code: function allowedForAutoActivation(model) {
  	const rootNode = model.ast.children[0];
  	// The very first node should start with alpha character
  	// Skips falsy activations for something like `$foo` etc.
  	return rootNode && /^[a-z]/i.test(rootNode.name);
  }
docs: Check if given abbreviation model is allowed for auto-activated abbreviation
  marker. Used to reduce falsy activations
  @param  {Object} model Parsed abbreviation model (see `createAbbreviationModel()`)
  @return {Boolean}