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rOACCT/node_modules/core-js/modules/es.string.replace.js
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es.string.replace.js
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'use strict';
var apply = require('../internals/function-apply');
var call = require('../internals/function-call');
var uncurryThis = require('../internals/function-uncurry-this');
var fixRegExpWellKnownSymbolLogic = require('../internals/fix-regexp-well-known-symbol-logic');
var fails = require('../internals/fails');
var anObject = require('../internals/an-object');
var isCallable = require('../internals/is-callable');
var isNullOrUndefined = require('../internals/is-null-or-undefined');
var toIntegerOrInfinity = require('../internals/to-integer-or-infinity');
var toLength = require('../internals/to-length');
var toString = require('../internals/to-string');
var requireObjectCoercible = require('../internals/require-object-coercible');
var advanceStringIndex = require('../internals/advance-string-index');
var getMethod = require('../internals/get-method');
var getSubstitution = require('../internals/get-substitution');
var regExpExec = require('../internals/regexp-exec-abstract');
var wellKnownSymbol = require('../internals/well-known-symbol');
var REPLACE = wellKnownSymbol('replace');
var max = Math.max;
var min = Math.min;
var concat = uncurryThis([].concat);
var push = uncurryThis([].push);
var stringIndexOf = uncurryThis(''.indexOf);
var stringSlice = uncurryThis(''.slice);
var maybeToString = function (it) {
return it === undefined ? it : String(it);
};
// IE <= 11 replaces $0 with the whole match, as if it was $&
// https://stackoverflow.com/questions/6024666/getting-ie-to-replace-a-regex-with-the-literal-string-0
var REPLACE_KEEPS_$0 = (function () {
// eslint-disable-next-line regexp/prefer-escape-replacement-dollar-char -- required for testing
return 'a'.replace(/./, '$0') === '$0';
})();
// Safari <= 13.0.3(?) substitutes nth capture where n>m with an empty string
var REGEXP_REPLACE_SUBSTITUTES_UNDEFINED_CAPTURE = (function () {
if (/./[REPLACE]) {
return /./[REPLACE]('a', '$0') === '';
}
return false;
})();
var REPLACE_SUPPORTS_NAMED_GROUPS = !fails(function () {
var re = /./;
re.exec = function () {
var result = [];
result.groups = { a: '7' };
return result;
};
// eslint-disable-next-line regexp/no-useless-dollar-replacements -- false positive
return ''.replace(re, '$<a>') !== '7';
});
// @@replace logic
fixRegExpWellKnownSymbolLogic('replace', function (_, nativeReplace, maybeCallNative) {
var UNSAFE_SUBSTITUTE = REGEXP_REPLACE_SUBSTITUTES_UNDEFINED_CAPTURE ? '$' : '$0';
return [
// `String.prototype.replace` method
// https://tc39.es/ecma262/#sec-string.prototype.replace
function replace(searchValue, replaceValue) {
var O = requireObjectCoercible(this);
var replacer = isNullOrUndefined(searchValue) ? undefined : getMethod(searchValue, REPLACE);
return replacer
? call(replacer, searchValue, O, replaceValue)
: call(nativeReplace, toString(O), searchValue, replaceValue);
},
// `RegExp.prototype[@@replace]` method
// https://tc39.es/ecma262/#sec-regexp.prototype-@@replace
function (string, replaceValue) {
var rx = anObject(this);
var S = toString(string);
if (
typeof replaceValue == 'string' &&
stringIndexOf(replaceValue, UNSAFE_SUBSTITUTE) === -1 &&
stringIndexOf(replaceValue, '$<') === -1
) {
var res = maybeCallNative(nativeReplace, rx, S, replaceValue);
if (res.done) return res.value;
}
var functionalReplace = isCallable(replaceValue);
if (!functionalReplace) replaceValue = toString(replaceValue);
var global = rx.global;
if (global) {
var fullUnicode = rx.unicode;
rx.lastIndex = 0;
}
var results = [];
while (true) {
var result = regExpExec(rx, S);
if (result === null) break;
push(results, result);
if (!global) break;
var matchStr = toString(result[0]);
if (matchStr === '') rx.lastIndex = advanceStringIndex(S, toLength(rx.lastIndex), fullUnicode);
}
var accumulatedResult = '';
var nextSourcePosition = 0;
for (var i = 0; i < results.length; i++) {
result = results[i];
var matched = toString(result[0]);
var position = max(min(toIntegerOrInfinity(result.index), S.length), 0);
var captures = [];
// NOTE: This is equivalent to
// captures = result.slice(1).map(maybeToString)
// but for some reason `nativeSlice.call(result, 1, result.length)` (called in
// the slice polyfill when slicing native arrays) "doesn't work" in safari 9 and
// causes a crash (https://pastebin.com/N21QzeQA) when trying to debug it.
for (var j = 1; j < result.length; j++) push(captures, maybeToString(result[j]));
var namedCaptures = result.groups;
if (functionalReplace) {
var replacerArgs = concat([matched], captures, position, S);
if (namedCaptures !== undefined) push(replacerArgs, namedCaptures);
var replacement = toString(apply(replaceValue, undefined, replacerArgs));
} else {
replacement = getSubstitution(matched, S, position, captures, namedCaptures, replaceValue);
}
if (position >= nextSourcePosition) {
accumulatedResult += stringSlice(S, nextSourcePosition, position) + replacement;
nextSourcePosition = position + matched.length;
}
}
return accumulatedResult + stringSlice(S, nextSourcePosition);
}
];
}, !REPLACE_SUPPORTS_NAMED_GROUPS || !REPLACE_KEEPS_$0 || REGEXP_REPLACE_SUBSTITUTES_UNDEFINED_CAPTURE);
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