inline") fatal("cannot write source map to STDOUT");
if (specified["beautify"] && specified["output-opts"]) fatal("--beautify cannot be used with --output-opts");
[ "compress", "mangle" ].forEach(function(name) {
if (!(name in options)) options[name] = false;
});
if (options.mangle && options.mangle.properties) {
if (options.mangle.properties.domprops) {
delete options.mangle.properties.domprops;
} else {
if (typeof options.mangle.properties != "object") options.mangle.properties = {};
if (!Array.isArray(options.mangle.properties.reserved)) options.mangle.properties.reserved = [];
require("../tools/domprops").forEach(function(name) {
UglifyJS.push_uniq(options.mangle.properties.reserved, name);
});
}
}
if (/^ast|spidermonkey$/.test(output)) {
if (typeof options.output != "object") options.output = {};
options.output.ast = true;
options.output.code = false;
}
if (options.parse && (options.parse.acorn || options.parse.spidermonkey)
&& options.sourceMap && options.sourceMap.content == "inline") {
fatal("inline source map only works with built-in parser");
}
if (options.warnings) {
UglifyJS.AST_Node.log_function(print_error, options.warnings == "verbose");
delete options.warnings;
}
var convert_path = function(name) {
return name;
};
if (typeof options.sourceMap == "object" && "base" in options.sourceMap) {
convert_path = function() {
var base = options.sourceMap.base;
delete options.sourceMap.base;
return function(name) {
return path.relative(base, name);
};
}();
}
if (specified["self"]) {
if (paths.length) UglifyJS.AST_Node.warn("Ignoring input files since --self was passed");
if (!options.wrap) options.wrap = "UglifyJS";
paths = UglifyJS.FILES;
}
if (specified["in-situ"]) {
if (output && output != "spidermonkey" || specified["reduce-test"] || specified["self"]) {
fatal("incompatible options specified");
}
paths.forEach(function(name) {
print(name);
if (/^ast|spidermonkey$/.test(name)) fatal("invalid file name specified");
files = {};
files[convert_path(name)] = read_file(name);
output = name;
run();
});
} else if (paths.length) {
simple_glob(paths).forEach(function(name) {
files[convert_path(name)] = read_file(name);
});
run();
} else {
var timerId = process.stdin.isTTY && process.argv.length < 3 && setTimeout(function() {
print_error("Waiting for input... (use `--help` to print usage information)");
}, 1500);
var chunks = [];
process.stdin.setEncoding("utf8");
process.stdin.once("data", function() {
clearTimeout(timerId);
}).on("data", function(chunk) {
chunks.push(chunk);
}).on("end", function() {
files = { STDIN: chunks.join("") };
run();
});
process.stdin.resume();
}
function convert_ast(fn) {
return UglifyJS.AST_Node.from_mozilla_ast(Object.keys(files).reduce(fn, null));
}
function run() {
var content = options.sourceMap && options.sourceMap.content;
if (content && content != "inline") {
UglifyJS.AST_Node.info("Using input source map: {content}", {
content : content,
});
options.sourceMap.content = read_file(content, content);
}
try {
if (options.parse) {
if (options.parse.acorn) {
var annotations = Object.create(null);
files = convert_ast(function(toplevel, name) {
var content = files[name];
var list = annotations[name] = [];
var prev = -1;
return require("acorn").parse(content, {
allowHashBang: true,
ecmaVersion: "latest",
locations: true,
onComment: function(block, text, start, end) {
var match = /[@#]__PURE__/.exec(text);
if (!match) {
if (start != prev) return;
match = [ list[prev] ];
}
while (/\s/.test(content[end])) end++;
list[end] = match[0];
prev = end;
},
preserveParens: true,
program: toplevel,
sourceFile: name,
sourceType: "module",
});
});
files.walk(new UglifyJS.TreeWalker(function(node) {
if (!(node instanceof UglifyJS.AST_Call)) return;
var list = annotations[node.start.file];
var pure = list[node.start.pos];
if (!pure) {
var pos = node.start.parens;
if (pos) for (var i = 0; !pure && i < pos.length; i++) {
pure = list[pos[i]];
}
}
if (pure) node.pure = pure;
}));
} else if (options.parse.spidermonkey) {
files = convert_ast(function(toplevel, name) {
var obj = JSON.parse(files[name]);
if (!toplevel) return obj;
toplevel.body = toplevel.body.concat(obj.body);
return toplevel;
});
}
}
} catch (ex) {
fatal(ex);
}
var result;
if (specified["reduce-test"]) {
// load on demand - assumes cloned repository
var reduce_test = require("../test/reduce");
if (Object.keys(files).length != 1) fatal("can only test on a single file");
result = reduce_test(files[Object.keys(files)[0]], options, {
log: print_error,
verbose: true,
});
} else {
result = UglifyJS.minify(files, options);
}
if (result.error) {
var ex = result.error;
if (ex.name == "SyntaxError") {
print_error("Parse error at " + ex.filename + ":" + ex.line + "," + ex.col);
var file = files[ex.filename];
if (file) {
var col = ex.col;
var lines = file.split(/\r?\n/);
var line = lines[ex.line - 1];
if (!line && !col) {
line = lines[ex.line - 2];
col = line.length;
}
if (line) {
var limit = 70;
if (col > limit) {
line = line.slice(col - limit);
col = limit;
}
print_error(line.slice(0, 80));
print_error(line.slice(0, col).replace(/\S/g, " ") + "^");
}
}
} else if (ex.defs) {
print_error("Supported options:");
print_error(format_object(ex.defs));
}
fatal(ex);
} else if (output == "ast") {
if (!options.compress && !options.mangle) {
var toplevel = result.ast;
if (!(toplevel instanceof UglifyJS.AST_Toplevel)) {
if (!(toplevel instanceof UglifyJS.AST_Statement)) toplevel = new UglifyJS.AST_SimpleStatement({
body: toplevel,
});
toplevel = new UglifyJS.AST_Toplevel({
body: [ toplevel ],
});
}
toplevel.figure_out_scope({});
}
print(JSON.stringify(result.ast, function(key, value) {
if (value) switch (key) {
case "enclosed":
return value.length ? value.map(symdef) : undefined;
case "functions":
case "globals":
case "variables":
return value.size() ? value.map(symdef) : undefined;
case "thedef":
return symdef(value);
}
if (skip_key(key)) return;
if (value instanceof UglifyJS.AST_Token) return;
if (value instanceof UglifyJS.Dictionary) return;
if (value instanceof UglifyJS.AST_Node) {
var result = {
_class: "AST_" + value.TYPE
};
value.CTOR.PROPS.forEach(function(prop) {
result[prop] = value[prop];
});
return result;
}
return value;
}, 2));
} else if (output == "spidermonkey") {
print(JSON.stringify(result.ast.to_mozilla_ast(), null, 2));
} else if (output) {
var code;
if (result.ast) {
var opts = {};
for (var name in options.output) {
if (!/^ast|code$/.test(name)) opts[name] = options.output[name];
}
code = UglifyJS.AST_Node.from_mozilla_ast(result.ast.to_mozilla_ast()).print_to_string(opts);
} else {
code = result.code;
}
fs.writeFileSync(output, code);
if (result.map) fs.writeFileSync(output + ".map", result.map);
} else {
print(result.code);
}
if (nameCache) fs.writeFileSync(nameCache, JSON.stringify(options.nameCache));
if (result.timings) for (var phase in result.timings) {
print_error("- " + phase + ": " + result.timings[phase].toFixed(3) + "s");
}
}
function fatal(message) {
if (message instanceof Error) {
message = message.stack.replace(/^\S*?Error:/, "ERROR:")
} else {
message = "ERROR: " + message;
}
print_error(message);
process.exit(1);
}
// A file glob function that only supports "*" and "?" wildcards in the basename.
// Example: "foo/bar/*baz??.*.js"
// Argument `glob` may be a string or an array of strings.
// Returns an array of strings. Garbage in, garbage out.
function simple_glob(glob) {
if (Array.isArray(glob)) {
return [].concat.apply([], glob.map(simple_glob));
}
if (glob.match(/\*|\?/)) {
var dir = path.dirname(glob);
try {
var entries = fs.readdirSync(dir);
} catch (ex) {}
if (entries) {
var pattern = "^" + path.basename(glob)
.replace(/[.+^$[\]\\(){}]/g, "\\$&")
.replace(/\*/g, "[^/\\\\]*")
.replace(/\?/g, "[^/\\\\]") + "$";
var mod = process.platform === "win32" ? "i" : "";
var rx = new RegExp(pattern, mod);
var results = entries.sort().filter(function(name) {
return rx.test(name);
}).map(function(name) {
return path.join(dir, name);
});
if (results.length) return results;
}
}
return [ glob ];
}
function read_file(path, default_value) {
try {
return fs.readFileSync(path, "utf8");
} catch (ex) {
if (ex.code == "ENOENT" && default_value != null) return default_value;
fatal(ex);
}
}
function parse_js(value, options, flag) {
if (!options || typeof options != "object") options = {};
if (typeof value == "string") try {
UglifyJS.parse(value, {
expression: true
}).walk(new UglifyJS.TreeWalker(function(node) {
if (node instanceof UglifyJS.AST_Assign) {
var name = node.left.print_to_string();
var value = node.right;
if (flag) {
options[name] = value;
} else if (value instanceof UglifyJS.AST_Array) {
options[name] = value.elements.map(to_string);
} else {
options[name] = to_string(value);
}
return true;
}
if (node instanceof UglifyJS.AST_Symbol || node instanceof UglifyJS.AST_PropAccess) {
var name = node.print_to_string();
options[name] = true;
return true;
}
if (!(node instanceof UglifyJS.AST_Sequence)) throw node;
function to_string(value) {
return value instanceof UglifyJS.AST_Constant ? value.value : value.print_to_string({
quote_keys: true
});
}
}));
} catch (ex) {
if (flag) {
fatal("cannot parse arguments for '" + flag + "': " + value);
} else {
options[value] = null;
}
}
return options;
}
function skip_key(key) {
return skip_keys.indexOf(key) >= 0;
}
function symdef(def) {
var ret = (1e6 + def.id) + " " + def.name;
if (def.mangled_name) ret += " " + def.mangled_name;
return ret;
}
function format_object(obj) {
var lines = [];
var padding = "";
Object.keys(obj).map(function(name) {
if (padding.length < name.length) padding = Array(name.length + 1).join(" ");
return [ name, JSON.stringify(obj[name]) ];
}).forEach(function(tokens) {
lines.push(" " + tokens[0] + padding.slice(tokens[0].length - 2) + tokens[1]);
});
return lines.join("\n");
}
function print_error(msg) {
process.stderr.write(msg);
process.stderr.write("\n");
}
function print(txt) {
process.stdout.write(txt);
process.stdout.write("\n");
}

