Добавляет emmet в JSX

emmet-for-jsx.js

{
  "keys": ["tab"], 
  "command": "expand_abbreviation_by_tab", 
  "context": [
    {
      "operand": "source.js, text.html", 
      "operator": "equal", 
      "match_all": true, 
      "key": "selector"
    }, 
    {
      "match_all": true, 
      "key": "selection_empty"
    },
    {
      "operator": "equal", 
      "operand": false, 
      "match_all": true, 
      "key": "has_next_field"
    }, 
    {
      "operand": false, 
      "operator": "equal", 
      "match_all": true, 
      "key": "auto_complete_visible"
    }, 
    {
      "match_all": true, 
      "key": "is_abbreviation"
    }
  ]
}