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QtnLSP

Syntax highlighting and Language Server support for Photon Quantum3 DSL (.qtn) files, including autocomplete, go-to-definition, hover information, and symbols.

Supports VSCode, JetBrains Rider, and Visual Studio 2022.

Supported IDEs

IDE	Version
VSCode	1.50+
JetBrains Rider	2022.3+
Visual Studio	2022 (17.0+)

Installation

VSCode

• Marketplace: Quantum DSL (QTN) Support — or open the Extensions view in VSCode and search for Quantum DSL (QTN).
• CLI: code --install-extension shlifedev.qtn-syntax-highlighting

Visual Studio 2022

• Marketplace: Quantum DSL (QTN) Language Support — or in Visual Studio go to Extensions → Manage Extensions → Online and search for Quantum DSL (QTN).

JetBrains Rider

• Download QtnLSP-jetbrains.zip from GitHub Releases, then Settings → Plugins → ⚙ → Install Plugin from Disk. (Marketplace listing coming soon.)

Prefer a manual install? Every build is attached to GitHub Releases as a .vsix / .zip.

Build

Docker required. No other local toolchain needed. For local Node-based development, use Node.js 20 to match CI.

sh scripts/build.sh all        # sync + test + build all plugins
sh scripts/build.sh vscode     # VSCode extension only
sh scripts/build.sh jetbrains  # JetBrains plugin only

Screenshot

License

MIT