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"use strict";
var to_ascii, to_base64;
if (typeof Buffer == "undefined") {
to_ascii = atob;
to_base64 = btoa;
} else if (typeof Buffer.alloc == "undefined") {
to_ascii = function(b64) {
return new Buffer(b64, "base64").toString();
};
to_base64 = function(str) {
return new Buffer(str).toString("base64");
};
} else {
to_ascii = function(b64) {
return Buffer.from(b64, "base64").toString();
};
to_base64 = function(str) {
return Buffer.from(str).toString("base64");
};
}
function read_source_map(name, toplevel) {
var comments = toplevel.end.comments_after;
for (var i = comments.length; --i >= 0;) {
var comment = comments[i];
if (comment.type != "comment1") break;
var match = /^# ([^\s=]+)=(\S+)\s*$/.exec(comment.value);
if (!match) break;
if (match[1] == "sourceMappingURL") {
match = /^data:application\/json(;.*?)?;base64,(\S+)$/.exec(match[2]);
if (!match) break;
return to_ascii(match[2]);
}
}
AST_Node.warn("inline source map not found: {name}", {
name: name,
});
}
function parse_source_map(content) {
try {
return JSON.parse(content);
} catch (ex) {
throw new Error("invalid input source map: " + content);
}
}
function set_shorthand(name, options, keys) {
keys.forEach(function(key) {
if (options[key]) {
if (typeof options[key] != "object") options[key] = {};
if (!(name in options[key])) options[key][name] = options[name];
}
});
}
function init_cache(cache) {
if (!cache) return;
if (!("props" in cache)) {
cache.props = new Dictionary();
} else if (!(cache.props instanceof Dictionary)) {
cache.props = Dictionary.fromObject(cache.props);
}
}
function to_json(cache) {
return {
props: cache.props.toObject()
};
}
function minify(files, options) {
try {
options = defaults(options, {
annotations: undefined,
compress: {},
enclose: false,
ie8: false,
keep_fnames: false,
mangle: {},
nameCache: null,
output: {},
parse: {},
rename: undefined,
sourceMap: false,
timings: false,
toplevel: false,
v8: false,
validate: false,
warnings: false,
webkit: false,
wrap: false,
}, true);
if (options.validate) AST_Node.enable_validation();
var timings = options.timings && { start: Date.now() };
if (options.rename === undefined) options.rename = options.compress && options.mangle;
if (options.annotations !== undefined) set_shorthand("annotations", options, [ "compress", "output" ]);
if (options.ie8) set_shorthand("ie8", options, [ "compress", "mangle", "output" ]);
if (options.keep_fnames) set_shorthand("keep_fnames", options, [ "compress", "mangle" ]);
if (options.toplevel) set_shorthand("toplevel", options, [ "compress", "mangle" ]);
if (options.v8) set_shorthand("v8", options, [ "mangle", "output" ]);
if (options.webkit) set_shorthand("webkit", options, [ "mangle", "output" ]);
var quoted_props;
if (options.mangle) {
options.mangle = defaults(options.mangle, {
cache: options.nameCache && (options.nameCache.vars || {}),
eval: false,
ie8: false,
keep_fnames: false,
properties: false,
reserved: [],
toplevel: false,
v8: false,
webkit: false,
}, true);
if (options.mangle.properties) {
if (typeof options.mangle.properties != "object") {
options.mangle.properties = {};
}
if (options.mangle.properties.keep_quoted) {
quoted_props = options.mangle.properties.reserved;
if (!Array.isArray(quoted_props)) quoted_props = [];
options.mangle.properties.reserved = quoted_props;
}
if (options.nameCache && !("cache" in options.mangle.properties)) {
options.mangle.properties.cache = options.nameCache.props || {};
}
}
init_cache(options.mangle.cache);
init_cache(options.mangle.properties.cache);
}
if (options.sourceMap) {
options.sourceMap = defaults(options.sourceMap, {
content: null,
filename: null,
includeSources: false,
names: true,
root: null,
url: null,
}, true);
}
var warnings = [];
if (options.warnings) AST_Node.log_function(function(warning) {
warnings.push(warning);
}, options.warnings == "verbose");
if (timings) timings.parse = Date.now();
var toplevel;
if (files instanceof AST_Toplevel) {
toplevel = files;
} else {
if (typeof files == "string") {
files = [ files ];
}
options.parse = options.parse || {};
options.parse.toplevel = null;
var source_map_content = options.sourceMap && options.sourceMap.content;
if (typeof source_map_content == "string" && source_map_content != "inline") {
source_map_content = parse_source_map(source_map_content);
}
if (source_map_content) options.sourceMap.orig = Object.create(null);
for (var name in files) if (HOP(files, name)) {
options.parse.filename = name;
options.parse.toplevel = toplevel = parse(files[name], options.parse);
if (source_map_content == "inline") {
var inlined_content = read_source_map(name, toplevel);
if (inlined_content) {
options.sourceMap.orig[name] = parse_source_map(inlined_content);
}
} else if (source_map_content) {
options.sourceMap.orig[name] = source_map_content;
}
}
}
if (quoted_props) {
reserve_quoted_keys(toplevel, quoted_props);
}
[ "enclose", "wrap" ].forEach(function(action) {
var option = options[action];
if (!option) return;
var orig = toplevel.print_to_string().slice(0, -1);
toplevel = toplevel[action](option);
files[toplevel.start.file] = toplevel.print_to_string().replace(orig, "");
});
if (options.validate) toplevel.validate_ast();
if (timings) timings.rename = Date.now();
if (options.rename) {
toplevel.figure_out_scope(options.mangle);
toplevel.expand_names(options.mangle);
}
if (timings) timings.compress = Date.now();
if (options.compress) {
toplevel = new Compressor(options.compress).compress(toplevel);
if (options.validate) toplevel.validate_ast();
}
if (timings) timings.scope = Date.now();
if (options.mangle) toplevel.figure_out_scope(options.mangle);
if (timings) timings.mangle = Date.now();
if (options.mangle) {
toplevel.compute_char_frequency(options.mangle);
toplevel.mangle_names(options.mangle);
}
if (timings) timings.properties = Date.now();
if (options.mangle && options.mangle.properties) mangle_properties(toplevel, options.mangle.properties);
if (timings) timings.output = Date.now();
var result = {};
var output = defaults(options.output, {
ast: false,
code: true,
});
if (output.ast) result.ast = toplevel;
if (output.code) {
if (options.sourceMap) {
output.source_map = SourceMap(options.sourceMap);
if (options.sourceMap.includeSources) {
if (files instanceof AST_Toplevel) {
throw new Error("original source content unavailable");
} else for (var name in files) if (HOP(files, name)) {
output.source_map.setSourceContent(name, files[name]);
}
}
}
delete output.ast;
delete output.code;
var stream = OutputStream(output);
toplevel.print(stream);
result.code = stream.get();
if (options.sourceMap) {
result.map = output.source_map.toString();
var url = options.sourceMap.url;
if (url) {
result.code = result.code.replace(/\n\/\/# sourceMappingURL=\S+\s*$/, "");
if (url == "inline") {
result.code += "\n//# sourceMappingURL=data:application/json;charset=utf-8;base64," + to_base64(result.map);
} else {
result.code += "\n//# sourceMappingURL=" + url;
}
}
}
}
if (options.nameCache && options.mangle) {
if (options.mangle.cache) options.nameCache.vars = to_json(options.mangle.cache);
if (options.mangle.properties && options.mangle.properties.cache) {
options.nameCache.props = to_json(options.mangle.properties.cache);
}
}
if (timings) {
timings.end = Date.now();
result.timings = {
parse: 1e-3 * (timings.rename - timings.parse),
rename: 1e-3 * (timings.compress - timings.rename),
compress: 1e-3 * (timings.scope - timings.compress),
scope: 1e-3 * (timings.mangle - timings.scope),
mangle: 1e-3 * (timings.properties - timings.mangle),
properties: 1e-3 * (timings.output - timings.properties),
output: 1e-3 * (timings.end - timings.output),
total: 1e-3 * (timings.end - timings.start)
};
}
if (warnings.length) {
result.warnings = warnings;
}
return result;
} catch (ex) {
return { error: ex };
} finally {
AST_Node.log_function();
AST_Node.disable_validation();
}
}

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/***********************************************************************
A JavaScript tokenizer / parser / beautifier / compressor.
https://github.com/mishoo/UglifyJS
-------------------------------- (C) ---------------------------------
Author: Mihai Bazon
<mihai.bazon@gmail.com>
http://mihai.bazon.net/blog
Distributed under the BSD license:
Copyright 2012 (c) Mihai Bazon <mihai.bazon@gmail.com>
Redistribution and use in source and binary forms, with or without
modification, are permitted provided that the following conditions
are met:
* Redistributions of source code must retain the above
copyright notice, this list of conditions and the following
disclaimer.
* Redistributions in binary form must reproduce the above
copyright notice, this list of conditions and the following
disclaimer in the documentation and/or other materials
provided with the distribution.
THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDER “AS IS” AND ANY
EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER BE
LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY,
OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR
TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF
THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
SUCH DAMAGE.
***********************************************************************/
"use strict";
var builtins = function() {
var names = [];
// NaN will be included due to Number.NaN
[
"null",
"true",
"false",
"Infinity",
"-Infinity",
"undefined",
].forEach(add);
[
Array,
Boolean,
Date,
Error,
Function,
Math,
Number,
Object,
RegExp,
String,
].forEach(function(ctor) {
Object.getOwnPropertyNames(ctor).map(add);
if (ctor.prototype) {
Object.getOwnPropertyNames(new ctor()).map(add);
Object.getOwnPropertyNames(ctor.prototype).map(add);
}
});
return makePredicate(names);
function add(name) {
names.push(name);
}
}();
function reserve_quoted_keys(ast, reserved) {
ast.walk(new TreeWalker(function(node) {
if (node instanceof AST_ClassProperty) {
if (node.start && node.start.quote) add(node.key);
} else if (node instanceof AST_ObjectProperty) {
if (node.start && node.start.quote) add(node.key);
} else if (node instanceof AST_Sub) {
addStrings(node.property, add);
}
}));
function add(name) {
push_uniq(reserved, name);
}
}
function addStrings(node, add) {
if (node instanceof AST_Conditional) {
addStrings(node.consequent, add);
addStrings(node.alternative, add);
} else if (node instanceof AST_Sequence) {
addStrings(node.tail_node(), add);
} else if (node instanceof AST_String) {
add(node.value);
}
}
function mangle_properties(ast, options) {
options = defaults(options, {
builtins: false,
cache: null,
debug: false,
keep_quoted: false,
regex: null,
reserved: null,
}, true);
var reserved = Object.create(options.builtins ? null : builtins);
if (Array.isArray(options.reserved)) options.reserved.forEach(function(name) {
reserved[name] = true;
});
var cname = -1;
var cache;
if (options.cache) {
cache = options.cache.props;
cache.each(function(name) {
reserved[name] = true;
});
} else {
cache = new Dictionary();
}
var regex = options.regex;
// note debug is either false (disabled), or a string of the debug suffix to use (enabled).
// note debug may be enabled as an empty string, which is falsey. Also treat passing 'true'
// the same as passing an empty string.
var debug = options.debug !== false;
var debug_suffix;
if (debug) debug_suffix = options.debug === true ? "" : options.debug;
var names_to_mangle = Object.create(null);
var unmangleable = Object.create(reserved);
// step 1: find candidates to mangle
ast.walk(new TreeWalker(function(node) {
if (node instanceof AST_Binary) {
if (node.operator == "in") addStrings(node.left, add);
} else if (node.TYPE == "Call") {
var exp = node.expression;
if (exp instanceof AST_Dot) switch (exp.property) {
case "defineProperty":
case "getOwnPropertyDescriptor":
if (node.args.length < 2) break;
exp = exp.expression;
if (!(exp instanceof AST_SymbolRef)) break;
if (exp.name != "Object") break;
if (!exp.definition().undeclared) break;
addStrings(node.args[1], add);
break;
case "hasOwnProperty":
if (node.args.length < 1) break;
addStrings(node.args[0], add);
break;
}
} else if (node instanceof AST_ClassProperty) {
if (typeof node.key == "string") add(node.key);
} else if (node instanceof AST_Dot) {
add(node.property);
} else if (node instanceof AST_ObjectProperty) {
if (typeof node.key == "string") add(node.key);
} else if (node instanceof AST_Sub) {
addStrings(node.property, add);
}
}));
// step 2: renaming properties
ast.walk(new TreeWalker(function(node) {
if (node instanceof AST_Binary) {
if (node.operator == "in") mangleStrings(node.left);
} else if (node.TYPE == "Call") {
var exp = node.expression;
if (exp instanceof AST_Dot) switch (exp.property) {
case "defineProperty":
case "getOwnPropertyDescriptor":
if (node.args.length < 2) break;
exp = exp.expression;
if (!(exp instanceof AST_SymbolRef)) break;
if (exp.name != "Object") break;
if (!exp.definition().undeclared) break;
mangleStrings(node.args[1]);
break;
case "hasOwnProperty":
if (node.args.length < 1) break;
mangleStrings(node.args[0]);
break;
}
} else if (node instanceof AST_ClassProperty) {
if (typeof node.key == "string") node.key = mangle(node.key);
} else if (node instanceof AST_Dot) {
node.property = mangle(node.property);
} else if (node instanceof AST_ObjectProperty) {
if (typeof node.key == "string") node.key = mangle(node.key);
} else if (node instanceof AST_Sub) {
if (!options.keep_quoted) mangleStrings(node.property);
}
}));
// only function declarations after this line
function can_mangle(name) {
if (unmangleable[name]) return false;
if (/^-?[0-9]+(\.[0-9]+)?(e[+-][0-9]+)?$/.test(name)) return false;
return true;
}
function should_mangle(name) {
if (reserved[name]) return false;
if (regex && !regex.test(name)) return false;
return cache.has(name) || names_to_mangle[name];
}
function add(name) {
if (can_mangle(name)) names_to_mangle[name] = true;
if (!should_mangle(name)) unmangleable[name] = true;
}
function mangle(name) {
if (!should_mangle(name)) return name;
var mangled = cache.get(name);
if (!mangled) {
if (debug) {
// debug mode: use a prefix and suffix to preserve readability, e.g. o.foo ---> o._$foo$NNN_.
var debug_mangled = "_$" + name + "$" + debug_suffix + "_";
if (can_mangle(debug_mangled)) mangled = debug_mangled;
}
// either debug mode is off, or it is on and we could not use the mangled name
if (!mangled) do {
mangled = base54(++cname);
} while (!can_mangle(mangled));
if (/^#/.test(name)) mangled = "#" + mangled;
cache.set(name, mangled);
}
return mangled;
}
function mangleStrings(node) {
if (node instanceof AST_Sequence) {
mangleStrings(node.expressions.tail_node());
} else if (node instanceof AST_String) {
node.value = mangle(node.value);
} else if (node instanceof AST_Conditional) {
mangleStrings(node.consequent);
mangleStrings(node.alternative);
}
}
}

