stuff

buildfiles/node_modules/core-js/modules/es.string.match-all.js

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+'use strict';
+var $ = require('../internals/export');
+var createIteratorConstructor = require('../internals/create-iterator-constructor');
+var requireObjectCoercible = require('../internals/require-object-coercible');
+var toLength = require('../internals/to-length');
+var aFunction = require('../internals/a-function');
+var anObject = require('../internals/an-object');
+var classof = require('../internals/classof-raw');
+var isRegExp = require('../internals/is-regexp');
+var getRegExpFlags = require('../internals/regexp-flags');
+var createNonEnumerableProperty = require('../internals/create-non-enumerable-property');
+var fails = require('../internals/fails');
+var wellKnownSymbol = require('../internals/well-known-symbol');
+var speciesConstructor = require('../internals/species-constructor');
+var advanceStringIndex = require('../internals/advance-string-index');
+var InternalStateModule = require('../internals/internal-state');
+var IS_PURE = require('../internals/is-pure');
+
+var MATCH_ALL = wellKnownSymbol('matchAll');
+var REGEXP_STRING = 'RegExp String';
+var REGEXP_STRING_ITERATOR = REGEXP_STRING + ' Iterator';
+var setInternalState = InternalStateModule.set;
+var getInternalState = InternalStateModule.getterFor(REGEXP_STRING_ITERATOR);
+var RegExpPrototype = RegExp.prototype;
+var regExpBuiltinExec = RegExpPrototype.exec;
+var nativeMatchAll = ''.matchAll;
+
+var WORKS_WITH_NON_GLOBAL_REGEX = !!nativeMatchAll && !fails(function () {
+  'a'.matchAll(/./);
+});
+
+var regExpExec = function (R, S) {
+  var exec = R.exec;
+  var result;
+  if (typeof exec == 'function') {
+    result = exec.call(R, S);
+    if (typeof result != 'object') throw TypeError('Incorrect exec result');
+    return result;
+  } return regExpBuiltinExec.call(R, S);
+};
+
+// eslint-disable-next-line max-len
+var $RegExpStringIterator = createIteratorConstructor(function RegExpStringIterator(regexp, string, global, fullUnicode) {
+  setInternalState(this, {
+    type: REGEXP_STRING_ITERATOR,
+    regexp: regexp,
+    string: string,
+    global: global,
+    unicode: fullUnicode,
+    done: false
+  });
+}, REGEXP_STRING, function next() {
+  var state = getInternalState(this);
+  if (state.done) return { value: undefined, done: true };
+  var R = state.regexp;
+  var S = state.string;
+  var match = regExpExec(R, S);
+  if (match === null) return { value: undefined, done: state.done = true };
+  if (state.global) {
+    if (String(match[0]) == '') R.lastIndex = advanceStringIndex(S, toLength(R.lastIndex), state.unicode);
+    return { value: match, done: false };
+  }
+  state.done = true;
+  return { value: match, done: false };
+});
+
+var $matchAll = function (string) {
+  var R = anObject(this);
+  var S = String(string);
+  var C, flagsValue, flags, matcher, global, fullUnicode;
+  C = speciesConstructor(R, RegExp);
+  flagsValue = R.flags;
+  if (flagsValue === undefined && R instanceof RegExp && !('flags' in RegExpPrototype)) {
+    flagsValue = getRegExpFlags.call(R);
+  }
+  flags = flagsValue === undefined ? '' : String(flagsValue);
+  matcher = new C(C === RegExp ? R.source : R, flags);
+  global = !!~flags.indexOf('g');
+  fullUnicode = !!~flags.indexOf('u');
+  matcher.lastIndex = toLength(R.lastIndex);
+  return new $RegExpStringIterator(matcher, S, global, fullUnicode);
+};
+
+// `String.prototype.matchAll` method
+// https://github.com/tc39/proposal-string-matchall
+$({ target: 'String', proto: true, forced: WORKS_WITH_NON_GLOBAL_REGEX }, {
+  matchAll: function matchAll(regexp) {
+    var O = requireObjectCoercible(this);
+    var flags, S, matcher, rx;
+    if (regexp != null) {
+      if (isRegExp(regexp)) {
+        flags = String(requireObjectCoercible('flags' in RegExpPrototype
+          ? regexp.flags
+          : getRegExpFlags.call(regexp)
+        ));
+        if (!~flags.indexOf('g')) throw TypeError('`.matchAll` does not allow non-global regexes');
+      }
+      if (WORKS_WITH_NON_GLOBAL_REGEX) return nativeMatchAll.apply(O, arguments);
+      matcher = regexp[MATCH_ALL];
+      if (matcher === undefined && IS_PURE && classof(regexp) == 'RegExp') matcher = $matchAll;
+      if (matcher != null) return aFunction(matcher).call(regexp, O);
+    } else if (WORKS_WITH_NON_GLOBAL_REGEX) return nativeMatchAll.apply(O, arguments);
+    S = String(O);
+    rx = new RegExp(regexp, 'g');
+    return IS_PURE ? $matchAll.call(rx, S) : rx[MATCH_ALL](S);
+  }
+});
+
+IS_PURE || MATCH_ALL in RegExpPrototype || createNonEnumerableProperty(RegExpPrototype, MATCH_ALL, $matchAll);