WIP

pkg/commands/branches.go

@@ -127,9 +127,12 @@ type MergeOpts struct {
 
 // Merge merge
 func (c *GitCommand) Merge(branchName string, opts MergeOpts) error {
-	mergeArgs := c.UserConfig.Git.Merging.Args
+	mergeArg := ""
+	if c.UserConfig.Git.Merging.Args != "" {
+		mergeArg = " " + c.UserConfig.Git.Merging.Args
+	}
 
-	command := fmt.Sprintf("git merge --no-edit %s %s", mergeArgs, c.OSCommand.Quote(branchName))
+	command := fmt.Sprintf("git merge --no-edit%s %s", mergeArg, c.OSCommand.Quote(branchName))
 	if opts.FastForwardOnly {
 		command = fmt.Sprintf("%s --ff-only", command)
 	}

pkg/commands/branches_test.go

@@ -1,120 +1,85 @@
 package commands
 
 import (
-	"os/exec"
 	"testing"
 
-	"github.com/jesseduffield/lazygit/pkg/secureexec"
+	"github.com/go-errors/errors"
-	"github.com/jesseduffield/lazygit/pkg/test"
+	"github.com/jesseduffield/lazygit/pkg/commands/oscommands"
 	"github.com/stretchr/testify/assert"
 )
 
-// TestGitCommandGetCommitDifferences is a function.
 func TestGitCommandGetCommitDifferences(t *testing.T) {
 	type scenario struct {
-		testName string
+		testName          string
-		command  func(string, ...string) *exec.Cmd
+		runner            *oscommands.FakeCmdObjRunner
-		test     func(string, string)
+		expectedPushables string
+		expectedPullables string
 	}
 
 	scenarios := []scenario{
 		{
 			"Can't retrieve pushable count",
-			func(string, ...string) *exec.Cmd {
+			oscommands.NewFakeRunner(t).
-				return secureexec.Command("test")
+				Expect("git rev-list @{u}..HEAD --count", "", errors.New("error")),
-			},
+			"?", "?",
-			func(pushableCount string, pullableCount string) {
-				assert.EqualValues(t, "?", pushableCount)
-				assert.EqualValues(t, "?", pullableCount)
-			},
 		},
 		{
 			"Can't retrieve pullable count",
-			func(cmd string, args ...string) *exec.Cmd {
+			oscommands.NewFakeRunner(t).
-				if args[1] == "HEAD..@{u}" {
+				Expect("git rev-list @{u}..HEAD --count", "1\n", nil).
-					return secureexec.Command("test")
+				Expect("git rev-list HEAD..@{u} --count", "", errors.New("error")),
-				}
+			"?", "?",
-
-				return secureexec.Command("echo")
-			},
-			func(pushableCount string, pullableCount string) {
-				assert.EqualValues(t, "?", pushableCount)
-				assert.EqualValues(t, "?", pullableCount)
-			},
 		},
 		{
 			"Retrieve pullable and pushable count",
-			func(cmd string, args ...string) *exec.Cmd {
+			oscommands.NewFakeRunner(t).
-				if args[1] == "HEAD..@{u}" {
+				Expect("git rev-list @{u}..HEAD --count", "1\n", nil).
-					return secureexec.Command("echo", "10")
+				Expect("git rev-list HEAD..@{u} --count", "2\n", nil),
-				}
+			"1", "2",
-
-				return secureexec.Command("echo", "11")
-			},
-			func(pushableCount string, pullableCount string) {
-				assert.EqualValues(t, "11", pushableCount)
-				assert.EqualValues(t, "10", pullableCount)
-			},
 		},
 	}
 
 	for _, s := range scenarios {
 		t.Run(s.testName, func(t *testing.T) {
-			gitCmd := NewDummyGitCommand()
+			gitCmd := NewDummyGitCommandWithRunner(s.runner)
-			gitCmd.OSCommand.Command = s.command
+			pushables, pullables := gitCmd.GetCommitDifferences("HEAD", "@{u}")
-			s.test(gitCmd.GetCommitDifferences("HEAD", "@{u}"))
+			assert.EqualValues(t, s.expectedPushables, pushables)
+			assert.EqualValues(t, s.expectedPullables, pullables)
+			s.runner.CheckForMissingCalls()
 		})
 	}
 }
 
-// TestGitCommandNewBranch is a function.
 func TestGitCommandNewBranch(t *testing.T) {
-	gitCmd := NewDummyGitCommand()
+	runner := oscommands.NewFakeRunner(t).
-	gitCmd.OSCommand.Command = func(cmd string, args ...string) *exec.Cmd {
+		Expect(`git checkout -b "test" "master"`, "", nil)
-		assert.EqualValues(t, "git", cmd)
+	gitCmd := NewDummyGitCommandWithRunner(runner)
-		assert.EqualValues(t, []string{"checkout", "-b", "test", "master"}, args)
-
-		return secureexec.Command("echo")
-	}
 
 	assert.NoError(t, gitCmd.NewBranch("test", "master"))
+	runner.CheckForMissingCalls()
 }
 
-// TestGitCommandDeleteBranch is a function.
 func TestGitCommandDeleteBranch(t *testing.T) {
 	type scenario struct {
 		testName string
-		branch   string
 		force    bool
-		command  func(string, ...string) *exec.Cmd
+		runner   *oscommands.FakeCmdObjRunner
 		test     func(error)
 	}
 
 	scenarios := []scenario{
 		{
 			"Delete a branch",
-			"test",
 			false,
-			func(cmd string, args ...string) *exec.Cmd {
+			oscommands.NewFakeRunner(t).Expect(`git branch -d "test"`, "", nil),
-				assert.EqualValues(t, "git", cmd)
-				assert.EqualValues(t, []string{"branch", "-d", "test"}, args)
-
-				return secureexec.Command("echo")
-			},
 			func(err error) {
 				assert.NoError(t, err)
 			},
 		},
 		{
 			"Force delete a branch",
-			"test",
 			true,
-			func(cmd string, args ...string) *exec.Cmd {
+			oscommands.NewFakeRunner(t).Expect(`git branch -D "test"`, "", nil),
-				assert.EqualValues(t, "git", cmd)
-				assert.EqualValues(t, []string{"branch", "-D", "test"}, args)
-
-				return secureexec.Command("echo")
-			},
 			func(err error) {
 				assert.NoError(t, err)
 			},
@@ -123,31 +88,27 @@ func TestGitCommandDeleteBranch(t *testing.T) {
 
 	for _, s := range scenarios {
 		t.Run(s.testName, func(t *testing.T) {
-			gitCmd := NewDummyGitCommand()
+			gitCmd := NewDummyGitCommandWithRunner(s.runner)
-			gitCmd.OSCommand.Command = s.command
+
-			s.test(gitCmd.DeleteBranch(s.branch, s.force))
+			s.test(gitCmd.DeleteBranch("test", s.force))
+			s.runner.CheckForMissingCalls()
 		})
 	}
 }
 