829
lib/node_modules/uglify-js/lib/scope.js generated vendored Normal file
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@ -0,0 +1,829 @@
/***********************************************************************
A JavaScript tokenizer / parser / beautifier / compressor.
https://github.com/mishoo/UglifyJS
-------------------------------- (C) ---------------------------------
Author: Mihai Bazon
<mihai.bazon@gmail.com>
http://mihai.bazon.net/blog
Distributed under the BSD license:
Copyright 2012 (c) Mihai Bazon <mihai.bazon@gmail.com>
Redistribution and use in source and binary forms, with or without
modification, are permitted provided that the following conditions
are met:
* Redistributions of source code must retain the above
copyright notice, this list of conditions and the following
disclaimer.
* Redistributions in binary form must reproduce the above
copyright notice, this list of conditions and the following
disclaimer in the documentation and/or other materials
provided with the distribution.
THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDER “AS IS” AND ANY
EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER BE
LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY,
OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR
TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF
THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
SUCH DAMAGE.
***********************************************************************/
"use strict";
function SymbolDef(id, scope, orig, init) {
this.eliminated = 0;
this.exported = false;
this.global = false;
this.id = id;
this.init = init;
this.mangled_name = null;
this.name = orig.name;
this.orig = [ orig ];
this.references = [];
this.replaced = 0;
this.scope = scope;
this.undeclared = false;
}
SymbolDef.prototype = {
forEach: function(fn) {
this.orig.forEach(fn);
this.references.forEach(fn);
},
mangle: function(options) {
var cache = options.cache && options.cache.props;
if (this.global && cache && cache.has(this.name)) {
this.mangled_name = cache.get(this.name);
} else if (!this.mangled_name && !this.unmangleable(options)) {
var def = this.redefined();
if (def) {
this.mangled_name = def.mangled_name || def.name;
} else {
this.mangled_name = next_mangled_name(this, options);
}
if (this.global && cache) {
cache.set(this.name, this.mangled_name);
}
}
},
redefined: function() {
var self = this;
var scope = self.defun;
if (!scope) return;
var name = self.name;
var def = scope.variables.get(name)
|| scope instanceof AST_Toplevel && scope.globals.get(name)
|| self.orig[0] instanceof AST_SymbolConst && find_if(function(def) {
return def.name == name;
}, scope.enclosed);
if (def && def !== self) return def.redefined() || def;
},
unmangleable: function(options) {
return this.global && !options.toplevel
|| this.exported
|| this.undeclared
|| !options.eval && this.scope.pinned()
|| options.keep_fnames
&& (this.orig[0] instanceof AST_SymbolClass
|| this.orig[0] instanceof AST_SymbolDefClass
|| this.orig[0] instanceof AST_SymbolDefun
|| this.orig[0] instanceof AST_SymbolLambda);
},
};
var unary_side_effects = makePredicate("delete ++ --");
function is_lhs(node, parent) {
if (parent instanceof AST_Assign) return parent.left === node && node;
if (parent instanceof AST_DefaultValue) return parent.name === node && node;
if (parent instanceof AST_Destructured) return node;
if (parent instanceof AST_DestructuredKeyVal) return node;
if (parent instanceof AST_ForEnumeration) return parent.init === node && node;
if (parent instanceof AST_Unary) return unary_side_effects[parent.operator] && parent.expression;
}
AST_Toplevel.DEFMETHOD("figure_out_scope", function(options) {
options = defaults(options, {
cache: null,
ie8: false,
});
// pass 1: setup scope chaining and handle definitions
var self = this;
var defun = null;
var exported = false;
var next_def_id = 0;
var scope = self.parent_scope = null;
var tw = new TreeWalker(function(node, descend) {
if (node instanceof AST_DefClass) {
var save_exported = exported;
exported = tw.parent() instanceof AST_ExportDeclaration;
node.name.walk(tw);
exported = save_exported;
walk_scope(function() {
if (node.extends) node.extends.walk(tw);
node.properties.forEach(function(prop) {
prop.walk(tw);
});
});
return true;
}
if (node instanceof AST_Definitions) {
var save_exported = exported;
exported = tw.parent() instanceof AST_ExportDeclaration;
descend();
exported = save_exported;
return true;
}
if (node instanceof AST_LambdaDefinition) {
var save_exported = exported;
exported = tw.parent() instanceof AST_ExportDeclaration;
node.name.walk(tw);
exported = save_exported;
walk_scope(function() {
node.argnames.forEach(function(argname) {
argname.walk(tw);
});
if (node.rest) node.rest.walk(tw);
walk_body(node, tw);
});
return true;
}
if (node instanceof AST_SwitchBranch) {
node.init_vars(scope);
descend();
return true;
}
if (node instanceof AST_Try) {
walk_scope(function() {
walk_body(node, tw);
});
if (node.bcatch) node.bcatch.walk(tw);
if (node.bfinally) node.bfinally.walk(tw);
return true;
}
if (node instanceof AST_With) {
var s = scope;
do {
s = s.resolve();
if (s.uses_with) break;
s.uses_with = true;
} while (s = s.parent_scope);
walk_scope(descend);
return true;
}
if (node instanceof AST_BlockScope) {
walk_scope(descend);
return true;
}
if (node instanceof AST_Symbol) {
node.scope = scope;
}
if (node instanceof AST_Label) {
node.thedef = node;
node.references = [];
}
if (node instanceof AST_SymbolCatch) {
scope.def_variable(node).defun = defun;
} else if (node instanceof AST_SymbolConst) {
var def = scope.def_variable(node);
def.defun = defun;
if (exported) def.exported = true;
} else if (node instanceof AST_SymbolDefun) {
var def = defun.def_function(node, tw.parent());
if (exported) def.exported = true;
entangle(defun, scope);
} else if (node instanceof AST_SymbolFunarg) {
defun.def_variable(node);
entangle(defun, scope);
} else if (node instanceof AST_SymbolLambda) {
var def = defun.def_function(node, node.name == "arguments" ? undefined : defun);
if (options.ie8) def.defun = defun.parent_scope.resolve();
} else if (node instanceof AST_SymbolLet) {
var def = scope.def_variable(node);
if (exported) def.exported = true;
} else if (node instanceof AST_SymbolVar) {
var def = defun.def_variable(node, node instanceof AST_SymbolImport ? undefined : null);
if (exported) def.exported = true;
entangle(defun, scope);
}
function walk_scope(descend) {
node.init_vars(scope);
var save_defun = defun;
var save_scope = scope;
if (node instanceof AST_Scope) defun = node;
scope = node;
descend();
scope = save_scope;
defun = save_defun;
}
function entangle(defun, scope) {
if (defun === scope) return;
node.mark_enclosed(options);
var def = scope.find_variable(node.name);
if (node.thedef === def) return;
node.thedef = def;
def.orig.push(node);
node.mark_enclosed(options);
}
});
self.make_def = function(orig, init) {
return new SymbolDef(++next_def_id, this, orig, init);
};
self.walk(tw);
// pass 2: find back references and eval
self.globals = new Dictionary();
var in_arg = [];
var tw = new TreeWalker(function(node) {
if (node instanceof AST_Catch) {
if (!(node.argname instanceof AST_Destructured)) return;
in_arg.push(node);
node.argname.walk(tw);
in_arg.pop();
walk_body(node, tw);
return true;
}
if (node instanceof AST_Lambda) {
in_arg.push(node);
node.argnames.forEach(function(argname) {
argname.walk(tw);
});
if (node.rest) node.rest.walk(tw);
in_arg.pop();
walk_lambda(node, tw);
return true;
}
if (node instanceof AST_LoopControl) {
if (node.label) node.label.thedef.references.push(node);
return true;
}
if (node instanceof AST_SymbolDeclaration) {
var def = node.definition();
def.preinit = def.references.length;
if (node instanceof AST_SymbolCatch) {
// ensure mangling works if `catch` reuses a scope variable
var redef = def.redefined();
if (redef) for (var s = node.scope; s; s = s.parent_scope) {
push_uniq(s.enclosed, redef);
if (s === redef.scope) break;
}
} else if (node instanceof AST_SymbolConst) {
// ensure compression works if `const` reuses a scope variable
var redef = def.redefined();
if (redef) redef.const_redefs = true;
}
if (node.name != "arguments") return true;
var parent = node instanceof AST_SymbolVar && tw.parent();
if (parent instanceof AST_VarDef && !parent.value) return true;
var sym = node.scope.resolve().find_variable("arguments");
if (sym && is_arguments(sym)) sym.scope.uses_arguments = 3;
return true;
}
if (node instanceof AST_SymbolRef) {
var name = node.name;
var sym = node.scope.find_variable(name);
for (var i = in_arg.length; i > 0 && sym;) {
i = in_arg.lastIndexOf(sym.scope, i - 1);
if (i < 0) break;
var decl = sym.orig[0];
if (decl instanceof AST_SymbolCatch
|| decl instanceof AST_SymbolFunarg
|| decl instanceof AST_SymbolLambda) {
node.in_arg = true;
break;
}
sym = sym.scope.parent_scope.find_variable(name);
}
if (!sym) {
sym = self.def_global(node);
} else if (name == "arguments" && is_arguments(sym)) {
var parent = tw.parent();
if (is_lhs(node, parent)) {
sym.scope.uses_arguments = 3;
} else if (sym.scope.uses_arguments < 2
&& !(parent instanceof AST_PropAccess && parent.expression === node)) {
sym.scope.uses_arguments = 2;
} else if (!sym.scope.uses_arguments) {
sym.scope.uses_arguments = true;
}
}
if (name == "eval") {
var parent = tw.parent();
if (parent.TYPE == "Call" && parent.expression === node) {
var s = node.scope;
do {
s = s.resolve();
if (s.uses_eval) break;
s.uses_eval = true;
} while (s = s.parent_scope);
} else if (sym.undeclared) {
self.uses_eval = true;
}
}
if (sym.init instanceof AST_LambdaDefinition && sym.scope !== sym.init.name.scope) {
var scope = node.scope;
do {
if (scope === sym.init.name.scope) break;
} while (scope = scope.parent_scope);
if (!scope) sym.init = undefined;
}
node.thedef = sym;
node.reference(options);
return true;
}
});
self.walk(tw);
// pass 3: fix up any scoping issue with IE8
if (options.ie8) self.walk(new TreeWalker(function(node) {
if (node instanceof AST_SymbolCatch) {
var scope = node.thedef.defun;
if (scope.name instanceof AST_SymbolLambda && scope.name.name == node.name) {
scope = scope.parent_scope.resolve();
}
redefine(node, scope);
return true;
}
if (node instanceof AST_SymbolLambda) {
var def = node.thedef;
if (!redefine(node, node.scope.parent_scope.resolve())) {
delete def.defun;
} else if (typeof node.thedef.init !== "undefined") {
node.thedef.init = false;
} else if (def.init) {
node.thedef.init = def.init;
}
return true;
}
}));
function is_arguments(sym) {
return sym.orig[0] instanceof AST_SymbolFunarg
&& !(sym.orig[1] instanceof AST_SymbolFunarg || sym.orig[2] instanceof AST_SymbolFunarg)
&& !is_arrow(sym.scope);
}
function redefine(node, scope) {
var name = node.name;
var old_def = node.thedef;
if (!all(old_def.orig, function(sym) {
return !(sym instanceof AST_SymbolConst || sym instanceof AST_SymbolLet);
})) return false;
var new_def = scope.find_variable(name);
if (new_def) {
var redef = new_def.redefined();
if (redef) new_def = redef;
} else {
new_def = self.globals.get(name);
}
if (new_def) {
new_def.orig.push(node);
} else {
new_def = scope.def_variable(node);
}
if (new_def.undeclared) self.variables.set(name, new_def);
if (name == "arguments" && is_arguments(old_def) && node instanceof AST_SymbolLambda) return true;
