Initial commit

skills/cli-patterns/scripts/generate-basic.sh

@@ -0,0 +1,109 @@
+#!/bin/bash
+# Generate basic CLI structure with urfave/cli
+
+set -euo pipefail
+
+APP_NAME="${1:-myapp}"
+
+echo "Generating basic CLI: $APP_NAME"
+
+# Create project structure
+mkdir -p "$APP_NAME"
+cd "$APP_NAME"
+
+# Initialize Go module
+go mod init "$APP_NAME" 2>/dev/null || true
+
+# Install urfave/cli
+echo "Installing urfave/cli v2..."
+go get github.com/urfave/cli/v2@latest
+
+# Create main.go
+cat > main.go <<'EOF'
+package main
+
+import (
+	"fmt"
+	"log"
+	"os"
+
+	"github.com/urfave/cli/v2"
+)
+
+func main() {
+	app := &cli.App{
+		Name:    "APP_NAME_PLACEHOLDER",
+		Usage:   "A simple CLI tool",
+		Version: "0.1.0",
+		Flags: []cli.Flag{
+			&cli.BoolFlag{
+				Name:    "verbose",
+				Aliases: []string{"v"},
+				Usage:   "Enable verbose output",
+				EnvVars: []string{"VERBOSE"},
+			},
+			&cli.StringFlag{
+				Name:    "config",
+				Aliases: []string{"c"},
+				Usage:   "Path to config file",
+				EnvVars: []string{"CONFIG_PATH"},
+			},
+		},
+		Action: func(c *cli.Context) error {
+			verbose := c.Bool("verbose")
+			config := c.String("config")
+
+			if verbose {
+				fmt.Println("Verbose mode enabled")
+			}
+
+			if config != "" {
+				fmt.Printf("Using config: %s\n", config)
+			}
+
+			fmt.Println("Hello from APP_NAME_PLACEHOLDER!")
+			return nil
+		},
+	}
+
+	if err := app.Run(os.Args); err != nil {
+		log.Fatal(err)
+	}
+}
+EOF
+
+# Replace placeholder
+sed -i "s/APP_NAME_PLACEHOLDER/$APP_NAME/g" main.go
+
+# Create README
+cat > README.md <<EOF
+# $APP_NAME
+
+A CLI tool built with urfave/cli.
+
+## Installation
+
+\`\`\`bash
+go install
+\`\`\`
+
+## Usage
+
+\`\`\`bash
+$APP_NAME --help
+$APP_NAME --verbose
+$APP_NAME --config config.yaml
+\`\`\`
+
+## Environment Variables
+
+- \`VERBOSE\`: Enable verbose output
+- \`CONFIG_PATH\`: Path to config file
+EOF
+
+# Build
+echo "Building..."
+go build -o "$APP_NAME" .
+
+echo "✅ Basic CLI generated successfully!"
+echo "Run: ./$APP_NAME --help"