-// TestGitCommandMerge is a function.
 func TestGitCommandMerge(t *testing.T) {
-	gitCmd := NewDummyGitCommand()
+	runner := oscommands.NewFakeRunner(t).
-	gitCmd.OSCommand.Command = func(cmd string, args ...string) *exec.Cmd {
+		Expect(`git merge --no-edit "test"`, "", nil)
-		assert.EqualValues(t, "git", cmd)
+	gitCmd := NewDummyGitCommandWithRunner(runner)
-		assert.EqualValues(t, []string{"merge", "--no-edit", "test"}, args)
-
-		return secureexec.Command("echo")
-	}
 
 	assert.NoError(t, gitCmd.Merge("test", MergeOpts{}))
+	runner.CheckForMissingCalls()
 }
 
-// TestGitCommandCheckout is a function.
 func TestGitCommandCheckout(t *testing.T) {
 	type scenario struct {
 		testName string
-		command  func(string, ...string) *exec.Cmd
+		runner   *oscommands.FakeCmdObjRunner
 		test     func(error)
 		force    bool
 	}
@@ -155,12 +116,7 @@ func TestGitCommandCheckout(t *testing.T) {
 	scenarios := []scenario{
 		{
 			"Checkout",
-			func(cmd string, args ...string) *exec.Cmd {
+			oscommands.NewFakeRunner(t).Expect(`git checkout "test"`, "", nil),
-				assert.EqualValues(t, "git", cmd)
-				assert.EqualValues(t, []string{"checkout", "test"}, args)
-
-				return secureexec.Command("echo")
-			},
 			func(err error) {
 				assert.NoError(t, err)
 			},
@@ -168,12 +124,7 @@ func TestGitCommandCheckout(t *testing.T) {
 		},
 		{
 			"Checkout forced",
-			func(cmd string, args ...string) *exec.Cmd {
+			oscommands.NewFakeRunner(t).Expect(`git checkout --force "test"`, "", nil),
-				assert.EqualValues(t, "git", cmd)
-				assert.EqualValues(t, []string{"checkout", "--force", "test"}, args)
-
-				return secureexec.Command("echo")
-			},
 			func(err error) {
 				assert.NoError(t, err)
 			},
@@ -183,52 +134,43 @@ func TestGitCommandCheckout(t *testing.T) {
 
 	for _, s := range scenarios {
 		t.Run(s.testName, func(t *testing.T) {
-			gitCmd := NewDummyGitCommand()
+			gitCmd := NewDummyGitCommandWithRunner(s.runner)
-			gitCmd.OSCommand.Command = s.command
 			s.test(gitCmd.Checkout("test", CheckoutOptions{Force: s.force}))
+			s.runner.CheckForMissingCalls()
 		})
 	}
 }
 
-// TestGitCommandGetBranchGraph is a function.
 func TestGitCommandGetBranchGraph(t *testing.T) {
-	gitCmd := NewDummyGitCommand()
+	runner := oscommands.NewFakeRunner(t).ExpectArgs([]string{
-	gitCmd.OSCommand.Command = func(cmd string, args ...string) *exec.Cmd {
+		"git", "log", "--graph", "--color=always", "--abbrev-commit", "--decorate", "--date=relative", "--pretty=medium", "test", "--",
-		assert.EqualValues(t, "git", cmd)
+	}, "", nil)
-		assert.EqualValues(t, []string{"log", "--graph", "--color=always", "--abbrev-commit", "--decorate", "--date=relative", "--pretty=medium", "test", "--"}, args)
+	gitCmd := NewDummyGitCommandWithRunner(runner)
-		return secureexec.Command("echo")
-	}
 	_, err := gitCmd.GetBranchGraph("test")
 	assert.NoError(t, err)
 }
 
 func TestGitCommandGetAllBranchGraph(t *testing.T) {
-	gitCmd := NewDummyGitCommand()
+	runner := oscommands.NewFakeRunner(t).ExpectArgs([]string{
-	gitCmd.OSCommand.Command = func(cmd string, args ...string) *exec.Cmd {
+		"git", "log", "--graph", "--all", "--color=always", "--abbrev-commit", "--decorate", "--date=relative", "--pretty=medium",
-		assert.EqualValues(t, "git", cmd)
+	}, "", nil)
-		assert.EqualValues(t, []string{"log", "--graph", "--all", "--color=always", "--abbrev-commit", "--decorate", "--date=relative", "--pretty=medium"}, args)
+	gitCmd := NewDummyGitCommandWithRunner(runner)
-		return secureexec.Command("echo")
-	}
 	cmdStr := gitCmd.UserConfig.Git.AllBranchesLogCmd
 	_, err := gitCmd.Cmd.New(cmdStr).RunWithOutput()
 	assert.NoError(t, err)
 }
 
-// TestGitCommandCurrentBranchName is a function.
 func TestGitCommandCurrentBranchName(t *testing.T) {
 	type scenario struct {
 		testName string
-		command  func(string, ...string) *exec.Cmd
+		runner   *oscommands.FakeCmdObjRunner
 		test     func(string, string, error)
 	}
 