old_def.defun = new_def.scope;
old_def.forEach(function(node) {
node.redef = old_def;
node.thedef = new_def;
node.reference(options);
});
return true;
}
});
AST_Toplevel.DEFMETHOD("def_global", function(node) {
var globals = this.globals, name = node.name;
if (globals.has(name)) {
return globals.get(name);
} else {
var g = this.make_def(node);
g.undeclared = true;
g.global = true;
globals.set(name, g);
return g;
}
});
function init_block_vars(scope, parent) {
scope.enclosed = []; // variables from this or outer scope(s) that are referenced from this or inner scopes
scope.parent_scope = parent; // the parent scope (null if this is the top level)
scope.functions = new Dictionary(); // map name to AST_SymbolDefun (functions defined in this scope)
scope.variables = new Dictionary(); // map name to AST_SymbolVar (variables defined in this scope; includes functions)
if (parent) scope.make_def = parent.make_def; // top-level tracking of SymbolDef instances
}
function init_scope_vars(scope, parent) {
init_block_vars(scope, parent);
scope.uses_eval = false; // will be set to true if this or nested scope uses the global `eval`
scope.uses_with = false; // will be set to true if this or some nested scope uses the `with` statement
}
AST_BlockScope.DEFMETHOD("init_vars", function(parent_scope) {
init_block_vars(this, parent_scope);
});
AST_Scope.DEFMETHOD("init_vars", function(parent_scope) {
init_scope_vars(this, parent_scope);
});
AST_Arrow.DEFMETHOD("init_vars", function(parent_scope) {
init_scope_vars(this, parent_scope);
return this;
});
AST_AsyncArrow.DEFMETHOD("init_vars", function(parent_scope) {
init_scope_vars(this, parent_scope);
});
AST_Lambda.DEFMETHOD("init_vars", function(parent_scope) {
init_scope_vars(this, parent_scope);
this.uses_arguments = false;
this.def_variable(new AST_SymbolFunarg({
name: "arguments",
start: this.start,
end: this.end,
}));
return this;
});
AST_Symbol.DEFMETHOD("mark_enclosed", function(options) {
var def = this.definition();
for (var s = this.scope; s; s = s.parent_scope) {
push_uniq(s.enclosed, def);
if (!options) {
delete s._var_names;
} else if (options.keep_fnames) {
s.functions.each(function(d) {
push_uniq(def.scope.enclosed, d);
});
}
if (s === def.scope) break;
}
});
AST_Symbol.DEFMETHOD("reference", function(options) {
this.definition().references.push(this);
this.mark_enclosed(options);
});
AST_BlockScope.DEFMETHOD("find_variable", function(name) {
return this.variables.get(name)
|| this.parent_scope && this.parent_scope.find_variable(name);
});
AST_BlockScope.DEFMETHOD("def_function", function(symbol, init) {
var def = this.def_variable(symbol, init);
if (!def.init || def.init instanceof AST_LambdaDefinition) def.init = init;
this.functions.set(symbol.name, def);
return def;
});
AST_BlockScope.DEFMETHOD("def_variable", function(symbol, init) {
var def = this.variables.get(symbol.name);
if (def) {
def.orig.push(symbol);
if (def.init instanceof AST_LambdaExpression) def.init = init;
} else {
def = this.make_def(symbol, init);
this.variables.set(symbol.name, def);
def.global = !this.parent_scope;
}
return symbol.thedef = def;
});
function names_in_use(scope, options) {
var names = scope.names_in_use;
if (!names) {
scope.cname = -1;
scope.cname_holes = [];
scope.names_in_use = names = Object.create(null);
var cache = options.cache && options.cache.props;
scope.enclosed.forEach(function(def) {
if (def.unmangleable(options)) names[def.name] = true;
if (def.global && cache && cache.has(def.name)) {
names[cache.get(def.name)] = true;
}
});
}
return names;
}
function next_mangled_name(def, options) {
var scope = def.scope;
var in_use = names_in_use(scope, options);
var holes = scope.cname_holes;
var names = Object.create(null);
var scopes = [ scope ];
def.forEach(function(sym) {
var scope = sym.scope;
do {
if (scopes.indexOf(scope) < 0) {
for (var name in names_in_use(scope, options)) {
names[name] = true;
}
scopes.push(scope);
} else break;
} while (scope = scope.parent_scope);
});
var name;
for (var i = 0; i < holes.length; i++) {
name = base54(holes[i]);
if (names[name]) continue;
holes.splice(i, 1);
in_use[name] = true;
return name;
}
while (true) {
name = base54(++scope.cname);
if (in_use[name] || RESERVED_WORDS[name] || options.reserved.has[name]) continue;
if (!names[name]) break;
holes.push(scope.cname);
}
in_use[name] = true;
return name;
}
AST_Symbol.DEFMETHOD("unmangleable", function(options) {
var def = this.definition();
return !def || def.unmangleable(options);
});
// labels are always mangleable
AST_Label.DEFMETHOD("unmangleable", return_false);
AST_Symbol.DEFMETHOD("definition", function() {
return this.thedef;
});
function _default_mangler_options(options) {
options = defaults(options, {
eval : false,
ie8 : false,
keep_fnames : false,
reserved : [],
toplevel : false,
v8 : false,
webkit : false,
});
if (!Array.isArray(options.reserved)) options.reserved = [];
// Never mangle arguments
push_uniq(options.reserved, "arguments");
options.reserved.has = makePredicate(options.reserved);
return options;
}
AST_Toplevel.DEFMETHOD("mangle_names", function(options) {
options = _default_mangler_options(options);
// We only need to mangle declaration nodes. Special logic wired
// into the code generator will display the mangled name if it's
// present (and for AST_SymbolRef-s it'll use the mangled name of
// the AST_SymbolDeclaration that it points to).
var lname = -1;
if (options.cache && options.cache.props) {
var mangled_names = names_in_use(this, options);
options.cache.props.each(function(mangled_name) {
mangled_names[mangled_name] = true;
});
}
var redefined = [];
var tw = new TreeWalker(function(node, descend) {
if (node instanceof AST_LabeledStatement) {
// lname is incremented when we get to the AST_Label
var save_nesting = lname;
descend();
if (!options.v8 || !in_label(tw)) lname = save_nesting;
return true;
}
if (node instanceof AST_BlockScope) {
if (options.webkit && node instanceof AST_IterationStatement && node.init instanceof AST_Let) {
node.init.definitions.forEach(function(defn) {
defn.name.match_symbol(function(sym) {
if (!(sym instanceof AST_SymbolLet)) return;
var def = sym.definition();
var scope = sym.scope.parent_scope;
var redef = scope.def_variable(sym);
sym.thedef = def;
scope.to_mangle.push(redef);
def.redefined = function() {
return redef;
};
});
}, true);
}
node.to_mangle = [];
node.variables.each(function(def) {
if (!defer_redef(def)) node.to_mangle.push(def);
});
descend();
if (options.cache && node instanceof AST_Toplevel) {
node.globals.each(mangle);
}
if (node instanceof AST_Defun && tw.has_directive("use asm")) {
var sym = new AST_SymbolRef(node.name);
sym.scope = node;
sym.reference(options);
}
node.to_mangle.forEach(mangle);
return true;
}
if (node instanceof AST_Label) {
var name;
do {
name = base54(++lname);
} while (RESERVED_WORDS[name]);
node.mangled_name = name;
return true;
}
});
this.walk(tw);
redefined.forEach(mangle);
function mangle(def) {
if (options.reserved.has[def.name]) return;
def.mangle(options);
}
function defer_redef(def) {
var sym = def.orig[0];
var redef = def.redefined();
if (!redef) {
if (!(sym instanceof AST_SymbolConst)) return false;
var scope = def.scope.resolve();
if (def.scope === scope) return false;
if (def.scope.parent_scope.find_variable(sym.name)) return false;
redef = scope.def_variable(sym);
scope.to_mangle.push(redef);
}
redefined.push(def);
def.references.forEach(reference);
if (sym instanceof AST_SymbolCatch || sym instanceof AST_SymbolConst) reference(sym);
return true;
function reference(sym) {
sym.thedef = redef;
sym.reference(options);
sym.thedef = def;
}
}
function in_label(tw) {
var level = 0, parent;
while (parent = tw.parent(level++)) {
if (parent instanceof AST_Block) return parent instanceof AST_Toplevel && !options.toplevel;
if (parent instanceof AST_LabeledStatement) return true;
}
}
});
AST_Toplevel.DEFMETHOD("find_colliding_names", function(options) {
var cache = options.cache && options.cache.props;
var avoid = Object.create(RESERVED_WORDS);
options.reserved.forEach(to_avoid);
this.globals.each(add_def);
this.walk(new TreeWalker(function(node) {
if (node instanceof AST_BlockScope) node.variables.each(add_def);
}));
return avoid;
function to_avoid(name) {
avoid[name] = true;
}
function add_def(def) {
var name = def.name;
if (def.global && cache && cache.has(name)) name = cache.get(name);
else if (!def.unmangleable(options)) return;
to_avoid(name);
}
});
AST_Toplevel.DEFMETHOD("expand_names", function(options) {
base54.reset();
base54.sort();
options = _default_mangler_options(options);
var avoid = this.find_colliding_names(options);
var cname = 0;
this.globals.each(rename);
this.walk(new TreeWalker(function(node) {
if (node instanceof AST_BlockScope) node.variables.each(rename);
}));
function next_name() {
var name;
do {
name = base54(cname++);
} while (avoid[name]);
return name;
}
function rename(def) {
if (def.global && options.cache) return;
if (def.unmangleable(options)) return;
if (options.reserved.has[def.name]) return;
var redef = def.redefined();
var name = redef ? redef.rename || redef.name : next_name();
def.rename = name;
def.forEach(function(sym) {
if (sym.definition() === def) sym.name = name;
});
}
});
AST_Node.DEFMETHOD("tail_node", return_this);
AST_Sequence.DEFMETHOD("tail_node", function() {
return this.expressions[this.expressions.length - 1];
});
AST_Toplevel.DEFMETHOD("compute_char_frequency", function(options) {
options = _default_mangler_options(options);
base54.reset();
var fn = AST_Symbol.prototype.add_source_map;
try {
AST_Symbol.prototype.add_source_map = function() {
if (!this.unmangleable(options)) base54.consider(this.name, -1);
};
if (options.properties) {
AST_Dot.prototype.add_source_map = function() {
base54.consider(this.property, -1);
};
AST_Sub.prototype.add_source_map = function() {
skip_string(this.property);
};
}
base54.consider(this.print_to_string(), 1);
} finally {
AST_Symbol.prototype.add_source_map = fn;
delete AST_Dot.prototype.add_source_map;
delete AST_Sub.prototype.add_source_map;
}
base54.sort();
function skip_string(node) {
if (node instanceof AST_String) {
base54.consider(node.value, -1);
} else if (node instanceof AST_Conditional) {
skip_string(node.consequent);
skip_string(node.alternative);
} else if (node instanceof AST_Sequence) {
skip_string(node.tail_node());
}
}
});
var base54 = (function() {
var freq = Object.create(null);
function init(chars) {
var array = [];
for (var i = 0; i < chars.length; i++) {
var ch = chars[i];
array.push(ch);
freq[ch] = -1e-2 * i;
}
return array;
}
var digits = init("0123456789");
var leading = init("abcdefghijklmnopqrstuvwxyzABCDEFGHIJKLMNOPQRSTUVWXYZ$_");
var chars, frequency;
function reset() {
chars = null;
frequency = Object.create(freq);
}
base54.consider = function(str, delta) {
for (var i = str.length; --i >= 0;) {
frequency[str[i]] += delta;
}
};
function compare(a, b) {
return frequency[b] - frequency[a];
}
base54.sort = function() {
chars = leading.sort(compare).concat(digits).sort(compare);
};
base54.reset = reset;
reset();
function base54(num) {
var ret = leading[num % 54];
for (num = Math.floor(num / 54); --num >= 0; num >>= 6) {
ret += chars[num & 0x3F];
}
return ret;
}
return base54;
})();

