dont panic when catting directories

pkg/commands/git.go

@@ -86,16 +86,17 @@ func (c *GitCommand) GetStatusFiles() []File {
 		change := statusString[0:2]
 		stagedChange := change[0:1]
 		unstagedChange := statusString[1:2]
-		filename := statusString[3:]
+		filename := c.OSCommand.Unquote(statusString[3:])
 		tracked := !includes([]string{"??", "A ", "AM"}, change)
 		file := File{
-			Name:               c.OSCommand.Unquote(filename),
+			Name:               filename,
 			DisplayString:      statusString,
 			HasStagedChanges:   !includes([]string{" ", "U", "?"}, stagedChange),
 			HasUnstagedChanges: unstagedChange != " ",
 			Tracked:            tracked,
 			Deleted:            unstagedChange == "D" || stagedChange == "D",
 			HasMergeConflicts:  change == "UU",
+			Type:               c.OSCommand.FileType(filename),
 		}
 		files = append(files, file)
 	}

pkg/commands/git_structs.go

@@ -1,7 +1,6 @@
 package commands
 
 // File : A staged/unstaged file
-// TODO: decide whether to give all of these the Git prefix
 type File struct {
 	Name               string
 	HasStagedChanges   bool
@@ -10,6 +9,7 @@ type File struct {
 	Deleted            bool
 	HasMergeConflicts  bool
 	DisplayString      string
+	Type               string // one of 'file', 'directory', and 'other'
 }
 
 // Commit : A git commit

pkg/commands/os.go

@@ -59,6 +59,18 @@ func (c *OSCommand) RunCommand(command string) error {
 	return err
 }
 
+// FileType tells us if the file is a file, directory or other
+func (c *OSCommand) FileType(path string) string {
+	fileInfo, err := os.Stat(path)
+	if err != nil {
+		return "other"
+	}
+	if fileInfo.IsDir() {
+		return "directory"
+	}
+	return "file"
+}
+
 // RunDirectCommand wrapper around direct commands
 func (c *OSCommand) RunDirectCommand(command string) (string, error) {
 	c.Log.WithField("command", command).Info("RunDirectCommand")

pkg/commands/os_test.go

@@ -1,6 +1,7 @@
 package commands
 
 import (
+	"os"
 	"os/exec"
 	"testing"
 
@@ -297,3 +298,60 @@ func TestOSCommandUnquote(t *testing.T) {
 
 	assert.EqualValues(t, expected, actual)
 }
+
+func TestOSCommandFileType(t *testing.T) {
+	type scenario struct {
+		path  string
+		setup func()
+		test  func(string)
+	}
+
+	scenarios := []scenario{
+		{
+			"testFile",
+			func() {
+				if _, err := os.Create("testFile"); err != nil {
+					panic(err)
+				}
+			},
+			func(output string) {
+				assert.EqualValues(t, "file", output)
+			},
+		},
+		{
+			"file with spaces",
+			func() {
+				if _, err := os.Create("file with spaces"); err != nil {
+					panic(err)
+				}
+			},
+			func(output string) {
+				assert.EqualValues(t, "file", output)
+			},
+		},
+		{
+			"testDirectory",
+			func() {
+				if err := os.Mkdir("testDirectory", 0644); err != nil {
+					panic(err)
+				}
+			},
+			func(output string) {
+				assert.EqualValues(t, "directory", output)
+			},
+		},
+		{
+			"nonExistant",
+			func() {},
+			func(output string) {
+				assert.EqualValues(t, "other", output)
+			},
+		},
+	}
+
+	for _, s := range scenarios {
+		s.setup()
+		s.test(newDummyOSCommand().FileType(s.path))
+		_ = os.RemoveAll(s.path)
+	}
+}