 	scenarios := []scenario{
 		{
 			"says we are on the master branch if we are",
-			func(cmd string, args ...string) *exec.Cmd {
+			oscommands.NewFakeRunner(t).Expect(`git symbolic-ref --short HEAD`, "master", nil),
-				assert.Equal(t, "git", cmd)
-				return secureexec.Command("echo", "master")
-			},
 			func(name string, displayname string, err error) {
 				assert.NoError(t, err)
 				assert.EqualValues(t, "master", name)
@@ -237,20 +179,9 @@ func TestGitCommandCurrentBranchName(t *testing.T) {
 		},
 		{
 			"falls back to git `git branch --contains` if symbolic-ref fails",
-			func(cmd string, args ...string) *exec.Cmd {
+			oscommands.NewFakeRunner(t).
-				assert.EqualValues(t, "git", cmd)
+				Expect(`git symbolic-ref --short HEAD`, "", errors.New("error")).
-
+				Expect(`git branch --contains`, "* master", nil),
-				switch args[0] {
-				case "symbolic-ref":
-					assert.EqualValues(t, []string{"symbolic-ref", "--short", "HEAD"}, args)
-					return secureexec.Command("test")
-				case "branch":
-					assert.EqualValues(t, []string{"branch", "--contains"}, args)
-					return secureexec.Command("echo", "* master")
-				}
-
-				return nil
-			},
 			func(name string, displayname string, err error) {
 				assert.NoError(t, err)
 				assert.EqualValues(t, "master", name)
@@ -259,20 +190,9 @@ func TestGitCommandCurrentBranchName(t *testing.T) {
 		},
 		{
 			"handles a detached head",
-			func(cmd string, args ...string) *exec.Cmd {
+			oscommands.NewFakeRunner(t).
-				assert.EqualValues(t, "git", cmd)
+				Expect(`git symbolic-ref --short HEAD`, "", errors.New("error")).
-
+				Expect(`git branch --contains`, "* (HEAD detached at 123abcd)", nil),
-				switch args[0] {
-				case "symbolic-ref":
-					assert.EqualValues(t, []string{"symbolic-ref", "--short", "HEAD"}, args)
-					return secureexec.Command("test")
-				case "branch":
-					assert.EqualValues(t, []string{"branch", "--contains"}, args)
-					return secureexec.Command("echo", "* (HEAD detached at 123abcd)")
-				}
-
-				return nil
-			},
 			func(name string, displayname string, err error) {
 				assert.NoError(t, err)
 				assert.EqualValues(t, "123abcd", name)
@@ -281,10 +201,9 @@ func TestGitCommandCurrentBranchName(t *testing.T) {
 		},
 		{
 			"bubbles up error if there is one",
-			func(cmd string, args ...string) *exec.Cmd {
+			oscommands.NewFakeRunner(t).
-				assert.Equal(t, "git", cmd)
+				Expect(`git symbolic-ref --short HEAD`, "", errors.New("error")).
-				return secureexec.Command("test")
+				Expect(`git branch --contains`, "", errors.New("error")),
-			},
 			func(name string, displayname string, err error) {
 				assert.Error(t, err)
 				assert.EqualValues(t, "", name)
@@ -295,19 +214,18 @@ func TestGitCommandCurrentBranchName(t *testing.T) {
 
 	for _, s := range scenarios {
 		t.Run(s.testName, func(t *testing.T) {
-			gitCmd := NewDummyGitCommand()
+			gitCmd := NewDummyGitCommandWithRunner(s.runner)
-			gitCmd.OSCommand.Command = s.command
 			s.test(gitCmd.CurrentBranchName())
+			s.runner.CheckForMissingCalls()
 		})
 	}
 }
 
-// TestGitCommandResetHard is a function.
 func TestGitCommandResetHard(t *testing.T) {
 	type scenario struct {
 		testName string
 		ref      string
-		command  func(string, ...string) *exec.Cmd
+		runner   *oscommands.FakeCmdObjRunner
 		test     func(error)
 	}
 
@@ -315,23 +233,17 @@ func TestGitCommandResetHard(t *testing.T) {
 		{
 			"valid case",
 			"HEAD",
-			test.CreateMockCommand(t, []*test.CommandSwapper{
+			oscommands.NewFakeRunner(t).
-				{
+				Expect(`git reset --hard "HEAD"`, "", nil),
-					Expect:  `git reset --hard HEAD`,
-					Replace: "echo",
-				},
-			}),
 			func(err error) {
 				assert.NoError(t, err)
 			},
 		},
 	}
 
-	gitCmd := NewDummyGitCommand()
-
 	for _, s := range scenarios {
 		t.Run(s.testName, func(t *testing.T) {
-			gitCmd.OSCommand.Command = s.command
+			gitCmd := NewDummyGitCommandWithRunner(s.runner)
 			s.test(gitCmd.ResetHard(s.ref))
 		})
 	}

pkg/commands/dummies.go

@@ -23,3 +23,12 @@ func NewDummyGitCommandWithOSCommand(osCommand *oscommands.OSCommand) *GitComman
 		GetCmdWriter: func() io.Writer { return ioutil.Discard },
 	}
 }
+
+func NewDummyGitCommandWithRunner(runner oscommands.ICmdObjRunner) *GitCommand {
+	builder := oscommands.NewDummyCmdObjBuilder(runner)
+	gitCommand := NewDummyGitCommand()
+	gitCommand.Cmd = builder
+	gitCommand.OSCommand.Cmd = builder
+
+	return gitCommand
+}

pkg/commands/files.go

@@ -9,6 +9,7 @@ import (
 	"time"
 
 	"github.com/go-errors/errors"
+	"github.com/jesseduffield/lazygit/pkg/commands/loaders"
 	"github.com/jesseduffield/lazygit/pkg/commands/models"
 	"github.com/jesseduffield/lazygit/pkg/commands/oscommands"
 	"github.com/jesseduffield/lazygit/pkg/gui/filetree"
@@ -75,7 +76,10 @@ func (c *GitCommand) BeforeAndAfterFileForRename(file *models.File) (*models.Fil
 	// all files, passing the --no-renames flag and then recursively call the function
 	// again for the before file and after file.
 
-	filesWithoutRenames := c.GetStatusFiles(GetStatusFileOptions{NoRenames: true})
+	filesWithoutRenames := loaders.
+		NewFileLoader(c.Common, c.Cmd, c.GitConfig).
+		GetStatusFiles(loaders.GetStatusFileOptions{NoRenames: true})
+
 	var beforeFile *models.File
 	var afterFile *models.File
 	for _, f := range filesWithoutRenames {

pkg/commands/git.go

@@ -223,3 +223,11 @@ func findDotGitDir(stat func(string) (os.FileInfo, error), readFile func(filenam
 func VerifyInGitRepo(osCommand *oscommands.OSCommand) error {
 	return osCommand.Cmd.New("git rev-parse --git-dir").Run()
 }
+
+func (c *GitCommand) GetDotGitDir() string {
+	return c.DotGitDir
+}
+
+func (c *GitCommand) GetCmd() oscommands.ICmdObjBuilder {
+	return c.Cmd
+}

pkg/commands/loaders/branches.go

@@ -4,7 +4,6 @@ import (
 	"regexp"
 	"strings"
 
-	"github.com/jesseduffield/lazygit/pkg/commands"
 	"github.com/jesseduffield/lazygit/pkg/commands/models"
 	"github.com/jesseduffield/lazygit/pkg/common"
 	"github.com/jesseduffield/lazygit/pkg/utils"
@@ -29,9 +28,14 @@ type BranchLoader struct {
 	reflogCommits        []*models.Commit
 }
 
+type BranchLoaderGitCommand interface {
+	GetRawBranches() (string, error)
+	CurrentBranchName() (string, string, error)
+}
+
 func NewBranchLoader(
 	cmn *common.Common,
-	gitCommand *commands.GitCommand,
+	gitCommand BranchLoaderGitCommand,
 	reflogCommits []*models.Commit,
 ) *BranchLoader {
 	return &BranchLoader{
@@ -43,10 +47,10 @@ func NewBranchLoader(
 }
 
 // Load the list of branches for the current repo
-func (b *BranchLoader) Load() []*models.Branch {
+func (self *BranchLoader) Load() []*models.Branch {
-	branches := b.obtainBranches()
+	branches := self.obtainBranches()
 
