Copy Line for VS Code

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A practical VS Code extension that helps developers quickly copy file names and line numbers, especially useful for code positioning when collaborating with AI assistants.

✨ Features

• ⚡ One-Click Copy - Quickly copy file names and line numbers after selecting code
• 🎯 Multiple Formats - Supports 4 output formats for different scenarios
• 🔧 Highly Configurable - Customizable keyboard shortcuts and output formats
• 🤝 AI-Friendly - Designed specifically for code positioning when collaborating with AI
• 📋 Context Menu - Supports right-click menu and editor title bar buttons

🚀 Installation

Method 1: Install from VS Code Marketplace (Recommended)

1. Open VS Code
2. Press Cmd+Shift+P (Mac) or Ctrl+Shift+P (Windows/Linux)
3. Type "Extensions: Install Extensions"
4. Search for "Copy Line"
5. Click Install

Method 2: Install from VSIX Package

1. Download the .vsix file
2. Press Cmd+Shift+P in VS Code
3. Type "Extensions: Install from VSIX"
4. Select the downloaded file

📖 Usage

Keyboard Shortcuts

• Mac: Cmd + Option + L
• Windows/Linux: Ctrl + Alt + L

Basic Operations

1. Select code in the editor (supports multi-line selection and multi-cursor selection)
2. Press the keyboard shortcut or select "Copy Selected File and Line Numbers" from the context menu
3. File name and line numbers are copied to the clipboard, ready to paste to AI

Output Format Examples

1. Labeled Format (Default)

File: src/extension.ts (line 24-30)

2. Compact Format

src/extension.ts:24-30

3. Code-Style Format

src/extension.ts:24:30

4. Natural Language Format

在 src/extension.ts 的第 24-30 行

⚙️ Configuration Options

Search for "Copy Line" in VS Code settings to find all configuration options:

outputFormat

Output format type, default: labeled

• labeled: File: src/file.ts (line 24-30)
• compact: src/file.ts:24-30
• code-style: src/file.ts:24:30
• natural: 在 src/file.ts 的第 24 行

useAbsolutePath

Whether to use absolute paths, default: false

• false: Use relative paths (relative to workspace root)
• true: Use absolute paths

showStatusMessage

Whether to show status bar message after copying, default: true

singleLineFormat

Format template for single line selection, default: line ${line}

• Available variables: ${line}, ${start}, ${end}

multiLineFormat

Format template for multi-line selection, default: line ${start}-${end}

• Available variables: ${line}, ${start}, ${end}

🎯 Use Cases

Collaborating with AI

Tell AI the code location you want to discuss:

Input to AI:

Please help me optimize this code:
File: src/extension.ts (line 24-30)

AI Understands: Needs to review lines 24-30 of the src/extension.ts file

Code Review

Quickly locate code that needs review:

Needs review:
File: src/service/user.ts (line 45-67)
File: src/utils/helper.ts (line 12)

Bug Reporting

Report problematic code to your team:

Bug found:
File: src/api/client.ts (line 88-95)

📝 Custom Configuration Example

{
  "copy-line.outputFormat": "natural",
  "copy-line.useAbsolutePath": true,
  "copy-line.singleLineFormat": "第 ${line} 行",
  "copy-line.multiLineFormat": "第 ${start} 到 ${end} 行",
  "copy-line.showStatusMessage": false
}

⌨️ Keyboard Shortcut Settings

If the default keyboard shortcut conflicts, you can customize it in VS Code:

1. Open File > Preferences > Keyboard Shortcuts
2. Search for "复制选中文件与行号"
3. Click to edit and set a new keyboard shortcut

🤝 Contributing

Issues and Pull Requests are welcome!

Development Setup

1. Clone the repository
2. Run npm install
3. Press F5 to start debugging
4. Test features in the new window

📄 License

MIT License - See LICENSE file for details

⭐ Support

If this extension helps you, please give it a ⭐！

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Enjoy collaborating with AI! 🚀