193
lib/node_modules/uglify-js/lib/sourcemap.js generated vendored Normal file
View File

@ -0,0 +1,193 @@
/***********************************************************************
A JavaScript tokenizer / parser / beautifier / compressor.
https://github.com/mishoo/UglifyJS
-------------------------------- (C) ---------------------------------
Author: Mihai Bazon
<mihai.bazon@gmail.com>
http://mihai.bazon.net/blog
Distributed under the BSD license:
Copyright 2012 (c) Mihai Bazon <mihai.bazon@gmail.com>
Redistribution and use in source and binary forms, with or without
modification, are permitted provided that the following conditions
are met:
* Redistributions of source code must retain the above
copyright notice, this list of conditions and the following
disclaimer.
* Redistributions in binary form must reproduce the above
copyright notice, this list of conditions and the following
disclaimer in the documentation and/or other materials
provided with the distribution.
THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDER “AS IS” AND ANY
EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER BE
LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY,
OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR
TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF
THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
SUCH DAMAGE.
***********************************************************************/
"use strict";
var vlq_char = characters("ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789+/");
var vlq_bits = vlq_char.reduce(function(map, ch, bits) {
map[ch] = bits;
return map;
}, Object.create(null));
function vlq_decode(indices, str) {
var value = 0;
var shift = 0;
for (var i = 0, j = 0; i < str.length; i++) {
var bits = vlq_bits[str[i]];
value += (bits & 31) << shift;
if (bits & 32) {
shift += 5;
} else {
indices[j++] += value & 1 ? 0x80000000 | -(value >> 1) : value >> 1;
value = shift = 0;
}
}
return j;
}
function vlq_encode(num) {
var result = "";
num = Math.abs(num) << 1 | num >>> 31;
do {
var bits = num & 31;
if (num >>>= 5) bits |= 32;
result += vlq_char[bits];
} while (num);
return result;
}
function create_array_map() {
var map = Object.create(null);
var array = [];
array.index = function(name) {
if (!HOP(map, name)) {
map[name] = array.length;
array.push(name);
}
return map[name];
};
return array;
}
function SourceMap(options) {
var sources = create_array_map();
var sources_content = options.includeSources && Object.create(null);
var names = create_array_map();
var mappings = "";
if (options.orig) Object.keys(options.orig).forEach(function(name) {
var map = options.orig[name];
var indices = [ 0, 0, 1, 0, 0 ];
options.orig[name] = {
names: map.names,
mappings: map.mappings.split(/;/).map(function(line) {
indices[0] = 0;
return line.split(/,/).map(function(segment) {
return indices.slice(0, vlq_decode(indices, segment));
});
}),
sources: map.sources,
};
if (!sources_content || !map.sourcesContent) return;
for (var i = 0; i < map.sources.length; i++) {
var content = map.sourcesContent[i];
if (content) sources_content[map.sources[i]] = content;
}
});
var prev_source;
var generated_line = 1;
var generated_column = 0;
var source_index = 0;
var original_line = 1;
var original_column = 0;
var name_index = 0;
return {
add: options.orig ? function(source, gen_line, gen_col, orig_line, orig_col, name) {
var map = options.orig[source];
if (map) {
var segments = map.mappings[orig_line - 1];
if (!segments) return;
var indices;
for (var i = 0; i < segments.length; i++) {
var col = segments[i][0];
if (orig_col >= col) indices = segments[i];
if (orig_col <= col) break;
}
if (!indices || indices.length < 4) {
source = null;
} else {
source = map.sources[indices[1]];
orig_line = indices[2];
orig_col = indices[3];
if (indices.length > 4) name = map.names[indices[4]];
}
}
add(source, gen_line, gen_col, orig_line, orig_col, name);
} : add,
setSourceContent: sources_content ? function(source, content) {
if (!(source in sources_content)) {
sources_content[source] = content;
}
} : noop,
toString: function() {
return JSON.stringify({
version: 3,
file: options.filename || undefined,
sourceRoot: options.root || undefined,
sources: sources,
sourcesContent: sources_content ? sources.map(function(source) {
return sources_content[source] || null;
}) : undefined,
names: names,
mappings: mappings,
});
}
};
function add(source, gen_line, gen_col, orig_line, orig_col, name) {
if (prev_source == null && source == null) return;
prev_source = source;
if (generated_line < gen_line) {
generated_column = 0;
do {
mappings += ";";
} while (++generated_line < gen_line);
} else if (mappings) {
mappings += ",";
}
mappings += vlq_encode(gen_col - generated_column);
generated_column = gen_col;
if (source == null) return;
var src_idx = sources.index(source);
mappings += vlq_encode(src_idx - source_index);
source_index = src_idx;
mappings += vlq_encode(orig_line - original_line);
original_line = orig_line;
mappings += vlq_encode(orig_col - original_column);
original_column = orig_col;
if (options.names && name != null) {
var name_idx = names.index(name);
mappings += vlq_encode(name_idx - name_index);
name_index = name_idx;
}
}
}

272
lib/node_modules/uglify-es/lib/transform.js → lib/node_modules/uglify-js/lib/transform.js generated vendored
View File