-	reflogBranches := b.obtainReflogBranches()
+	reflogBranches := self.obtainReflogBranches()
 
 	// loop through reflog branches. If there is a match, merge them, then remove it from the branches and keep it in the reflog branches
 	branchesWithRecency := make([]*models.Branch, 0)
@@ -78,7 +82,7 @@ outer:
 		}
 	}
 	if !foundHead {
-		currentBranchName, currentBranchDisplayName, err := b.getCurrentBranchName()
+		currentBranchName, currentBranchDisplayName, err := self.getCurrentBranchName()
 		if err != nil {
 			panic(err)
 		}
@@ -87,8 +91,8 @@ outer:
 	return branches
 }
 
-func (b *BranchLoader) obtainBranches() []*models.Branch {
+func (self *BranchLoader) obtainBranches() []*models.Branch {
-	output, err := b.getRawBranches()
+	output, err := self.getRawBranches()
 	if err != nil {
 		panic(err)
 	}
@@ -150,11 +154,11 @@ func (b *BranchLoader) obtainBranches() []*models.Branch {
 
 // TODO: only look at the new reflog commits, and otherwise store the recencies in
 // int form against the branch to recalculate the time ago
-func (b *BranchLoader) obtainReflogBranches() []*models.Branch {
+func (self *BranchLoader) obtainReflogBranches() []*models.Branch {
 	foundBranchesMap := map[string]bool{}
 	re := regexp.MustCompile(`checkout: moving from ([\S]+) to ([\S]+)`)
-	reflogBranches := make([]*models.Branch, 0, len(b.reflogCommits))
+	reflogBranches := make([]*models.Branch, 0, len(self.reflogCommits))
-	for _, commit := range b.reflogCommits {
+	for _, commit := range self.reflogCommits {
 		if match := re.FindStringSubmatch(commit.Name); len(match) == 3 {
 			recency := utils.UnixToTimeAgo(commit.UnixTimestamp)
 			for _, branchName := range match[1:] {

pkg/commands/loaders/commit_files.go

@@ -0,0 +1,57 @@
+package loaders
+
+import (
+	"fmt"
+	"strings"
+
+	"github.com/jesseduffield/lazygit/pkg/commands/models"
+	"github.com/jesseduffield/lazygit/pkg/commands/oscommands"
+	"github.com/jesseduffield/lazygit/pkg/common"
+)
+
+type CommitFileLoader struct {
+	*common.Common
+	cmd oscommands.ICmdObjBuilder
+}
+
+func NewCommitFileLoader(common *common.Common, cmd oscommands.ICmdObjBuilder) *CommitFileLoader {
+	return &CommitFileLoader{
+		Common: common,
+		cmd:    cmd,
+	}
+}
+
+// GetFilesInDiff get the specified commit files
+func (self *CommitFileLoader) GetFilesInDiff(from string, to string, reverse bool) ([]*models.CommitFile, error) {
+	reverseFlag := ""
+	if reverse {
+		reverseFlag = " -R "
+	}
+
+	filenames, err := self.cmd.New(fmt.Sprintf("git diff --submodule --no-ext-diff --name-status -z --no-renames %s %s %s", reverseFlag, from, to)).RunWithOutput()
+	if err != nil {
+		return nil, err
+	}
+
+	return self.getCommitFilesFromFilenames(filenames), nil
+}
+
+// filenames string is something like "file1\nfile2\nfile3"
+func (self *CommitFileLoader) getCommitFilesFromFilenames(filenames string) []*models.CommitFile {
+	commitFiles := make([]*models.CommitFile, 0)
+
+	lines := strings.Split(strings.TrimRight(filenames, "\x00"), "\x00")
+	n := len(lines)
+	for i := 0; i < n-1; i += 2 {
+		// typical result looks like 'A my_file' meaning my_file was added
+		changeStatus := lines[i]
+		name := lines[i+1]
+
+		commitFiles = append(commitFiles, &models.CommitFile{
+			Name:         name,
+			ChangeStatus: changeStatus,
+		})
+	}
+
+	return commitFiles
+}

pkg/commands/loaders/commits.go

@@ -9,7 +9,6 @@ import (
 	"strconv"
 	"strings"
 
-	"github.com/jesseduffield/lazygit/pkg/commands"
 	"github.com/jesseduffield/lazygit/pkg/commands/models"
 	"github.com/jesseduffield/lazygit/pkg/commands/oscommands"
 	"github.com/jesseduffield/lazygit/pkg/commands/types/enums"
@@ -37,20 +36,26 @@ type CommitLoader struct {
 	dotGitDir            string
 }
 
+type CommitLoaderGitCommand interface {
+	CurrentBranchName() (string, string, error)
+	RebaseMode() (enums.RebaseMode, error)
+	GetCmd() oscommands.ICmdObjBuilder
+	GetDotGitDir() string
+}
+
 // making our dependencies explicit for the sake of easier testing
 func NewCommitLoader(
 	cmn *common.Common,
-	gitCommand *commands.GitCommand,
+	gitCommand CommitLoaderGitCommand,
-	osCommand *oscommands.OSCommand,
 ) *CommitLoader {
 	return &CommitLoader{
 		Common:               cmn,
-		cmd:                  gitCommand.Cmd,
+		cmd:                  gitCommand.GetCmd(),
 		getCurrentBranchName: gitCommand.CurrentBranchName,
 		getRebaseMode:        gitCommand.RebaseMode,
 		readFile:             ioutil.ReadFile,
 		walkFiles:            filepath.Walk,
-		dotGitDir:            gitCommand.DotGitDir,
+		dotGitDir:            gitCommand.GetDotGitDir(),
 	}
 }
 

pkg/commands/loaders/commits_test.go

@@ -189,7 +189,7 @@ func TestGetCommits(t *testing.T) {
 		t.Run(scenario.testName, func(t *testing.T) {
 			builder := &CommitLoader{
 				Common: utils.NewDummyCommon(),
-				cmd:    oscommands.NewCmdObjBuilderDummy(scenario.runner),
+				cmd:    oscommands.NewDummyCmdObjBuilder(scenario.runner),
 				getCurrentBranchName: func() (string, string, error) {
 					return scenario.currentBranchName, scenario.currentBranchName, nil
 				},

pkg/commands/loaders/files.go

@@ -1,36 +1,54 @@
-package commands
+package loaders
 
 import (
 	"fmt"
 	"strings"
 
+	"github.com/jesseduffield/lazygit/pkg/commands/git_config"
 	"github.com/jesseduffield/lazygit/pkg/commands/models"
+	"github.com/jesseduffield/lazygit/pkg/commands/oscommands"
+	"github.com/jesseduffield/lazygit/pkg/common"
 	"github.com/jesseduffield/lazygit/pkg/utils"
 )
 
