Editor Features

The plugin provides essential editor features that make working with Circom code more efficient.

Bracket Matching

The plugin automatically highlights matching brackets when your cursor is positioned on one:

• Parentheses ()
• Square brackets []
• Curly braces {}

This helps you quickly identify the scope of blocks and ensure proper nesting in complex templates.

Navigation

You can jump between matching brackets using:

Action	macOS	Windows/Linux
Jump to matching bracket	Cmd+] / Cmd+[	Ctrl+] / Ctrl+[

Code Folding

Collapse and expand code sections to focus on what matters:

Foldable Regions

• Template bodies
• Function bodies
• If/else blocks
• For/while loops
• Multi-line comments

Keyboard Shortcuts

Action	macOS	Windows/Linux
Fold current block	Cmd+-	Ctrl+-
Unfold current block	Cmd+=	Ctrl+=
Fold all	Cmd+Shift+-	Ctrl+Shift+-
Expand all	Cmd+Shift+=	Ctrl+Shift+=

Tip

Use fold all (Cmd+Shift+-) to get an overview of all templates and functions in a file, then unfold specific sections as needed.

Comment Toggling

Quickly toggle line comments on selected code:

Action	macOS	Windows/Linux
Toggle line comment	Cmd+/	Ctrl+/

The plugin supports both comment styles:

// Single line comment

/*
 * Multi-line
 * block comment
 */

Block Comments

To toggle block comments around a selection:

Action	macOS	Windows/Linux
Toggle block comment	Cmd+Shift+/	Ctrl+Shift+/

Editor Tips

Smart Indentation

The editor automatically indents code when you:

• Press Enter after an opening brace {
• Create new lines inside templates or functions

Auto-closing Brackets

When you type an opening bracket, the editor automatically inserts the closing bracket:

• ( → ()
• [ → []
• { → {}
• " → ""