@ -1,7 +1,7 @@
/*********************************************************************** /***********************************************************************
A JavaScript tokenizer / parser / beautifier / compressor. A JavaScript tokenizer / parser / beautifier / compressor.
https://github.com/mishoo/UglifyJS2 https://github.com/mishoo/UglifyJS
-------------------------------- (C) --------------------------------- -------------------------------- (C) ---------------------------------
@ -43,8 +43,6 @@
"use strict"; "use strict";
// Tree transformer helpers.
function TreeTransformer(before, after) { function TreeTransformer(before, after) {
TreeWalker.call(this); TreeWalker.call(this);
this.before = before; this.before = before;
@ -52,207 +50,201 @@ function TreeTransformer(before, after) {
} }
TreeTransformer.prototype = new TreeWalker; TreeTransformer.prototype = new TreeWalker;
(function(undefined){ (function(DEF) {
function _(node, descend) {
node.DEFMETHOD("transform", function(tw, in_list){
var x, y;
tw.push(this);
if (tw.before) x = tw.before(this, descend, in_list);
if (x === undefined) {
if (!tw.after) {
x = this;
descend(x, tw);
} else {
tw.stack[tw.stack.length - 1] = x = this;
descend(x, tw);
y = tw.after(x, in_list);
if (y !== undefined) x = y;
}
}
tw.pop(this);
return x;
});
};
function do_list(list, tw) { function do_list(list, tw) {
return MAP(list, function(node){ return List(list, function(node) {
return node.transform(tw, true); return node.transform(tw, true);
}); });
}; }
_(AST_Node, noop); DEF(AST_Node, noop);
DEF(AST_LabeledStatement, function(self, tw) {
_(AST_LabeledStatement, function(self, tw){
self.label = self.label.transform(tw); self.label = self.label.transform(tw);
self.body = self.body.transform(tw); self.body = self.body.transform(tw);
}); });
DEF(AST_SimpleStatement, function(self, tw) {
_(AST_SimpleStatement, function(self, tw){
self.body = self.body.transform(tw); self.body = self.body.transform(tw);
}); });
DEF(AST_Block, function(self, tw) {
_(AST_Block, function(self, tw){
self.body = do_list(self.body, tw); self.body = do_list(self.body, tw);
}); });
DEF(AST_Do, function(self, tw) {
_(AST_DWLoop, function(self, tw){ self.body = self.body.transform(tw);
self.condition = self.condition.transform(tw);
});
DEF(AST_While, function(self, tw) {
self.condition = self.condition.transform(tw); self.condition = self.condition.transform(tw);
self.body = self.body.transform(tw); self.body = self.body.transform(tw);
}); });
DEF(AST_For, function(self, tw) {
_(AST_For, function(self, tw){
if (self.init) self.init = self.init.transform(tw); if (self.init) self.init = self.init.transform(tw);
if (self.condition) self.condition = self.condition.transform(tw); if (self.condition) self.condition = self.condition.transform(tw);
if (self.step) self.step = self.step.transform(tw); if (self.step) self.step = self.step.transform(tw);
self.body = self.body.transform(tw); self.body = self.body.transform(tw);
}); });
DEF(AST_ForEnumeration, function(self, tw) {
_(AST_ForIn, function(self, tw){
self.init = self.init.transform(tw); self.init = self.init.transform(tw);
self.object = self.object.transform(tw); self.object = self.object.transform(tw);
self.body = self.body.transform(tw); self.body = self.body.transform(tw);
}); });
DEF(AST_With, function(self, tw) {
_(AST_With, function(self, tw){
self.expression = self.expression.transform(tw); self.expression = self.expression.transform(tw);
self.body = self.body.transform(tw); self.body = self.body.transform(tw);
}); });
DEF(AST_Exit, function(self, tw) {
_(AST_Exit, function(self, tw){
if (self.value) self.value = self.value.transform(tw); if (self.value) self.value = self.value.transform(tw);
}); });
DEF(AST_LoopControl, function(self, tw) {
_(AST_LoopControl, function(self, tw){
if (self.label) self.label = self.label.transform(tw); if (self.label) self.label = self.label.transform(tw);
}); });
DEF(AST_If, function(self, tw) {
_(AST_If, function(self, tw){
self.condition = self.condition.transform(tw); self.condition = self.condition.transform(tw);
self.body = self.body.transform(tw); self.body = self.body.transform(tw);
if (self.alternative) self.alternative = self.alternative.transform(tw); if (self.alternative) self.alternative = self.alternative.transform(tw);
}); });
DEF(AST_Switch, function(self, tw) {
_(AST_Switch, function(self, tw){
self.expression = self.expression.transform(tw); self.expression = self.expression.transform(tw);
self.body = do_list(self.body, tw); self.body = do_list(self.body, tw);
}); });
DEF(AST_Case, function(self, tw) {
_(AST_Case, function(self, tw){
self.expression = self.expression.transform(tw); self.expression = self.expression.transform(tw);
self.body = do_list(self.body, tw); self.body = do_list(self.body, tw);
}); });
DEF(AST_Try, function(self, tw) {
_(AST_Try, function(self, tw){
self.body = do_list(self.body, tw); self.body = do_list(self.body, tw);
if (self.bcatch) self.bcatch = self.bcatch.transform(tw); if (self.bcatch) self.bcatch = self.bcatch.transform(tw);
if (self.bfinally) self.bfinally = self.bfinally.transform(tw); if (self.bfinally) self.bfinally = self.bfinally.transform(tw);
}); });
DEF(AST_Catch, function(self, tw) {
_(AST_Catch, function(self, tw){ if (self.argname) self.argname = self.argname.transform(tw);
self.argname = self.argname.transform(tw);
self.body = do_list(self.body, tw); self.body = do_list(self.body, tw);
}); });
DEF(AST_Definitions, function(self, tw) {
_(AST_Definitions, function(self, tw){
self.definitions = do_list(self.definitions, tw); self.definitions = do_list(self.definitions, tw);
}); });
DEF(AST_VarDef, function(self, tw) {
_(AST_VarDef, function(self, tw){
self.name = self.name.transform(tw); self.name = self.name.transform(tw);
if (self.value) self.value = self.value.transform(tw); if (self.value) self.value = self.value.transform(tw);
}); });
DEF(AST_DefaultValue, function(self, tw) {
_(AST_Destructuring, function(self, tw) { self.name = self.name.transform(tw);
self.names = do_list(self.names, tw); self.value = self.value.transform(tw);
}); });
DEF(AST_Lambda, function(self, tw) {
_(AST_Lambda, function(self, tw){
if (self.name) self.name = self.name.transform(tw); if (self.name) self.name = self.name.transform(tw);
self.argnames = do_list(self.argnames, tw); self.argnames = do_list(self.argnames, tw);
if (self.body instanceof AST_Node) { if (self.rest) self.rest = self.rest.transform(tw);
self.body = self.body.transform(tw); self.body = do_list(self.body, tw);
});
function transform_arrow(self, tw) {
self.argnames = do_list(self.argnames, tw);
if (self.rest) self.rest = self.rest.transform(tw);
if (self.value) {
self.value = self.value.transform(tw);
} else { } else {
self.body = do_list(self.body, tw); self.body = do_list(self.body, tw);
} }
}); }
DEF(AST_Arrow, transform_arrow);
_(AST_Call, function(self, tw){ DEF(AST_AsyncArrow, transform_arrow);
self.expression = self.expression.transform(tw); DEF(AST_Class, function(self, tw) {
self.args = do_list(self.args, tw);
});
_(AST_Sequence, function(self, tw){
self.expressions = do_list(self.expressions, tw);
});
_(AST_Dot, function(self, tw){
self.expression = self.expression.transform(tw);
});
_(AST_Sub, function(self, tw){
self.expression = self.expression.transform(tw);
self.property = self.property.transform(tw);
});
_(AST_Yield, function(self, tw){
if (self.expression) self.expression = self.expression.transform(tw);
});
_(AST_Unary, function(self, tw){
self.expression = self.expression.transform(tw);
});
_(AST_Binary, function(self, tw){
self.left = self.left.transform(tw);
self.right = self.right.transform(tw);
});
_(AST_Conditional, function(self, tw){
self.condition = self.condition.transform(tw);
self.consequent = self.consequent.transform(tw);
self.alternative = self.alternative.transform(tw);
});
_(AST_Array, function(self, tw){
self.elements = do_list(self.elements, tw);
});
_(AST_Object, function(self, tw){
self.properties = do_list(self.properties, tw);
});
_(AST_ObjectProperty, function(self, tw){
if (self.key instanceof AST_Node) {
self.key = self.key.transform(tw);
}
self.value = self.value.transform(tw);
});
_(AST_Class, function(self, tw){
if (self.name) self.name = self.name.transform(tw); if (self.name) self.name = self.name.transform(tw);
if (self.extends) self.extends = self.extends.transform(tw); if (self.extends) self.extends = self.extends.transform(tw);
self.properties = do_list(self.properties, tw); self.properties = do_list(self.properties, tw);
}); });
DEF(AST_ClassProperty, function(self, tw) {
_(AST_Expansion, function(self, tw){ if (self.key instanceof AST_Node) self.key = self.key.transform(tw);
if (self.value) self.value = self.value.transform(tw);
});
DEF(AST_Call, function(self, tw) {
self.expression = self.expression.transform(tw);
self.args = do_list(self.args, tw);
});
DEF(AST_Sequence, function(self, tw) {
self.expressions = do_list(self.expressions, tw);
});
DEF(AST_Await, function(self, tw) {
self.expression = self.expression.transform(tw); self.expression = self.expression.transform(tw);
}); });
DEF(AST_Yield, function(self, tw) {
_(AST_Export, function(self, tw){ if (self.expression) self.expression = self.expression.transform(tw);
if (self.exported_value) self.exported_value = self.exported_value.transform(tw);
}); });
DEF(AST_Dot, function(self, tw) {
_(AST_TemplateString, function(self, tw) { self.expression = self.expression.transform(tw);
for (var i = 0; i < self.segments.length; i++) { });
if (!(self.segments[i] instanceof AST_TemplateSegment)) { DEF(AST_Sub, function(self, tw) {
self.segments[i] = self.segments[i].transform(tw); self.expression = self.expression.transform(tw);
self.property = self.property.transform(tw);
});
DEF(AST_Spread, function(self, tw) {
self.expression = self.expression.transform(tw);
});
DEF(AST_Unary, function(self, tw) {
self.expression = self.expression.transform(tw);
});
DEF(AST_Binary, function(self, tw) {
self.left = self.left.transform(tw);
self.right = self.right.transform(tw);
});
DEF(AST_Conditional, function(self, tw) {
self.condition = self.condition.transform(tw);
self.consequent = self.consequent.transform(tw);
self.alternative = self.alternative.transform(tw);
});
DEF(AST_Array, function(self, tw) {
self.elements = do_list(self.elements, tw);
});
DEF(AST_DestructuredArray, function(self, tw) {
self.elements = do_list(self.elements, tw);
if (self.rest) self.rest = self.rest.transform(tw);
});
DEF(AST_DestructuredKeyVal, function(self, tw) {
if (self.key instanceof AST_Node) self.key = self.key.transform(tw);
self.value = self.value.transform(tw);
});
DEF(AST_DestructuredObject, function(self, tw) {
self.properties = do_list(self.properties, tw);
if (self.rest) self.rest = self.rest.transform(tw);
});
DEF(AST_Object, function(self, tw) {
self.properties = do_list(self.properties, tw);
});
DEF(AST_ObjectProperty, function(self, tw) {
if (self.key instanceof AST_Node) self.key = self.key.transform(tw);
self.value = self.value.transform(tw);
});
DEF(AST_ExportDeclaration, function(self, tw) {
self.body = self.body.transform(tw);
});
DEF(AST_ExportDefault, function(self, tw) {
self.body = self.body.transform(tw);
});
DEF(AST_ExportReferences, function(self, tw) {
self.properties = do_list(self.properties, tw);
});
DEF(AST_Import, function(self, tw) {
if (self.all) self.all = self.all.transform(tw);
if (self.default) self.default = self.default.transform(tw);
if (self.properties) self.properties = do_list(self.properties, tw);
});
DEF(AST_Template, function(self, tw) {
if (self.tag) self.tag = self.tag.transform(tw);
self.expressions = do_list(self.expressions, tw);
});
})(function(node, descend) {
node.DEFMETHOD("transform", function(tw, in_list) {
var x, y;
tw.push(this);
if (tw.before) x = tw.before(this, descend, in_list);
if (typeof x === "undefined") {
x = this;
descend(x, tw);
if (tw.after) {
y = tw.after(x, in_list);
if (typeof y !== "undefined") x = y;
} }
} }
tw.pop();
return x;
}); });
});
_(AST_PrefixedTemplateString, function(self, tw) {
self.template_string = self.template_string.transform(tw);
});
})();

