Erg language support for Visual Studio Code

This extension provides syntax highlighting and basic supports (diagnostics & code completion) for the Erg programming language.

Requirements

You need to have the Erg language server installed on your system.

To install it, you need to install or build Erg with --features els.

The extension installs the Erg toolchain automatically. If you see a message "Erg is not installed.", press the "Install" button. After installing, you should set PATH to the directory stores the erg executable and ERG_PATH to the .erg directory. Usually, the .erg directory is located in ~ and the erg executable is located in ~/.erg/bin.

Building from source code is recommended if you want to have the latest complete ELS experience.

Configuration

General

• vscode-erg.ergpath.path: Path to the .erg directory. Default is ~/.erg.
• vscode-erg.executablePath: Path to the erg executable. Default is erg.
• vscode-erg.checkForUpdates: Check for updates on startup. Default is true.

Language Server

• vscode-erg.lsp.inlayHints: Enable inlay hints. Default is true.
• vscode-erg.lsp.semanticTokens: Enable semantic tokens. Default is true.
• vscode-erg.lsp.hover: Enable hover. Default is true.
• vscode-erg.lsp.smartCompletion: Enable smart completion (see ELS features). Default is true.
• vscode-erg.lsp.lint: Enable linting. Default is true.

How to build (for contributors)

npm install -g vsce
npm install
npx vsce package