fix(image): export with correct file name

src/cli/config_export.go

@@ -88,11 +88,13 @@ func cleanOutputPath(path string, env runtime.Environment) string {
 		path = strings.TrimPrefix(path, "~")
 		path = filepath.Join(env.Home(), path)
 	}
+
 	if !filepath.IsAbs(path) {
 		if absPath, err := filepath.Abs(path); err == nil {
 			path = absPath
 		}
 	}
+
 	return filepath.Clean(path)
 }
 

src/image/image.go

@@ -150,10 +150,7 @@ type Renderer struct {
 func (ir *Renderer) Init(env runtime.Environment) error {
 	ir.env = env
 
-	if ir.Path == "" {
-		match := regex.FindNamedRegexMatch(`.*(\/|\\)(?P<STR>.+)\.(json|yaml|yml|toml)`, env.Flags().Config)
-		ir.Path = fmt.Sprintf("%s.png", strings.TrimSuffix(match[str], ".omp"))
-	}
+	ir.setOutputPath(env.Flags().Config)
 
 	ir.cleanContent()
 
@@ -206,6 +203,28 @@ func (ir *Renderer) Init(env runtime.Environment) error {
 	return nil
 }
 
+func (ir *Renderer) setOutputPath(config string) {
+	if len(ir.Path) != 0 {
+		return
+	}
+
+	if len(config) == 0 {
+		ir.Path = "prompt.png"
+		return
+	}
+
+	config = filepath.Base(config)
+
+	match := regex.FindNamedRegexMatch(`(\.?)(?P<STR>.*)\.(json|yaml|yml|toml|jsonc)`, config)
+	path := strings.TrimRight(match[str], ".omp")
+
+	if len(path) == 0 {
+		path = "prompt"
+	}
+
+	ir.Path = fmt.Sprintf("%s.png", path)
+}
+
 func (ir *Renderer) loadFonts() error {
 	var data []byte
 

src/image/image_test.go

@@ -1,88 +1,36 @@
 package image
 
 import (
-	stdOS "os"
-	"path/filepath"
 	"testing"
 
-	"github.com/jandedobbeleer/oh-my-posh/src/runtime"
-	"github.com/jandedobbeleer/oh-my-posh/src/shell"
-	"github.com/jandedobbeleer/oh-my-posh/src/terminal"
-
 	"github.com/stretchr/testify/assert"
 )
 
-var cases = []struct {
-	Case   string
-	Config string
-}{
-	{Case: ".omp.json suffix", Config: "~/jandedobbeleer.omp.json"},
-	{Case: ".omp.yaml suffix", Config: "~/jandedobbeleer.omp.yaml"},
-	{Case: ".omp.yml suffix", Config: "~/jandedobbeleer.omp.yml"},
-	{Case: ".omp.toml suffix", Config: "~/jandedobbeleer.omp.toml"},
-	{Case: ".json suffix", Config: "~/jandedobbeleer.json"},
-	{Case: ".yaml suffix", Config: "~/jandedobbeleer.yaml"},
-	{Case: ".yml suffix", Config: "~/jandedobbeleer.yml"},
-	{Case: ".toml suffix", Config: "~/jandedobbeleer.toml"},
-}
-
-func runImageTest(config, content string) (string, error) {
-	poshImagePath := "jandedobbeleer.png"
-	file, err := stdOS.CreateTemp("", poshImagePath)
-	if err != nil {
-		return "", err
+func TestSetOutputPath(t *testing.T) {
+	cases := []struct {
+		Case     string
+		Config   string
+		Path     string
+		Expected string
+	}{
+		{Case: "default config", Expected: "prompt.png"},
+		{Case: "hidden file", Config: ".posh.omp.json", Expected: "posh.png"},
+		{Case: "hidden file toml", Config: ".posh.omp.toml", Expected: "posh.png"},
+		{Case: "hidden file yaml", Config: ".posh.omp.yaml", Expected: "posh.png"},
+		{Case: "hidden file yml", Config: ".posh.omp.yml", Expected: "posh.png"},
+		{Case: "path provided", Path: "mytheme.png", Expected: "mytheme.png"},
+		{Case: "relative, no omp", Config: "~/jandedobbeleer.json", Expected: "jandedobbeleer.png"},
+		{Case: "relative path", Config: "~/jandedobbeleer.omp.json", Expected: "jandedobbeleer.png"},
+		{Case: "invalid config name", Config: "~/jandedobbeleer.omp.foo", Expected: "prompt.png"},
 	}
 
-	defer func() {
-		_ = stdOS.Remove(file.Name())
-	}()
-
-	terminal.Init(shell.GENERIC)
-
-	image := &Renderer{
-		AnsiString: content,
-	}
-
-	env := &runtime.Terminal{
-		CmdFlags: &runtime.Flags{
-			Config: config,
-		},
-	}
-
-	err = image.Init(env)
-	if err != nil {
-		return "", err
-	}
-
-	err = image.SavePNG()
-	if err == nil {
-		_ = stdOS.Remove(image.Path)
-	}
-
-	return filepath.Base(image.Path), err
-}
-
-func TestStringImageFileWithText(t *testing.T) {
 	for _, tc := range cases {
-		filename, err := runImageTest(tc.Config, "foobar")
-		if connectionError, ok := err.(*ConnectionError); ok {
-			t.Log(connectionError.Error())
-			continue
+		image := &Renderer{
+			Path: tc.Path,
 		}
-		assert.Equal(t, "jandedobbeleer.png", filename, tc.Case)
-		assert.NoError(t, err)
-	}
-}
 
-func TestStringImageFileWithANSI(t *testing.T) {
-	prompt := ` jan  `
-	for _, tc := range cases {
-		filename, err := runImageTest(tc.Config, prompt)
-		if connectionError, ok := err.(*ConnectionError); ok {
-			t.Log(connectionError.Error())
-			continue
-		}
-		assert.Equal(t, "jandedobbeleer.png", filename, tc.Case)
-		assert.NoError(t, err)
+		image.setOutputPath(tc.Config)
+
+		assert.Equal(t, tc.Expected, image.Path, tc.Case)
 	}
 }

website/docs/share-theme.md

@@ -13,7 +13,7 @@ Depending on your config, you might have to tweak the output a little bit.
 :::
 
 The oh-my-posh executable has the `config export image` command to export your current theme configuration
-to an image file (.png).
+to a PNG image file (if no other options are specified this will be the name of the config file, or `prompt.png`).
 
 ```powershell
 oh-my-posh config export image
@@ -23,6 +23,6 @@ There are a couple of additional flags you can use to tweak the image rendering:
 
 - `--author`: the name of the creator, added after `ohmyposh.dev`
 - `--background-color`: the hex background color to use (e.g. `#222222`)
-- `--output`: the file to export to (e.g. `theme.png`)
+- `--output`: the file to export to (e.g. `mytheme.png`)
 
 For all options, and additional examples, use `oh-my-posh config export image --help`