[webkit-changes] [WebKit/WebKit] f0975f: [JSC] Check OOM in JSC shell btoa / atob functions

[Yusuke Suzuki]

  Branch: refs/heads/main
  Home:   https://github.com/WebKit/WebKit
  Commit: f0975fe50c3160d17a7f759053f12c0fac68939b
      https://github.com/WebKit/WebKit/commit/f0975fe50c3160d17a7f759053f12c0fac68939b
  Author: Yusuke Suzuki <ysuzuki at apple.com>
  Date:   2023-05-22 (Mon, 22 May 2023)

  Changed paths:
    A JSTests/stress/atob-btoa-oom-check.js
    M Source/JavaScriptCore/jsc.cpp

  Log Message:
  -----------
  [JSC] Check OOM in JSC shell btoa / atob functions
https://bugs.webkit.org/show_bug.cgi?id=257165
rdar://109401358

Reviewed by Mark Lam and Keith Miller.

Check OOM. JSString::value can throw an error.
We should just use toWTFString to obtain String.

* JSTests/stress/atob-btoa-oom-check.js: Added.
* Source/JavaScriptCore/jsc.cpp:
(JSC_DEFINE_HOST_FUNCTION):

Canonical link: https://commits.webkit.org/264391@main