Quest ASLX Syntax Highlighting

Syntax highlighting and editing support for Quest ASLX files in Visual Studio Code.

Features

• XML highlighting for Quest ASLX files (.aslx)
• Embedded Quest script highlighting inside common ASLX script elements
• Highlighting for Quest text processor placeholders, formatting codes, and expressions
• Language configuration for comments, brackets, pairs, and folding
• Starter snippets for common ASLX blocks

Supported Files

• .aslx - Quest 5 XML game and library source

Usage

Open any .aslx file and VS Code will select the Quest ASLX language mode automatically.

The extension includes snippets for common constructs. Start typing prefixes such as aslx-game, object, function, or script to insert them.

Development

To try the extension locally:

1. Open this folder in VS Code.
2. Press F5 or run the Extension launch configuration.
3. Open a .aslx file in the extension development host window.

Before packaging, validate the JSON files:

node -e "for (const f of ['package.json','syntaxes/asl.tmLanguage.json','syntaxes/aslx.tmLanguage.json','language-configuration-aslx.json','snippets/aslx.code-snippets']) JSON.parse(require('fs').readFileSync(f,'utf8')); console.log('JSON OK')"

Package with vsce package if you have @vscode/vsce installed.

Credits

• Quest documentation for the ASL/ASLX language reference
• Visual Studio Code for the extension APIs and TextMate grammar support

License

MIT