Init script to refactor @autoBind to autobind helper calls

init.js

atom.commands.add('atom-text-editor', 'me:copy-autobinds', event => {
  const editor = event.target.closest('atom-text-editor').getModel()
  const text = editor.getText();
  const methodNames = [];

  const rx = /@autobind\s*(async\s*)?([a-zA-Z_]+)/g
  let match = rx.exec(text)
  while (match !== null) {
    methodNames.push(match[2])

    match = rx.exec(text)
  }

  if (methodNames.length > 0) {
    let snippet = 'autobind(this, ' + methodNames.map(m => `'${m}'`).join(', ') + ');'

    if (snippet.length > 116) {
      // Wrapping needed
      snippet = 'autobind(\n      this,\n      '

      let lineLength = 6
      for (const methodName of methodNames) {
        const quoted = `'${methodName}',`

        if (lineLength + quoted.length > 120) {
          snippet += '\n      '
          lineLength = 6
        }

        if (lineLength !== 6) {
          snippet += ' '
          lineLength++
        }

        snippet += quoted
        lineLength += quoted.length
      }

      snippet += '\n    );'
    }

    atom.clipboard.write(snippet)

    const plural = methodNames.length === 1 ? '' : 's'
    atom.notifications.addSuccess(`${methodNames.length} autobind method${plural} copied.`)
  } else {
    atom.notifications.addWarning('No autobind methods discovered.')
  }
})