Add wrapping tree key

Makefile

@@ -5,7 +5,7 @@ PWD := ${CURDIR}
 PRODUCTION_REGISTRY = docker.io
 TEST_IMAGE = busybox:latest
 
-all: clean build
+all: gofmt clean build
 
 ## For CI
 
@@ -119,13 +119,13 @@ run-podman-large: build
 run-ci: build
 	CI=true $(BUILD_PATH) dive-example:latest --ci-config .data/.dive-ci
 
-build:
+build: gofmt
 	go build -o $(BUILD_PATH)
 
 generate-test-data:
 	docker build -t dive-test:latest -f .data/Dockerfile.test-image . && docker image save -o .data/test-docker-image.tar dive-test:latest && echo 'Exported test data!'
 
-test:
+test: gofmt
 	./.scripts/test-coverage.sh
 
 dev:
@@ -135,4 +135,5 @@ clean:
 	rm -rf dist
 	go clean
 
-
+gofmt:
+	go fmt -x ./...

cmd/root.go

@@ -2,13 +2,14 @@ package cmd
 
 import (
 	"fmt"
-	"github.com/wagoodman/dive/dive"
-	"github.com/wagoodman/dive/dive/filetree"
 	"io/ioutil"
 	"os"
 	"path"
 	"strings"
 
+	"github.com/wagoodman/dive/dive"
+	"github.com/wagoodman/dive/dive/filetree"
+
 	"github.com/mitchellh/go-homedir"
 	log "github.com/sirupsen/logrus"
 	"github.com/spf13/cobra"
@@ -90,6 +91,7 @@ func initConfig() {
 	viper.SetDefault("keybinding.toggle-removed-files", "ctrl+r")
 	viper.SetDefault("keybinding.toggle-modified-files", "ctrl+m")
 	viper.SetDefault("keybinding.toggle-unmodified-files", "ctrl+u")
+	viper.SetDefault("keybinding.toggle-wrap-tree", "ctrl+p")
 	viper.SetDefault("keybinding.page-up", "pgup")
 	viper.SetDefault("keybinding.page-down", "pgdn")
 

runtime/ui/view/filetree.go

@@ -2,6 +2,8 @@ package view
 
 import (
 	"fmt"
+	"regexp"
+
 	"github.com/jroimartin/gocui"
 	"github.com/sirupsen/logrus"
 	"github.com/spf13/viper"
@@ -10,7 +12,6 @@ import (
 	"github.com/wagoodman/dive/runtime/ui/key"
 	"github.com/wagoodman/dive/runtime/ui/viewmodel"
 	"github.com/wagoodman/dive/utils"
-	"regexp"
 )
 
 type ViewOptionChangeListener func() error
@@ -126,6 +127,12 @@ func (v *FileTree) Setup(view *gocui.View, header *gocui.View) error {
 			IsSelected: func() bool { return v.vm.ShowAttributes },
 			Display:    "Attributes",
 		},
+		{
+			ConfigKeys: []string{"keybinding.toggle-wrap-tree"},
+			OnAction:   v.toggleWrapTree,
+			IsSelected: func() bool { return v.view.Wrap },
+			Display:    "Wrap",
+		},
 		{
 			ConfigKeys: []string{"keybinding.page-up"},
 			OnAction:   v.PageUp,
@@ -280,6 +287,11 @@ func (v *FileTree) toggleCollapseAll() error {
 	return v.Render()
 }
 
+func (v *FileTree) toggleWrapTree() error {
+	v.view.Wrap = !v.view.Wrap
+	return nil
+}
+
 func (v *FileTree) notifyOnViewOptionChangeListeners() error {
 	for _, listener := range v.listeners {
 		err := listener()