Updates to the JavaScript engine in Australia

  • リリースバージョン: Australia
  • 更新日 2026年03月12日
  • 所要時間：3分

    • Review the updates to the JavaScript engine on the ServiceNow AI Platform in the Australia release.

    The JavaScript engine is built on the open-source Rhino JavaScript engine and customized for scripting on the platform. In the Australia release, the JavaScript engine was updated to include the following commits from Rhino. For more information about Rhino, see the Rhino repository on GitHub.

    表 : 1. Updates to the JavaScript engine from Rhino
    Pull request Description Applicable JavaScript mode Update type
    #2048 Add Error.isError ECMAScript 2021 (ES12) Feature
    #2029 Add new Set methods ECMAScript 2021 (ES12) Feature
    #2025 Add Promise.try ECMAScript 2021 (ES12) Feature
    #1966 Add TypedArray.from and TypedArray.of ECMAScript 2021 (ES12) Feature
    #1980 Add Promise.withResolvers ECMAScript 2021 (ES12) Feature
    #1905 Support ArrayBuffer detachment ECMAScript 2021 (ES12) Feature
    #1896 Enhance date string parsing with optional millisecond digits All modes Feature
    #1751, #1872 Support Symbol.hasInstance on Function.prototype ECMAScript 2021 (ES12) Feature
    #1870 Rework String.prototype.search, replace, replaceAll, and split ECMAScript 2021 (ES12) Feature
    #2073, #2107 Support duplicate keys in object literals ECMAScript 2021 (ES12) Fix
    #2097 Calling eval of a function returns undefined ECMAScript 2021 (ES12) Fix
    #2065 Correct template literal to string conversion ECMAScript 2021 (ES12) Fix
    #2060 Don’t propagate strict mode when compiling scripts ES5 Standards Fix
    #1979 Support BigInt.asUintN and BigInt.asIntN ECMAScript 2021 (ES12) Fix
    #1860 Correct this in apply and call ECMAScript 2021 (ES12) Fix
    #1982 Correct this in Array.from ECMAScript 2021 (ES12) Fix
    #1945 Correct this in require ECMAScript 2021 (ES12) Fix
    #1774 Don't allow methods to be used as constructors ECMAScript 2021 (ES12) Fix
    #1806 Fix hoisting behavior All modes Fix