Method getString

src/backend/function-builder.js:404–409

* @desc Get string for a particular function name * @param {String} functionName - Function name to trace from. If null, it returns the WHOLE builder stack * @returns {String} settings - The string, of all the various functions. Trace optimized if functionName given

(functionName)

   * @returns {String} settings - The string, of all the various functions. Trace optimized if functionName given
   */
  getString(functionName) {
    if (functionName) {
      return this.getStringFromFunctionNames(this.traceFunctionCalls(functionName).reverse());
    }
    return this.getStringFromFunctionNames(Object.keys(this.functionMap));
  }

  lookupReturnType(functionName, ast, requestingNode) {
    if (ast.type !== 'CallExpression') {