diff options
Diffstat (limited to 'node_modules/entities/lib/esm/decode_codepoint.js')
| -rw-r--r-- | node_modules/entities/lib/esm/decode_codepoint.js | 71 |
1 files changed, 71 insertions, 0 deletions
diff --git a/node_modules/entities/lib/esm/decode_codepoint.js b/node_modules/entities/lib/esm/decode_codepoint.js new file mode 100644 index 00000000..4d8281e3 --- /dev/null +++ b/node_modules/entities/lib/esm/decode_codepoint.js @@ -0,0 +1,71 @@ +// Adapted from https://github.com/mathiasbynens/he/blob/36afe179392226cf1b6ccdb16ebbb7a5a844d93a/src/he.js#L106-L134 +var _a; +const decodeMap = new Map([ + [0, 65533], + // C1 Unicode control character reference replacements + [128, 8364], + [130, 8218], + [131, 402], + [132, 8222], + [133, 8230], + [134, 8224], + [135, 8225], + [136, 710], + [137, 8240], + [138, 352], + [139, 8249], + [140, 338], + [142, 381], + [145, 8216], + [146, 8217], + [147, 8220], + [148, 8221], + [149, 8226], + [150, 8211], + [151, 8212], + [152, 732], + [153, 8482], + [154, 353], + [155, 8250], + [156, 339], + [158, 382], + [159, 376], +]); +/** + * Polyfill for `String.fromCodePoint`. It is used to create a string from a Unicode code point. + */ +export const fromCodePoint = +// eslint-disable-next-line @typescript-eslint/no-unnecessary-condition, node/no-unsupported-features/es-builtins +(_a = String.fromCodePoint) !== null && _a !== void 0 ? _a : function (codePoint) { + let output = ""; + if (codePoint > 0xffff) { + codePoint -= 0x10000; + output += String.fromCharCode(((codePoint >>> 10) & 0x3ff) | 0xd800); + codePoint = 0xdc00 | (codePoint & 0x3ff); + } + output += String.fromCharCode(codePoint); + return output; +}; +/** + * Replace the given code point with a replacement character if it is a + * surrogate or is outside the valid range. Otherwise return the code + * point unchanged. + */ +export function replaceCodePoint(codePoint) { + var _a; + if ((codePoint >= 0xd800 && codePoint <= 0xdfff) || codePoint > 0x10ffff) { + return 0xfffd; + } + return (_a = decodeMap.get(codePoint)) !== null && _a !== void 0 ? _a : codePoint; +} +/** + * Replace the code point if relevant, then convert it to a string. + * + * @deprecated Use `fromCodePoint(replaceCodePoint(codePoint))` instead. + * @param codePoint The code point to decode. + * @returns The decoded code point. + */ +export default function decodeCodePoint(codePoint) { + return fromCodePoint(replaceCodePoint(codePoint)); +} +//# sourceMappingURL=decode_codepoint.js.map
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