VS Coq 1 is an extension for Visual Studio Code (VS Code) and VSCodium with support for the Coq Proof Assistant.

This extension is currently developed by @maximedenes and contributors, as part of Coq Community. The original author of this extension is @siegebell.

Features

• Asynchronous proofs
• Syntax highlighting
• Commands: step forward, interpret to point, interrupt computation, queries, set display options, etc.
• Diff view for proof-view: highlight which terms change between states
• Smarter editing: does not roll back the state when editing whitespace or comments
• Works with prettify-symbols-mode
• Supports _CoqProject
• LtacProf results treeview
• Display type or notation definition on mouse hover.

Requirements

• VS Code or VSCodium 1.38.0, or more recent
• Coq 8.7.0, or more recent

Installation

The recommended way to install VS Coq is via the Visual Studio Marketplace or Open VSX.

Screenshots

Instructions

1. install Coq
2. install VS Code or VSCodium
3. run code or codium
4. install this extension: press F1 to open the command palette, start typing "Extensions: Install Extension", press enter, and search for vscoq1
5. select "enable" on the extension

Basic usage

• if you use _CoqProject - start VS Code via code my/project/root (or code . from the root folder of your project), or else select File|Open Folder... from VS Code's menu.
• step forward: alt+down (MacOS: Control+Option+down)
• step backward: alt+up (MacOS: Control+Option+up)
• interpret to point: alt+right (MacOS: Control+Option+right)
• interpret to end: alt+end (MacOS: Control+Option+End)
• reset (interpret to home): alt+home (MacOS: Control+Command+Home)
• explore more commands: F1 and begin typing Coq:
• VS Code documentation

Settings

(Press F1 and start typing "settings" to open either workspace/project or user settings.)

• "coqtop.binPath": "" -- specify the path to coqtop (e.g. "path/to/coq/bin/")
• "coqtop.args": [] -- an array of strings specifying additional command line arguments for coqtop
• "coqtop.loadCoqProject": true -- set to false to ignore _CoqProject
• "coqtop.coqProjectRoot": "." -- where to expect the _CoqProject relative to the workspace root

Install a local version

Checkout the repo, run make, and install the produced .vsix file in the repository root by following https://code.visualstudio.com/docs/editor/extension-gallery#_install-from-a-vsix. So, either "Cmd-Shift-P" and "Extensions: Install from VSIX", or running code --install-extension vscoq1-0.4.0.vsix (or whatever version number) from the terminal.