Hover over code to highlight blocks, then Alt+Enter to select, Alt+Up/Down to expand or shrink.
Features
- Hover to highlight — move your cursor over code to highlight the AST block
- Select — press Alt+Enter to select the highlighted block
- Expand / Shrink — use Alt+Up / Alt+Down to navigate up or down the tree
- Toggle highlight — use Alt+Shift+H to enable or disable highlighting
- Status bar — shows the current AST node type
Usage
| Action | Shortcut |
|---|---|
| Select highlighted block | Alt+Enter |
| Expand to parent node | Alt+Up |
| Shrink to child node | Alt+Down |
| Toggle highlighting | Alt+Shift+H |
Supported Languages
- JavaScript / TypeScript (including JSX/TSX)
- Python
- Go
Settings
| Setting | Default | Description |
|---|---|---|
code-block-selector.highlightColor |
rgba(100,150,255,0.15) |
Background color for highlighted blocks |
code-block-selector.showStatusBar |
true |
Show AST node type in the status bar |
code-block-selector.enabledLanguages |
["javascript", "typescript", ...] |
Language IDs to enable |
License
MIT