Syntax highlighting, snippets, linting, formatting, and build tasks for the Cnext programming language.

Installation

Option 1: From VSIX (Recommended)

Install the Cnext compiler first:

# Linux/macOS
curl -fsSL https://raw.githubusercontent.com/Melton122/cnext/main/install.sh | bash

# Windows
install.bat

Package and install the extension:

cd vscode-extension
npm install -g @vscode/vsce
vsce package
code --install-extension cnext-9.0.0.vsix

Option 2: Manual Installation

Copy this vscode-extension/ folder to your extensions directory:
- Windows: %USERPROFILE%\.vscode\extensions\cnext-9.0.0
- macOS/Linux: ~/.vscode/extensions/cnext-9.0.0
Restart VS Code

Option 3: From Marketplace

Search for "Cnext" in the VS Code Extensions panel (Ctrl+Shift+X).

Features

Syntax Highlighting — Full syntax highlighting for all Cnext language features
Code Snippets — 25+ snippets for common patterns (classes, functions, closures, etc.)
Build Tasks — Run, build, and test Cnext files with keyboard shortcuts
Format — Auto-format your code with Shift+Alt+F
Lint — Check for common issues
New Project — Create a new Cnext project from VS Code
REPL — Start an interactive REPL from the command palette
Doctor — Check your environment for common issues

Commands

Open the Command Palette (Ctrl+Shift+P) and type "Cnext":

Command	Description	Shortcut
Cnext: Run File	Compile and run the current file	Ctrl+Shift+R
Cnext: Build File	Build to executable	Ctrl+Shift+B
Cnext: Build Release	Build optimized release	-
Cnext: Run Tests	Run project tests	Ctrl+Shift+T
Cnext: Format File	Format the current file	Shift+Alt+F
Cnext: Lint File	Check for issues	-
Cnext: New Project	Create a new project	-
Cnext: Doctor	Check environment	-
Cnext: Start REPL	Start interactive REPL	-

Snippets

Type a prefix and press Tab to insert:

Prefix	Description
`main`	Main block
`func`	Function declaration
`func =>`	Arrow function
`class`	Class declaration
`struct`	Struct declaration
`enum`	Enum declaration
`trait`	Trait declaration
`interface`	Interface declaration
`if`	If statement
`ifelse`	If-else statement
`while`	While loop
`for`	For loop
`forin`	For-in loop
`match`	Match expression
`try`	Try-catch block
`lambda`	Lambda expression
`generator`	Generator function
`async`	Async function
`import`	Import statement
`test`	Test block

Configuration

Open Settings (Ctrl+,) and search for "Cnext":

Setting	Default	Description
`cnext.compilerPath`	`cnext`	Path to the Cnext compiler
`cnext.autoRun`	`false`	Automatically run file after save
`cnext.autoFormat`	`false`	Automatically format file after save

Requirements

Cnext compiler installed and in PATH
GCC or Clang compiler for building Cnext programs

Troubleshooting

"cnext: command not found"

Set the compiler path in VS Code settings:

Open Settings (Ctrl+,)
Search for "Cnext Compiler Path"
Set the full path to your cnext executable

Syntax highlighting not working

Make sure the file has the .cn extension and the language mode is set to "Cnext" (bottom-right corner of VS Code).

Contributing

Contributions are welcome! Please see CONTRIBUTING.md for guidelines.

License

MIT License

Cnext Language Support