-// GetStatusFiles git status files
+type FileLoader struct {
+	*common.Common
+	cmd         oscommands.ICmdObjBuilder
+	gitConfig   git_config.IGitConfig
+	getFileType func(string) string
+}
+
+func NewFileLoader(cmn *common.Common, cmd oscommands.ICmdObjBuilder, gitConfig git_config.IGitConfig) *FileLoader {
+	return &FileLoader{
+		Common:      cmn,
+		cmd:         cmd,
+		gitConfig:   gitConfig,
+		getFileType: oscommands.FileType,
+	}
+}
+
 type GetStatusFileOptions struct {
 	NoRenames bool
 }
 
-func (c *GitCommand) GetStatusFiles(opts GetStatusFileOptions) []*models.File {
+func (self *FileLoader) GetStatusFiles(opts GetStatusFileOptions) []*models.File {
 	// check if config wants us ignoring untracked files
-	untrackedFilesSetting := c.GitConfig.Get("status.showUntrackedFiles")
+	untrackedFilesSetting := self.gitConfig.Get("status.showUntrackedFiles")
 
 	if untrackedFilesSetting == "" {
 		untrackedFilesSetting = "all"
 	}
 	untrackedFilesArg := fmt.Sprintf("--untracked-files=%s", untrackedFilesSetting)
 
-	statuses, err := c.GitStatus(GitStatusOptions{NoRenames: opts.NoRenames, UntrackedFilesArg: untrackedFilesArg})
+	statuses, err := self.GitStatus(GitStatusOptions{NoRenames: opts.NoRenames, UntrackedFilesArg: untrackedFilesArg})
 	if err != nil {
-		c.Log.Error(err)
+		self.Log.Error(err)
 	}
 	files := []*models.File{}
 
 	for _, status := range statuses {
 		if strings.HasPrefix(status.StatusString, "warning") {
-			c.Log.Warningf("warning when calling git status: %s", status.StatusString)
+			self.Log.Warningf("warning when calling git status: %s", status.StatusString)
 			continue
 		}
 		change := status.Change
@@ -52,7 +70,7 @@ func (c *GitCommand) GetStatusFiles(opts GetStatusFileOptions) []*models.File {
 			Added:                   unstagedChange == "A" || untracked,
 			HasMergeConflicts:       hasMergeConflicts,
 			HasInlineMergeConflicts: hasInlineMergeConflicts,
-			Type:                    c.OSCommand.FileType(status.Name),
+			Type:                    self.getFileType(status.Name),
 			ShortStatus:             change,
 		}
 		files = append(files, file)
@@ -74,13 +92,13 @@ type FileStatus struct {
 	PreviousName string
 }
 
-func (c *GitCommand) GitStatus(opts GitStatusOptions) ([]FileStatus, error) {
+func (c *FileLoader) GitStatus(opts GitStatusOptions) ([]FileStatus, error) {
 	noRenamesFlag := ""
 	if opts.NoRenames {
-		noRenamesFlag = "--no-renames"
+		noRenamesFlag = " --no-renames"
 	}
 
-	statusLines, err := c.Cmd.New(fmt.Sprintf("git status %s --porcelain -z %s", opts.UntrackedFilesArg, noRenamesFlag)).RunWithOutput()
+	statusLines, err := c.cmd.New(fmt.Sprintf("git status %s --porcelain -z%s", opts.UntrackedFilesArg, noRenamesFlag)).RunWithOutput()
 	if err != nil {
 		return []FileStatus{}, err
 	}

