import { getPhpRuntimeNumber } from '../_helpers/_phpRuntimeState.ts'

export function json_last_error(): number {
  //      discuss at: https://phpjs.org/functions/json_last_error/
  // parity verified: PHP 8.3
  //     original by: Brett Zamir (https://brett-zamir.me)
  //       example 1: json_last_error()
  //       returns 1: 0

  // JSON_ERROR_NONE = 0
  // max depth limit to be removed per PHP comments in json.c (not possible in JS?):
  // JSON_ERROR_DEPTH = 1
  // internal use? also not documented:
  // JSON_ERROR_STATE_MISMATCH = 2
  // [\u0000-\u0008\u000B-\u000C\u000E-\u001F] if used directly within json_decode():
  // JSON_ERROR_CTRL_CHAR = 3
  // but JSON functions auto-escape these, so error not possible in JavaScript
  // JSON_ERROR_SYNTAX = 4

  return getPhpRuntimeNumber('last_error_json', 0)
}