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author | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-28 14:29:10 +0000 |
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committer | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-28 14:29:10 +0000 |
commit | 2aa4a82499d4becd2284cdb482213d541b8804dd (patch) | |
tree | b80bf8bf13c3766139fbacc530efd0dd9d54394c /js/src/builtin/BigInt.js | |
parent | Initial commit. (diff) | |
download | firefox-2aa4a82499d4becd2284cdb482213d541b8804dd.tar.xz firefox-2aa4a82499d4becd2284cdb482213d541b8804dd.zip |
Adding upstream version 86.0.1.upstream/86.0.1upstream
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to '')
-rw-r--r-- | js/src/builtin/BigInt.js | 36 |
1 files changed, 36 insertions, 0 deletions
diff --git a/js/src/builtin/BigInt.js b/js/src/builtin/BigInt.js new file mode 100644 index 0000000000..2a0edbbc7a --- /dev/null +++ b/js/src/builtin/BigInt.js @@ -0,0 +1,36 @@ +/* This Source Code Form is subject to the terms of the Mozilla Public + * License, v. 2.0. If a copy of the MPL was not distributed with this + * file, You can obtain one at http://mozilla.org/MPL/2.0/. */ + +#if JS_HAS_INTL_API +/** + * Format this BigInt object into a string, using the locale and formatting + * options provided. + * + * Spec PR: https://github.com/tc39/ecma402/pull/236 + */ +function BigInt_toLocaleString() { + // Step 1. Note that valueOf enforces "thisBigIntValue" restrictions. + var x = callFunction(std_BigInt_valueOf, this); + + var locales = arguments.length > 0 ? arguments[0] : undefined; + var options = arguments.length > 1 ? arguments[1] : undefined; + + // Step 2. + var numberFormat; + if (locales === undefined && options === undefined) { + // This cache only optimizes when no explicit locales and options + // arguments were supplied. + if (!IsRuntimeDefaultLocale(numberFormatCache.runtimeDefaultLocale)) { + numberFormatCache.numberFormat = intl_NumberFormat(locales, options); + numberFormatCache.runtimeDefaultLocale = RuntimeDefaultLocale(); + } + numberFormat = numberFormatCache.numberFormat; + } else { + numberFormat = intl_NumberFormat(locales, options); + } + + // Step 3. + return intl_FormatNumber(numberFormat, x, /* formatToParts = */ false, /* unitStyle = */ false); +} +#endif // JS_HAS_INTL_API |