pkg/commands/loaders/files_test.go

@@ -0,0 +1,203 @@
+package loaders
+
+import (
+	"testing"
+
+	"github.com/jesseduffield/lazygit/pkg/commands/git_config"
+	"github.com/jesseduffield/lazygit/pkg/commands/models"
+	"github.com/jesseduffield/lazygit/pkg/commands/oscommands"
+	"github.com/jesseduffield/lazygit/pkg/utils"
+	"github.com/stretchr/testify/assert"
+)
+
+func TestGitCommandGetStatusFiles(t *testing.T) {
+	type scenario struct {
+		testName      string
+		runner        oscommands.ICmdObjRunner
+		expectedFiles []*models.File
+	}
+
+	scenarios := []scenario{
+		{
+			"No files found",
+			oscommands.NewFakeRunner(t).
+				Expect(`git status --untracked-files=yes --porcelain -z`, "", nil),
+			[]*models.File{},
+		},
+		{
+			"Several files found",
+			oscommands.NewFakeRunner(t).
+				Expect(
+					`git status --untracked-files=yes --porcelain -z`,
+					"MM file1.txt\x00A  file3.txt\x00AM file2.txt\x00?? file4.txt\x00UU file5.txt",
+					nil,
+				),
+			[]*models.File{
+				{
+					Name:                    "file1.txt",
+					HasStagedChanges:        true,
+					HasUnstagedChanges:      true,
+					Tracked:                 true,
+					Added:                   false,
+					Deleted:                 false,
+					HasMergeConflicts:       false,
+					HasInlineMergeConflicts: false,
+					DisplayString:           "MM file1.txt",
+					Type:                    "file",
+					ShortStatus:             "MM",
+				},
+				{
+					Name:                    "file3.txt",
+					HasStagedChanges:        true,
+					HasUnstagedChanges:      false,
+					Tracked:                 false,
+					Added:                   true,
+					Deleted:                 false,
+					HasMergeConflicts:       false,
+					HasInlineMergeConflicts: false,
+					DisplayString:           "A  file3.txt",
+					Type:                    "file",
+					ShortStatus:             "A ",
+				},
+				{
+					Name:                    "file2.txt",
+					HasStagedChanges:        true,
+					HasUnstagedChanges:      true,
+					Tracked:                 false,
+					Added:                   true,
+					Deleted:                 false,
+					HasMergeConflicts:       false,
+					HasInlineMergeConflicts: false,
+					DisplayString:           "AM file2.txt",
+					Type:                    "file",
+					ShortStatus:             "AM",
+				},
+				{
+					Name:                    "file4.txt",
+					HasStagedChanges:        false,
+					HasUnstagedChanges:      true,
+					Tracked:                 false,
+					Added:                   true,
+					Deleted:                 false,
+					HasMergeConflicts:       false,
+					HasInlineMergeConflicts: false,
+					DisplayString:           "?? file4.txt",
+					Type:                    "file",
+					ShortStatus:             "??",
+				},
+				{
+					Name:                    "file5.txt",
+					HasStagedChanges:        false,
+					HasUnstagedChanges:      true,
+					Tracked:                 true,
+					Added:                   false,
+					Deleted:                 false,
+					HasMergeConflicts:       true,
+					HasInlineMergeConflicts: true,
+					DisplayString:           "UU file5.txt",
+					Type:                    "file",
+					ShortStatus:             "UU",
+				},
+			},
+		},
+		{
+			"File with new line char",
+			oscommands.NewFakeRunner(t).
+				Expect(`git status --untracked-files=yes --porcelain -z`, "MM a\nb.txt", nil),
+			[]*models.File{
+				{
+					Name:                    "a\nb.txt",
+					HasStagedChanges:        true,
+					HasUnstagedChanges:      true,
+					Tracked:                 true,
+					Added:                   false,
+					Deleted:                 false,
+					HasMergeConflicts:       false,
+					HasInlineMergeConflicts: false,
+					DisplayString:           "MM a\nb.txt",
+					Type:                    "file",
+					ShortStatus:             "MM",
+				},
+			},
+		},
+		{
+			"Renamed files",
+			oscommands.NewFakeRunner(t).
+				Expect(
+					`git status --untracked-files=yes --porcelain -z`,
+					"R  after1.txt\x00before1.txt\x00RM after2.txt\x00before2.txt",
+					nil,
+				),
+			[]*models.File{
+				{
+					Name:                    "after1.txt",
+					PreviousName:            "before1.txt",
+					HasStagedChanges:        true,
+					HasUnstagedChanges:      false,
+					Tracked:                 true,
+					Added:                   false,
+					Deleted:                 false,
+					HasMergeConflicts:       false,
+					HasInlineMergeConflicts: false,
+					DisplayString:           "R  before1.txt -> after1.txt",
+					Type:                    "file",
+					ShortStatus:             "R ",
+				},
+				{
+					Name:                    "after2.txt",
+					PreviousName:            "before2.txt",
+					HasStagedChanges:        true,
+					HasUnstagedChanges:      true,
+					Tracked:                 true,
+					Added:                   false,
+					Deleted:                 false,
+					HasMergeConflicts:       false,
+					HasInlineMergeConflicts: false,
+					DisplayString:           "RM before2.txt -> after2.txt",
+					Type:                    "file",
+					ShortStatus:             "RM",
+				},
+			},
+		},
+		{
+			"File with arrow in name",
+			oscommands.NewFakeRunner(t).
+				Expect(
+					`git status --untracked-files=yes --porcelain -z`,
+					`?? a -> b.txt`,
+					nil,
+				),
+			[]*models.File{
+				{
+					Name:                    "a -> b.txt",
+					HasStagedChanges:        false,
+					HasUnstagedChanges:      true,
+					Tracked:                 false,
+					Added:                   true,
+					Deleted:                 false,
+					HasMergeConflicts:       false,
+					HasInlineMergeConflicts: false,
+					DisplayString:           "?? a -> b.txt",
+					Type:                    "file",
+					ShortStatus:             "??",
+				},
+			},
+		},
+	}
+
+	for _, s := range scenarios {
+		t.Run(s.testName, func(t *testing.T) {
+			cmd := oscommands.NewDummyCmdObjBuilder(s.runner)
+			gitConfig := git_config.NewFakeGitConfig(map[string]string{"status.showUntrackedFiles": "yes"})
+
+			loader := &FileLoader{
+				Common:      utils.NewDummyCommon(),
+				cmd:         cmd,
+				gitConfig:   gitConfig,
+				getFileType: func(string) string { return "file" },
+			}
+
+			assert.EqualValues(t, s.expectedFiles, loader.GetStatusFiles(GetStatusFileOptions{}))
+		})
+	}
+}

pkg/commands/loading_commit_files.go

@@ -1,43 +0,0 @@
-package commands
-
-import (
-	"fmt"
-	"strings"
-
-	"github.com/jesseduffield/lazygit/pkg/commands/models"
-)
-
-// GetFilesInDiff get the specified commit files
-func (c *GitCommand) GetFilesInDiff(from string, to string, reverse bool) ([]*models.CommitFile, error) {
-	reverseFlag := ""
-	if reverse {
-		reverseFlag = " -R "
-	}
-
-	filenames, err := c.Cmd.New(fmt.Sprintf("git diff --submodule --no-ext-diff --name-status -z --no-renames %s %s %s", reverseFlag, from, to)).RunWithOutput()
-	if err != nil {
-		return nil, err
-	}
-
-	return c.getCommitFilesFromFilenames(filenames), nil
-}
-
-// filenames string is something like "file1\nfile2\nfile3"
-func (c *GitCommand) getCommitFilesFromFilenames(filenames string) []*models.CommitFile {
-	commitFiles := make([]*models.CommitFile, 0)
-
-	lines := strings.Split(strings.TrimRight(filenames, "\x00"), "\x00")
-	n := len(lines)
-	for i := 0; i < n-1; i += 2 {
-		// typical result looks like 'A my_file' meaning my_file was added
-		changeStatus := lines[i]
-		name := lines[i+1]
-
-		commitFiles = append(commitFiles, &models.CommitFile{
-			Name:         name,
-			ChangeStatus: changeStatus,
-		})
-	}
-
-	return commitFiles
-}

