feat(#100): show CMD for --execute if --show-cmd is added

README.md

@@ -43,6 +43,16 @@ freeze --execute "eza -lah"
   </a>
 </p>
 
+#### Show executed command
+
+```bash
+freeze --execute "eza -h" --show-cmd
+```
+
+<p align="center">
+  <img alt="output of freeze command showing executed command, ANSI" src="./test/golden/svg/show-eza.svg" width="800" />
+</p>
+
 Freeze is also [super customizable](#customization) and ships with an [interactive TUI](#interactive-mode).
 
 ## Installation
@@ -95,6 +105,7 @@ Screenshots can be customized with `--flags` or [Configuration](#configuration)
 
 - [`-b`](#background), [`--background`](#background): Apply a background fill.
 - [`-c`](#configuration), [`--config`](#configuration): Base configuration file or template.
+- [`-s`](#show-executed-command), [`--show-cmd`](#show-executed-command): Show executed command.
 - [`-l`](#language), [`--language`](#language): Language to apply to code
 - [`-m`](#margin), [`--margin`](#margin): Apply margin to the window.
 - [`-o`](#output), [`--output`](#output): Output location for .svg, .png, .jpg.

config.go

@@ -27,6 +27,7 @@ type Config struct {
 
 	// Settings
 	Config      string `json:"config,omitempty" help:"Base configuration file or template." short:"c" group:"Settings" default:"default" placeholder:"base"`
+	ShowCmd     bool   `json:"show_cmd" help:"Show executed command." short:"s" group:"Settings" placeholder:"false"`
 	Interactive bool   `hidden:"" json:",omitempty" help:"Use an interactive form for configuration options." short:"i" group:"Settings"`
 	Language    string `json:"language,omitempty" help:"Language of code file." short:"l" group:"Settings" placeholder:"go"`
 	Theme       string `json:"theme" help:"Theme to use for syntax highlighting." short:"t" group:"Settings" placeholder:"charm"`

freeze_test.go

@@ -125,6 +125,11 @@ func TestFreezeConfigurations(t *testing.T) {
 			flags:  []string{"--config", "full"},
 			output: "eza",
 		},
+		{
+			input:  "test/input/eza.ansi",
+			flags:  []string{"--config", "full", "--show-cmd"},
+			output: "show-eza",
+		},
 		{
 			flags:  []string{"--execute", `echo "Hello, world!"`},
 			output: "execute",

pty.go

@@ -6,6 +6,7 @@ package main
 import (
 	"bytes"
 	"context"
+	"fmt"
 	"io"
 	"os"
 	"os/exec"
@@ -49,5 +50,8 @@ func executeCommand(config Config) (string, error) {
 	if err != nil {
 		return "", err
 	}
+	if config.ShowCmd {
+		return fmt.Sprintf("%s\n\n%s", config.Execute, out.String()), nil
+	}
 	return out.String(), nil
 }