gnu-emacs@gentoo.org Gentoo GNU Emacs project This JavaScript editing mode supports: 1. strict recognition of the Ecma-262 language standard 2. support for most Rhino and SpiderMonkey extensions from 1.5 and up 3. parsing support for ECMAScript for XML (E4X, ECMA-357) 4. accurate syntax highlighting using a recursive-descent parser 5. on-the-fly reporting of syntax errors and strict-mode warnings 6. undeclared-variable warnings using a configurable externs framework 7. "bouncing" line indentation to choose among alternate indentation points 8. smart line-wrapping within comments and strings 9. code folding: 9.1. show some or all function bodies as {...} 9.2. show some or all block comments as /*...*/ 12. context-sensitive menu bar and popup menus 13. code browsing using the `imenu' package 14. many customization options https://github.com/mooz/js2-mode/issues/ mooz/js2-mode