pkg/commands/loading_files_test.go

@@ -1,227 +0,0 @@
-package commands
-
-import (
-	"os/exec"
-	"testing"
-
-	"github.com/jesseduffield/lazygit/pkg/commands/models"
-	"github.com/jesseduffield/lazygit/pkg/secureexec"
-	"github.com/stretchr/testify/assert"
-)
-
-// TestGitCommandGetStatusFiles is a function.
-func TestGitCommandGetStatusFiles(t *testing.T) {
-	type scenario struct {
-		testName string
-		command  func(string, ...string) *exec.Cmd
-		test     func([]*models.File)
-	}
-
-	scenarios := []scenario{
-		{
-			"No files found",
-			func(cmd string, args ...string) *exec.Cmd {
-				return secureexec.Command("echo")
-			},
-			func(files []*models.File) {
-				assert.Len(t, files, 0)
-			},
-		},
-		{
-			"Several files found",
-			func(cmd string, args ...string) *exec.Cmd {
-				return secureexec.Command(
-					"printf",
-					`MM file1.txt\0A  file3.txt\0AM file2.txt\0?? file4.txt\0UU file5.txt`,
-				)
-			},
-			func(files []*models.File) {
-				assert.Len(t, files, 5)
-
-				expected := []*models.File{
-					{
-						Name:                    "file1.txt",
-						HasStagedChanges:        true,
-						HasUnstagedChanges:      true,
-						Tracked:                 true,
-						Added:                   false,
-						Deleted:                 false,
-						HasMergeConflicts:       false,
-						HasInlineMergeConflicts: false,
-						DisplayString:           "MM file1.txt",
-						Type:                    "other",
-						ShortStatus:             "MM",
-					},
-					{
-						Name:                    "file3.txt",
-						HasStagedChanges:        true,
-						HasUnstagedChanges:      false,
-						Tracked:                 false,
-						Added:                   true,
-						Deleted:                 false,
-						HasMergeConflicts:       false,
-						HasInlineMergeConflicts: false,
-						DisplayString:           "A  file3.txt",
-						Type:                    "other",
-						ShortStatus:             "A ",
-					},
-					{
-						Name:                    "file2.txt",
-						HasStagedChanges:        true,
-						HasUnstagedChanges:      true,
-						Tracked:                 false,
-						Added:                   true,
-						Deleted:                 false,
-						HasMergeConflicts:       false,
-						HasInlineMergeConflicts: false,
-						DisplayString:           "AM file2.txt",
-						Type:                    "other",
-						ShortStatus:             "AM",
-					},
-					{
-						Name:                    "file4.txt",
-						HasStagedChanges:        false,
-						HasUnstagedChanges:      true,
-						Tracked:                 false,
-						Added:                   true,
-						Deleted:                 false,
-						HasMergeConflicts:       false,
-						HasInlineMergeConflicts: false,
-						DisplayString:           "?? file4.txt",
-						Type:                    "other",
-						ShortStatus:             "??",
-					},
-					{
-						Name:                    "file5.txt",
-						HasStagedChanges:        false,
-						HasUnstagedChanges:      true,
-						Tracked:                 true,
-						Added:                   false,
-						Deleted:                 false,
-						HasMergeConflicts:       true,
-						HasInlineMergeConflicts: true,
-						DisplayString:           "UU file5.txt",
-						Type:                    "other",
-						ShortStatus:             "UU",
-					},
-				}
-
-				assert.EqualValues(t, expected, files)
-			},
-		},
-		{
-			"File with new line char",
-			func(cmd string, args ...string) *exec.Cmd {
-				return secureexec.Command(
-					"printf",
-					`MM a\nb.txt`,
-				)
-			},
-			func(files []*models.File) {
-				assert.Len(t, files, 1)
-
-				expected := []*models.File{
-					{
-						Name:                    "a\nb.txt",
-						HasStagedChanges:        true,
-						HasUnstagedChanges:      true,
-						Tracked:                 true,
-						Added:                   false,
-						Deleted:                 false,
-						HasMergeConflicts:       false,
-						HasInlineMergeConflicts: false,
-						DisplayString:           "MM a\nb.txt",
-						Type:                    "other",
-						ShortStatus:             "MM",
-					},
-				}
-
-				assert.EqualValues(t, expected, files)
-			},
-		},
-		{
-			"Renamed files",
-			func(cmd string, args ...string) *exec.Cmd {
-				return secureexec.Command(
-					"printf",
-					`R  after1.txt\0before1.txt\0RM after2.txt\0before2.txt`,
-				)
-			},
-			func(files []*models.File) {
-				assert.Len(t, files, 2)
-
-				expected := []*models.File{
-					{
-						Name:                    "after1.txt",
-						PreviousName:            "before1.txt",
-						HasStagedChanges:        true,
-						HasUnstagedChanges:      false,
-						Tracked:                 true,
-						Added:                   false,
-						Deleted:                 false,
-						HasMergeConflicts:       false,
-						HasInlineMergeConflicts: false,
-						DisplayString:           "R  before1.txt -> after1.txt",
-						Type:                    "other",
-						ShortStatus:             "R ",
-					},
-					{
-						Name:                    "after2.txt",
-						PreviousName:            "before2.txt",
-						HasStagedChanges:        true,
-						HasUnstagedChanges:      true,
-						Tracked:                 true,
-						Added:                   false,
-						Deleted:                 false,
-						HasMergeConflicts:       false,
-						HasInlineMergeConflicts: false,
-						DisplayString:           "RM before2.txt -> after2.txt",
-						Type:                    "other",
-						ShortStatus:             "RM",
-					},
-				}
-
-				assert.EqualValues(t, expected, files)
-			},
-		},
-		{
-			"File with arrow in name",
-			func(cmd string, args ...string) *exec.Cmd {
-				return secureexec.Command(
-					"printf",
-					`?? a -> b.txt`,
-				)
-			},
-			func(files []*models.File) {
-				assert.Len(t, files, 1)
-
-				expected := []*models.File{
-					{
-						Name:                    "a -> b.txt",
-						HasStagedChanges:        false,
-						HasUnstagedChanges:      true,
-						Tracked:                 false,
-						Added:                   true,
-						Deleted:                 false,
-						HasMergeConflicts:       false,
-						HasInlineMergeConflicts: false,
-						DisplayString:           "?? a -> b.txt",
-						Type:                    "other",
-						ShortStatus:             "??",
-					},
-				}
-
-				assert.EqualValues(t, expected, files)
-			},
-		},
-	}
-
-	for _, s := range scenarios {
-		t.Run(s.testName, func(t *testing.T) {
-			gitCmd := NewDummyGitCommand()
-			gitCmd.OSCommand.Command = s.command
-
-			s.test(gitCmd.GetStatusFiles(GetStatusFileOptions{}))
-		})
-	}
-}

pkg/commands/oscommands/dummies.go

@@ -10,7 +10,7 @@ func NewDummyOSCommand() *OSCommand {
 	return NewOSCommand(utils.NewDummyCommon())
 }
 
-func NewCmdObjBuilderDummy(runner ICmdObjRunner) ICmdObjBuilder {
+func NewDummyCmdObjBuilder(runner ICmdObjRunner) *CmdObjBuilder {
 	return &CmdObjBuilder{
 		runner:    runner,
 		logCmdObj: func(ICmdObj) {},

pkg/commands/oscommands/fake_cmd_obj_runner.go

@@ -36,9 +36,11 @@ func (self *FakeCmdObjRunner) RunWithOutput(cmdObj ICmdObj) (string, error) {
 	}
 
 	expectedCmd := self.expectedCmds[self.expectedCmdIndex]
+	output, err := expectedCmd(cmdObj)
+
 	self.expectedCmdIndex++
 
