Cnext Language Support for VS Code
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
| |