267
lib/node_modules/uglify-js/lib/utils.js generated vendored Normal file
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@ -0,0 +1,267 @@
/***********************************************************************
A JavaScript tokenizer / parser / beautifier / compressor.
https://github.com/mishoo/UglifyJS
-------------------------------- (C) ---------------------------------
Author: Mihai Bazon
<mihai.bazon@gmail.com>
http://mihai.bazon.net/blog
Distributed under the BSD license:
Copyright 2012 (c) Mihai Bazon <mihai.bazon@gmail.com>
Redistribution and use in source and binary forms, with or without
modification, are permitted provided that the following conditions
are met:
* Redistributions of source code must retain the above
copyright notice, this list of conditions and the following
disclaimer.
* Redistributions in binary form must reproduce the above
copyright notice, this list of conditions and the following
disclaimer in the documentation and/or other materials
provided with the distribution.
THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDER “AS IS” AND ANY
EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER BE
LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY,
OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR
TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF
THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
SUCH DAMAGE.
***********************************************************************/
"use strict";
function characters(str) {
return str.split("");
}
function member(name, array) {
return array.indexOf(name) >= 0;
}
function find_if(func, array) {
for (var i = array.length; --i >= 0;) if (func(array[i])) return array[i];
}
function repeat_string(str, i) {
if (i <= 0) return "";
if (i == 1) return str;
var d = repeat_string(str, i >> 1);
d += d;
return i & 1 ? d + str : d;
}
function configure_error_stack(fn) {
Object.defineProperty(fn.prototype, "stack", {
get: function() {
var err = new Error(this.message);
err.name = this.name;
try {
throw err;
} catch (e) {
return e.stack;
}
}
});
}
function DefaultsError(msg, defs) {
this.message = msg;
this.defs = defs;
}
DefaultsError.prototype = Object.create(Error.prototype);
DefaultsError.prototype.constructor = DefaultsError;
DefaultsError.prototype.name = "DefaultsError";
configure_error_stack(DefaultsError);
function defaults(args, defs, croak) {
if (croak) for (var i in args) {
if (HOP(args, i) && !HOP(defs, i)) throw new DefaultsError("`" + i + "` is not a supported option", defs);
}
for (var i in args) {
if (HOP(args, i)) defs[i] = args[i];
}
return defs;
}
function merge(obj, ext) {
var count = 0;
for (var i in ext) if (HOP(ext, i)) {
obj[i] = ext[i];
count++;
}
return count;
}
function noop() {}
function return_false() { return false; }
function return_true() { return true; }
function return_this() { return this; }
function return_null() { return null; }
var List = (function() {
function List(a, f) {
var ret = [];
for (var i = 0; i < a.length; i++) {
var val = f(a[i], i);
if (val === skip) continue;
if (val instanceof Splice) {
ret.push.apply(ret, val.v);
} else {
ret.push(val);
}
}
return ret;
}
List.is_op = function(val) {
return val === skip || val instanceof Splice;
};
List.splice = function(val) {
return new Splice(val);
};
var skip = List.skip = {};
function Splice(val) {
this.v = val;
}
return List;
})();
function push_uniq(array, el) {
if (array.indexOf(el) < 0) return array.push(el);
}
function string_template(text, props) {
return text.replace(/\{([^}]+)\}/g, function(str, p) {
var value = props[p];
return value instanceof AST_Node ? value.print_to_string() : value;
});
}
function remove(array, el) {
var index = array.indexOf(el);
if (index >= 0) array.splice(index, 1);
}
function makePredicate(words) {
if (!Array.isArray(words)) words = words.split(" ");
var map = Object.create(null);
words.forEach(function(word) {
map[word] = true;
});
return map;
}
function all(array, predicate) {
for (var i = array.length; --i >= 0;)
if (!predicate(array[i], i))
return false;
return true;
}
function Dictionary() {
this._values = Object.create(null);
this._size = 0;
}
Dictionary.prototype = {
set: function(key, val) {
if (!this.has(key)) ++this._size;
this._values["$" + key] = val;
return this;
},
add: function(key, val) {
if (this.has(key)) {
this.get(key).push(val);
} else {
this.set(key, [ val ]);
}
return this;
},
get: function(key) { return this._values["$" + key] },
del: function(key) {
if (this.has(key)) {
--this._size;
delete this._values["$" + key];
}
return this;
},
has: function(key) { return ("$" + key) in this._values },
all: function(predicate) {
for (var i in this._values)
if (!predicate(this._values[i], i.substr(1)))
return false;
return true;
},
each: function(f) {
for (var i in this._values)
f(this._values[i], i.substr(1));
},
size: function() {
return this._size;
},
map: function(f) {
var ret = [];
for (var i in this._values)
ret.push(f(this._values[i], i.substr(1)));
return ret;
},
clone: function() {
var ret = new Dictionary();
for (var i in this._values)
ret._values[i] = this._values[i];
ret._size = this._size;
return ret;
},
toObject: function() { return this._values }
};
Dictionary.fromObject = function(obj) {
var dict = new Dictionary();
dict._size = merge(dict._values, obj);
return dict;
};
function HOP(obj, prop) {
return Object.prototype.hasOwnProperty.call(obj, prop);
}
// return true if the node at the top of the stack (that means the
// innermost node in the current output) is lexically the first in
// a statement.
function first_in_statement(stack, arrow, export_default) {
var node = stack.parent(-1);
for (var i = 0, p; p = stack.parent(i++); node = p) {
if (is_arrow(p)) {
return arrow && p.value === node;
} else if (p instanceof AST_Binary) {
if (p.left === node) continue;
} else if (p.TYPE == "Call") {
if (p.expression === node) continue;
} else if (p instanceof AST_Conditional) {
if (p.condition === node) continue;
} else if (p instanceof AST_ExportDefault) {
return export_default;
} else if (p instanceof AST_PropAccess) {
if (p.expression === node) continue;
} else if (p instanceof AST_Sequence) {
if (p.expressions[0] === node) continue;
} else if (p instanceof AST_SimpleStatement) {
return true;
} else if (p instanceof AST_Template) {
if (p.tag === node) continue;
} else if (p instanceof AST_UnaryPostfix) {
if (p.expression === node) continue;
}
return false;
}
}

99
lib/node_modules/uglify-js/package.json generated vendored Normal file
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@ -0,0 +1,99 @@
{
"_from": "uglify-js",
"_id": "uglify-js@3.13.9",
"_inBundle": false,
"_integrity": "sha512-wZbyTQ1w6Y7fHdt8sJnHfSIuWeDgk6B5rCb4E/AM6QNNPbOMIZph21PW5dRB3h7Df0GszN+t7RuUH6sWK5bF0g==",
"_location": "/uglify-js",
"_phantomChildren": {},
"_requested": {
"type": "tag",
"registry": true,
"raw": "uglify-js",
"name": "uglify-js",
"escapedName": "uglify-js",
"rawSpec": "",
"saveSpec": null,
"fetchSpec": "latest"
},
"_requiredBy": [
"#USER"
],
"_resolved": "https://registry.npmjs.org/uglify-js/-/uglify-js-3.13.9.tgz",
"_shasum": "4d8d21dcd497f29cfd8e9378b9df123ad025999b",
"_spec": "uglify-js",
"_where": "C:\\Dan\\Projects\\Web\\Discord-History-Tracker\\lib",
"author": {
"name": "Mihai Bazon",
"email": "mihai.bazon@gmail.com",
"url": "http://lisperator.net/"
},
"bin": {
"uglifyjs": "bin/uglifyjs"
},
"bugs": {
"url": "https://github.com/mishoo/UglifyJS/issues"
},
"bundleDependencies": false,
"deprecated": false,
"description": "JavaScript parser, mangler/compressor and beautifier toolkit",
"devDependencies": {
"acorn": "~8.2.1",
"semver": "~6.3.0"
},
"engines": {
"node": ">=0.8.0"
},
"files": [
"bin",
"lib",
"tools",
"LICENSE"
],
"homepage": "https://github.com/mishoo/UglifyJS#readme",
"keywords": [
"cli",
"compress",
"compressor",
"ecma",
"ecmascript",
"es",
"es5",
"javascript",
"js",
"jsmin",
"min",
"minification",
"minifier",
"minify",
"optimize",
"optimizer",
"pack",
"packer",
"parse",
"parser",
"uglifier",
"uglify"
],
"license": "BSD-2-Clause",
"main": "tools/node.js",
"maintainers": [
{
"name": "Alex Lam",
"email": "alexlamsl@gmail.com"
},
{
"name": "Mihai Bazon",
"email": "mihai.bazon@gmail.com",
"url": "http://lisperator.net/"
}
],
"name": "uglify-js",
"repository": {
"type": "git",
"url": "git+https://github.com/mishoo/UglifyJS.git"
},
"scripts": {
"test": "node test/compress.js && node test/mocha.js"
},
"version": "3.13.9"
}