-	return expectedCmd(cmdObj)
+	return output, err
 }
 
 func (self *FakeCmdObjRunner) RunAndProcessLines(cmdObj ICmdObj, onLine func(line string) (bool, error)) error {
@@ -72,13 +74,29 @@ func (self *FakeCmdObjRunner) ExpectFunc(fn func(cmdObj ICmdObj) (string, error)
 func (self *FakeCmdObjRunner) Expect(expectedCmdStr string, output string, err error) *FakeCmdObjRunner {
 	self.ExpectFunc(func(cmdObj ICmdObj) (string, error) {
 		cmdStr := cmdObj.ToString()
-		if cmdStr != expectedCmdStr {
+		assert.Equal(self.t, expectedCmdStr, cmdStr, fmt.Sprintf("expected command %d to be %s, but was %s", self.expectedCmdIndex+1, expectedCmdStr, cmdStr))
-			assert.Equal(self.t, expectedCmdStr, cmdStr, fmt.Sprintf("expected command %d to be %s, but was %s", self.expectedCmdIndex+1, expectedCmdStr, cmdStr))
-			return "", errors.New("expected cmd")
-		}
 
 		return output, err
 	})
 
 	return self
 }
+
+func (self *FakeCmdObjRunner) ExpectArgs(expectedArgs []string, output string, err error) *FakeCmdObjRunner {
+	self.ExpectFunc(func(cmdObj ICmdObj) (string, error) {
+		args := cmdObj.GetCmd().Args
+		assert.EqualValues(self.t, expectedArgs, args, fmt.Sprintf("command %d did not match expectation", self.expectedCmdIndex+1))
+
+		return output, err
+	})
+
+	return self
+}
+
+func (self *FakeCmdObjRunner) CheckForMissingCalls() {
+	if self.expectedCmdIndex < len(self.expectedCmds) {
+		self.t.Errorf("expected command %d to be called, but was not", self.expectedCmdIndex+1)
+	}
+
+	return
+}

pkg/commands/oscommands/os.go

@@ -137,7 +137,7 @@ func (c *OSCommand) SetRemoveFile(f func(string) error) {
 }
 
 // FileType tells us if the file is a file, directory or other
-func (c *OSCommand) FileType(path string) string {
+func FileType(path string) string {
 	fileInfo, err := os.Stat(path)
 	if err != nil {
 		return "other"

pkg/commands/oscommands/os_test.go

@@ -164,7 +164,7 @@ func TestOSCommandFileType(t *testing.T) {
 
 	for _, s := range scenarios {
 		s.setup()
-		s.test(NewDummyOSCommand().FileType(s.path))
+		s.test(FileType(s.path))
 		_ = os.RemoveAll(s.path)
 	}
 }

pkg/commands/stash_entries.go

@@ -1,6 +1,10 @@
 package commands
 
-import "fmt"
+import (
+	"fmt"
+
+	"github.com/jesseduffield/lazygit/pkg/commands/loaders"
+)
 
 // StashDo modify stash
 func (c *GitCommand) StashDo(index int, method string) error {
@@ -45,7 +49,10 @@ func (c *GitCommand) StashSaveStagedChanges(message string) error {
 	// if you had staged an untracked file, that will now appear as 'AD' in git status
 	// meaning it's deleted in your working tree but added in your index. Given that it's
 	// now safely stashed, we need to remove it.
-	files := c.GetStatusFiles(GetStatusFileOptions{})
+	files := loaders.
+		NewFileLoader(c.Common, c.Cmd, c.GitConfig).
+		GetStatusFiles(loaders.GetStatusFileOptions{})
+
 	for _, file := range files {
 		if file.ShortStatus == "AD" {
 			if err := c.UnStageFile(file.Names(), false); err != nil {

pkg/gui/commit_files_panel.go

@@ -1,6 +1,7 @@
 package gui
 
 import (
+	"github.com/jesseduffield/lazygit/pkg/commands/loaders"
 	"github.com/jesseduffield/lazygit/pkg/commands/models"
 	"github.com/jesseduffield/lazygit/pkg/commands/patch"
 	"github.com/jesseduffield/lazygit/pkg/gui/filetree"
@@ -105,7 +106,7 @@ func (gui *Gui) refreshCommitFilesView() error {
 	to := gui.State.Panels.CommitFiles.refName
 	from, reverse := gui.getFromAndReverseArgsForDiff(to)
 
-	files, err := gui.GitCommand.GetFilesInDiff(from, to, reverse)
+	files, err := loaders.NewCommitFileLoader(gui.Common, gui.GitCommand.Cmd).GetFilesInDiff(from, to, reverse)
 	if err != nil {
 		return gui.surfaceError(err)
 	}

pkg/gui/commits_panel.go

@@ -119,7 +119,7 @@ func (gui *Gui) refreshCommitsWithLimit() error {
 	gui.Mutexes.BranchCommitsMutex.Lock()
 	defer gui.Mutexes.BranchCommitsMutex.Unlock()
 
-	loader := loaders.NewCommitLoader(gui.Common, gui.GitCommand, gui.OSCommand)
+	loader := loaders.NewCommitLoader(gui.Common, gui.GitCommand)
 
 	commits, err := loader.GetCommits(
 		loaders.GetCommitsOptions{
@@ -142,7 +142,7 @@ func (gui *Gui) refreshRebaseCommits() error {
 	gui.Mutexes.BranchCommitsMutex.Lock()
 	defer gui.Mutexes.BranchCommitsMutex.Unlock()
 
-	loader := loaders.NewCommitLoader(gui.Common, gui.GitCommand, gui.OSCommand)
+	loader := loaders.NewCommitLoader(gui.Common, gui.GitCommand)
 
 	updatedCommits, err := loader.MergeRebasingCommits(gui.State.Commits)
 	if err != nil {

pkg/gui/files_panel.go

@@ -7,6 +7,7 @@ import (
 
 	"github.com/jesseduffield/gocui"
 	"github.com/jesseduffield/lazygit/pkg/commands"
+	"github.com/jesseduffield/lazygit/pkg/commands/loaders"
 	"github.com/jesseduffield/lazygit/pkg/commands/models"
 	"github.com/jesseduffield/lazygit/pkg/commands/oscommands"
 	"github.com/jesseduffield/lazygit/pkg/config"
@@ -553,7 +554,9 @@ func (gui *Gui) refreshStateFiles() error {
 	prevNodes := gui.State.FileManager.GetAllItems()
 	prevSelectedLineIdx := gui.State.Panels.Files.SelectedLineIdx
 
-	files := gui.GitCommand.GetStatusFiles(commands.GetStatusFileOptions{})
+	files := loaders.
+		NewFileLoader(gui.Common, gui.GitCommand.Cmd, gui.GitCommand.GitConfig).
+		GetStatusFiles(loaders.GetStatusFileOptions{})
 
 	// for when you stage the old file of a rename and the new file is in a collapsed dir
 	state.FileManager.RWMutex.Lock()

pkg/gui/sub_commits_panel.go

@@ -75,7 +75,7 @@ func (gui *Gui) handleViewSubCommitFiles() error {
 
 func (gui *Gui) switchToSubCommitsContext(refName string) error {
 	// need to populate my sub commits
-	loader := loaders.NewCommitLoader(gui.Common, gui.GitCommand, gui.OSCommand)
+	loader := loaders.NewCommitLoader(gui.Common, gui.GitCommand)
 
 	commits, err := loader.GetCommits(
 		loaders.GetCommitsOptions{