code: function locateCodeImport(value, fromIndex) {
    var index = value.indexOf(C_NEWLINE, fromIndex);
  
    if (value.charAt(index + 1) !== "<" && value.charAt(index + 2) !== "<") {
      return;
    }
  
    return index;
  }
docs: Find a possible Code Imports
  
  @example
  locateCodeImport('foo \n<<[my-file.js](my-file.js)'); // 4
  
  @param {string} value - Value to search.
  @param {number} fromIndex - Index to start searching at.
  @return {number} - Location of possible mention sequence.