456
lib/node_modules/uglify-js/tools/domprops.html generated vendored Normal file
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@ -0,0 +1,456 @@
<!doctype html>
<html>
<body>
<script>
!function(G) {
var domprops = [];
var objs = [ G ];
var tagNames = [
"a",
"abbr",
"acronym",
"address",
"applet",
"area",
"article",
"aside",
"audio",
"b",
"base",
"basefont",
"bdi",
"bdo",
"bgsound",
"big",
"blink",
"blockquote",
"body",
"br",
"button",
"canvas",
"caption",
"center",
"checked",
"cite",
"code",
"col",
"colgroup",
"command",
"comment",
"compact",
"content",
"data",
"datalist",
"dd",
"declare",
"defer",
"del",
"details",
"dfn",
"dialog",
"dir",
"disabled",
"div",
"dl",
"dt",
"element",
"em",
"embed",
"fieldset",
"figcaption",
"figure",
"font",
"footer",
"form",
"frame",
"frameset",
"h1",
"h2",
"h3",
"h4",
"h5",
"h6",
"head",
"header",
"hgroup",
"hr",
"html",
"i",
"iframe",
"image",
"img",
"input",
"ins",
"isindex",
"ismap",
"kbd",
"keygen",
"label",
"legend",
"li",
"link",
"listing",
"main",
"map",
"mark",
"marquee",
"math",
"menu",
"menuitem",
"meta",
"meter",
"multicol",
"multiple",
"nav",
"nextid",
"nobr",
"noembed",
"noframes",
"nohref",
"noresize",
"noscript",
"noshade",
"nowrap",
"object",
"ol",
"optgroup",
"option",
"output",
"p",
"param",
"picture",
"plaintext",
"pre",
"progress",
"q",
"rb",
"readonly",
"rp",
"rt",
"rtc",
"ruby",
"s",
"samp",
"script",
"section",
"select",
"selected",
"shadow",
"slot",
"small",
"source",
"spacer",
"span",
"strike",
"strong",
"style",
"sub",
"summary",
"sup",
"svg",
"table",
"tbody",
"td",
"template",
"textarea",
"tfoot",
"th",
"thead",
"time",
"title",
"tr",
"track",
"tt",
"u",
"ul",
"var",
"video",
"wbr",
"xmp",
"XXX",
];
for (var n = 0; n < tagNames.length; n++) {
add(document.createElement(tagNames[n]));
}
var nsNames = {
"http://www.w3.org/1998/Math/MathML": [
"annotation",
"annotation-xml",
"maction",
"maligngroup",
"malignmark",
"math",
"menclose",
"merror",
"mfenced",
"mfrac",
"mglyph",
"mi",
"mlabeledtr",
"mlongdiv",
"mmultiscripts",
"mn",
"mo",
"mover",
"mpadded",
"mphantom",
"mprescripts",
"mroot",
"mrow",
"ms",
"mscarries",
"mscarry",
"msgroup",
"msline",
"mspace",
"msqrt",
"msrow",
"mstack",
"mstyle",
"msub",
"msubsup",
"msup",
"mtable",
"mtd",
"mtext",
"mtr",
"munder",
"munderover",
"none",
"semantics",
],
"http://www.w3.org/2000/svg": [
"a",
"altGlyph",
"altGlyphDef",
"altGlyphItem",
"animate",
"animateColor",
"animateMotion",
"animateTransform",
"circle",
"clipPath",
"color-profile",
"cursor",
"defs",
"desc",
"discard",
"ellipse",
"feBlend",
"feColorMatrix",
"feComponentTransfer",
"feComposite",
"feConvolveMatrix",
"feDiffuseLighting",
"feDisplacementMap",
"feDistantLight",
"feDropShadow",
"feFlood",
"feFuncA",
"feFuncB",
"feFuncG",
"feFuncR",
"feGaussianBlur",
"feImage",
"feMerge",
"feMergeNode",
"feMorphology",
"feOffset",
"fePointLight",
"feSpecularLighting",
"feSpotLight",
"feTile",
"feTurbulence",
"filter",
"font",
"font-face",
"font-face-format",
"font-face-name",
"font-face-src",
"font-face-uri",
"foreignObject",
"g",
"glyph",
"glyphRef",
"hatch",
"hatchpath",
"hkern",
"image",
"line",
"linearGradient",
"marker",
"mask",
"mesh",
"meshgradient",
"meshpatch",
"meshrow",
"metadata",
"missing-glyph",
"mpath",
"path",
"pattern",
"polygon",
"polyline",
"radialGradient",
"rect",
"script",
"set",
"solidcolor",
"stop",
"style",
"svg",
"switch",
"symbol",
"text",
"textPath",
"title",
"tref",
"tspan",
"unknown",
"use",
"view",
"vkern",
],
};
if (document.createElementNS) for (var ns in nsNames) {
for (var n = 0; n < nsNames[ns].length; n++) {
add(document.createElementNS(ns, nsNames[ns][n]));
}
}
var skips = [
G.alert,
G.back,
G.blur,
G.captureEvents,
G.clearImmediate,
G.clearInterval,
G.clearTimeout,
G.close,
G.confirm,
G.console,
G.dump,
G.fetch,
G.find,
G.focus,
G.forward,
G.getAttention,
G.history,
G.home,
G.location,
G.moveBy,
G.moveTo,
G.navigator,
G.open,
G.openDialog,
G.print,
G.process,
G.prompt,
G.resizeBy,
G.resizeTo,
G.setImmediate,
G.setInterval,
G.setTimeout,
G.showModalDialog,
G.sizeToContent,
G.stop,
];
var types = [];
var interfaces = [
"beforeunloadevent",
"compositionevent",
"customevent",
"devicemotionevent",
"deviceorientationevent",
"dragevent",
"event",
"events",
"focusevent",
"hashchangeevent",
"htmlevents",
"keyboardevent",
"messageevent",
"mouseevent",
"mouseevents",
"storageevent",
"svgevents",
"textevent",
"touchevent",
"uievent",
"uievents",
];
var i = 0, full = false;
var addEvent = document.createEvent ? function(type) {
if (~indexOf(types, type)) return;
types.push(type);
for (var j = 0; j < interfaces.length; j++) try {
var event = document.createEvent(interfaces[j]);
event.initEvent(type, true, true);
add(event);
} catch (e) {}
} : function() {};
var scanProperties = Object.getOwnPropertyNames ? function(o, fn) {
var names = Object.getOwnPropertyNames(o);
names.forEach(fn);
for (var k in o) if (!~indexOf(names, k)) fn(k);
} : function(o, fn) {
for (var k in o) fn(k);
};
setTimeout(function next() {
for (var j = 10; --j >= 0 && i < objs.length; i++) {
var o = objs[i];
var skip = ~indexOf(skips, o);
try {
scanProperties(o, function(k) {
if (!~indexOf(domprops, k)) domprops.push(k);
if (/^on/.test(k)) addEvent(k.slice(2));
if (!full) try {
add(o[k]);
} catch (e) {}
});
} catch (e) {}
if (skip || full) continue;
try {
add(o.__proto__);
} catch (e) {}
try {
add(o.prototype);
} catch (e) {}
try {
add(new o());
} catch (e) {}
try {
add(o());
} catch (e) {}
}
if (!full && objs.length > 20000) {
alert(objs.length);
full = true;
}
if (i < objs.length) {
setTimeout(next, 0);
} else {
document.write('<pre>[\n "' + domprops.sort().join('",\n "').replace(/&/g, "&amp;").replace(/</g, "&lt;") + '"\n]</pre>');
}
}, 0);
function add(o) {
if (o) switch (typeof o) {
case "function":
case "object":
if (!~indexOf(objs, o)) objs.push(o);
}
}
function indexOf(list, value) {
var j = list.length;
while (--j >= 0) {
if (list[j] === value) break;
}
return j;
}
}(function() {
return this;
}());
</script>
</body>
</html>

2724
lib/node_modules/uglify-es/tools/domprops.json → lib/node_modules/uglify-js/tools/domprops.json generated vendored
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File diff suppressed because it is too large Load Diff

9
lib/node_modules/uglify-es/tools/exports.js → lib/node_modules/uglify-js/tools/exports.js generated vendored
View File

@ -1,5 +1,8 @@
exports["Dictionary"] = Dictionary; exports["Dictionary"] = Dictionary;
exports["TreeWalker"] = TreeWalker; exports["is_statement"] = is_statement;
exports["TreeTransformer"] = TreeTransformer; exports["List"] = List;
exports["minify"] = minify; exports["minify"] = minify;
exports["_push_uniq"] = push_uniq; exports["parse"] = parse;
exports["push_uniq"] = push_uniq;
exports["TreeTransformer"] = TreeTransformer;
exports["TreeWalker"] = TreeWalker;

110
lib/node_modules/uglify-js/tools/node.js generated vendored Normal file
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@ -0,0 +1,110 @@
var fs = require("fs");
exports.FILES = [
require.resolve("../lib/utils.js"),
require.resolve("../lib/ast.js"),
require.resolve("../lib/transform.js"),
require.resolve("../lib/parse.js"),
require.resolve("../lib/scope.js"),
require.resolve("../lib/compress.js"),
require.resolve("../lib/output.js"),
require.resolve("../lib/sourcemap.js"),
require.resolve("../lib/mozilla-ast.js"),
require.resolve("../lib/propmangle.js"),
require.resolve("../lib/minify.js"),
require.resolve("./exports.js"),
];
new Function("exports", function() {
var code = exports.FILES.map(function(file) {
return fs.readFileSync(file, "utf8");
});
code.push("exports.describe_ast = " + describe_ast.toString());
return code.join("\n\n");
}())(exports);
function to_comment(value) {
if (typeof value != "string") value = JSON.stringify(value, function(key, value) {
return typeof value == "function" ? "<[ " + value + " ]>" : value;
}, 2);
return "// " + value.replace(/\n/g, "\n// ");
}
if (+process.env["UGLIFY_BUG_REPORT"]) exports.minify = function(files, options) {
if (typeof options == "undefined") options = "<<undefined>>";
var code = [
"// UGLIFY_BUG_REPORT",
to_comment(options),
];
if (typeof files == "string") {
code.push("");
code.push("//-------------------------------------------------------------")
code.push("// INPUT CODE", files);
} else for (var name in files) {
code.push("");
code.push("//-------------------------------------------------------------")
code.push(to_comment(name), files[name]);
}
if (options.sourceMap && options.sourceMap.url) {
code.push("");
code.push("//# sourceMappingURL=data:application/json;charset=utf-8;base64,eyJ2ZXJzaW9uIjozLCJzb3VyY2VzIjpbXSwibmFtZXMiOltdLCJtYXBwaW5ncyI6IiJ9");
}
var result = { code: code.join("\n") };
if (options.sourceMap) result.map = '{"version":3,"sources":[],"names":[],"mappings":""}';
return result;
};
function describe_ast() {
var out = OutputStream({ beautify: true });
doitem(AST_Node);
return out.get() + "\n";
function doitem(ctor) {
out.print("AST_" + ctor.TYPE);
var props = ctor.SELF_PROPS.filter(function(prop) {
return !/^\$/.test(prop);
});
if (props.length > 0) {
out.space();
out.with_parens(function() {
props.forEach(function(prop, i) {
if (i) out.space();
out.print(prop);
});
});
}
if (ctor.documentation) {
out.space();
out.print_string(ctor.documentation);
}
if (ctor.SUBCLASSES.length > 0) {
out.space();
out.with_block(function() {
ctor.SUBCLASSES.sort(function(a, b) {
return a.TYPE < b.TYPE ? -1 : 1;
}).forEach(function(ctor, i) {
out.indent();
doitem(ctor);
out.newline();
});
});
}
}
}
function infer_options(options) {
var result = exports.minify("", options);
return result.error && result.error.defs;
}
exports.default_options = function() {
var defs = infer_options({ 0: 0 });
Object.keys(defs).forEach(function(component) {
var options = {};
options[component] = { 0: 0 };
if (options = infer_options(options)) {
defs[component] = options;
}
});
return defs;
};

22
lib/node_modules/uglify-js/tools/tty.js generated vendored Normal file
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@ -0,0 +1,22 @@
// workaround for tty output truncation on Node.js
try {
// prevent buffer overflow and other asynchronous bugs
process.stdout._handle.setBlocking(true);
process.stderr._handle.setBlocking(true);
} catch (e) {
// ensure output buffers are flushed before process termination
var exit = process.exit;
process.exit = function() {
var args = [].slice.call(arguments);
process.once("uncaughtException", function() {
(function callback() {
if (process.stdout.bufferSize || process.stderr.bufferSize) {
setTimeout(callback, 1);
} else {
exit.apply(process, args);
}
})();
});
throw exit;
};
}

8
lib/uglifyjs.cmd
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@ -1 +1,7 @@
"%~dp0\node.exe" "%~dp0\node_modules\uglify-es\bin\uglifyjs" %* @IF EXIST "%~dp0\node.exe" (
"%~dp0\node.exe" "%~dp0\node_modules\uglify-js\bin\uglifyjs" %*
) ELSE (
@SETLOCAL
@SET PATHEXT=%PATHEXT:;.JS;=;%
node "%~dp0\node_modules\uglify-js\bin\uglifyjs" %*
)

BIN
lib/yuicompressor-2.4.8.jar
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