Refactor Package
Let's refactor code! With this package, you can rename the name of variables and functions easily.

Language Support
This package works with these language plugins. You can install using the preferences pane.
- JavaScript: js-refactor with ES6+ support 
- CoffeeScript: coffee-refactor
- PHP
Usage
- Set cursor to a symbol.
- Start renaming by using ctrl-alt-r.
- Type new name.
- Finish renaming by using enteror removing cursor from the focused symbol.
User Setting
- Override keymap by using Atom > Open Your Keymap.
For example, you can override the shortcut to ctrl-alt-e
'atom-text-editor:not(.mini)':
  'ctrl-alt-r': 'unset!'
  'ctrl-alt-e': 'refactor:rename'
- Override stylesheet by using Atom > Open Your Stylesheet.
API Documentation (for plugin developer)
package.json
Add refactor as engines in package.json.
{
  ...
  "engines": {
    "atom": ">=1.0.0",
    "refactor": ">=0.6.0"
  },
  ...
}
Interface
You should implement Ripper class in main module.
- Ripper.scopeNames []String: [Required] Array of scope name, like 'source.coffee', 'source.js' and all that.
- Ripper#parse(code String, callback Function): [Required] Parse code, and you should callback when the parsing process is done. Callback specify the params as an array of error- Object. The error- Objectshould have params- rangeand- message.
- Ripper#find(point Point) []Range: [Required] Return an array of found symbols'- Rangeat the passed- Point.
{ Range, Point } = require 'atom'
class Riper
  @scopeNames: []
  parse: (code, callback) ->
    # parse code
    callback [
      range = new Range()
      message: 'foo'
    ]
  find: (point) ->
    # find references
    [
      new Range()
      new Range()
      ...
      new Range()
    ]