public/build/static/application.js
function shimTrimLeft(string, chars) {
    string = string == null ? '' : String(string);
    if (!string) {
      return string;
    }
    if (chars == null) {
      return string.slice(trimmedLeftIndex(string))
    }
    chars = String(chars);
    return string.slice(charsLeftIndex(string, chars));
  }
function shimTrimLeft(string, chars) {
    string = string == null ? '' : String(string);
    if (!string) {
      return string;
    }
    if (chars == null) {
      return string.slice(trimmedLeftIndex(string))
    }
    chars = String(chars);
    return string.slice(charsLeftIndex(string, chars));
  }
function shimTrimLeft ( string , chars ) { string = string == null ? '' : String ( string ) ; if ( ! string ) { return string ; } if ( chars == null ) { return string . slice ( trimmedLeftIndex ( string ) ) } chars = String ( chars ) ; return string . slice ( charsLeftIndex ( string , chars ) ) ; }
A fallback implementation of `trimLeft` to remove leading whitespace or
specified characters from `string`.

@private
@param {string} string The string to trim.
@param {string} [chars=whitespace] The characters to trim.
@returns {string} Returns the trimmed string.
A fallback implementation of trimLeft to remove leading whitespace or specified characters from string .