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node_modules/core-js/modules/esnext.json.raw-json.js

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+'use strict';
+var $ = require('../internals/export');
+var FREEZING = require('../internals/freezing');
+var NATIVE_RAW_JSON = require('../internals/native-raw-json');
+var getBuiltIn = require('../internals/get-built-in');
+var call = require('../internals/function-call');
+var uncurryThis = require('../internals/function-uncurry-this');
+var isCallable = require('../internals/is-callable');
+var isRawJSON = require('../internals/is-raw-json');
+var toString = require('../internals/to-string');
+var createProperty = require('../internals/create-property');
+var parseJSONString = require('../internals/parse-json-string');
+var getReplacerFunction = require('../internals/get-json-replacer-function');
+var uid = require('../internals/uid');
+var setInternalState = require('../internals/internal-state').set;
+
+var $String = String;
+var $SyntaxError = SyntaxError;
+var parse = getBuiltIn('JSON', 'parse');
+var $stringify = getBuiltIn('JSON', 'stringify');
+var create = getBuiltIn('Object', 'create');
+var freeze = getBuiltIn('Object', 'freeze');
+var at = uncurryThis(''.charAt);
+var slice = uncurryThis(''.slice);
+var exec = uncurryThis(/./.exec);
+var push = uncurryThis([].push);
+
+var MARK = uid();
+var MARK_LENGTH = MARK.length;
+var ERROR_MESSAGE = 'Unacceptable as raw JSON';
+var IS_WHITESPACE = /^[\t\n\r ]$/;
+
+// `JSON.parse` method
+// https://tc39.es/proposal-json-parse-with-source/#sec-json.israwjson
+// https://github.com/tc39/proposal-json-parse-with-source
+$({ target: 'JSON', stat: true, forced: !NATIVE_RAW_JSON }, {
+  rawJSON: function rawJSON(text) {
+    var jsonString = toString(text);
+    if (jsonString == '' || exec(IS_WHITESPACE, at(jsonString, 0)) || exec(IS_WHITESPACE, at(jsonString, jsonString.length - 1))) {
+      throw $SyntaxError(ERROR_MESSAGE);
+    }
+    var parsed = parse(jsonString);
+    if (typeof parsed == 'object' && parsed !== null) throw $SyntaxError(ERROR_MESSAGE);
+    var obj = create(null);
+    setInternalState(obj, { type: 'RawJSON' });
+    createProperty(obj, 'rawJSON', jsonString);
+    return FREEZING ? freeze(obj) : obj;
+  }
+});
+
+// `JSON.stringify` method
+// https://tc39.es/ecma262/#sec-json.stringify
+// https://github.com/tc39/proposal-json-parse-with-source
+if ($stringify) $({ target: 'JSON', stat: true, arity: 3, forced: !NATIVE_RAW_JSON }, {
+  stringify: function stringify(text, replacer, space) {
+    var replacerFunction = getReplacerFunction(replacer);
+    var rawStrings = [];
+
+    var json = $stringify(text, function (key, value) {
+      // some old implementations (like WebKit) could pass numbers as keys
+      var v = isCallable(replacerFunction) ? call(replacerFunction, this, $String(key), value) : value;
+      return isRawJSON(v) ? MARK + (push(rawStrings, v.rawJSON) - 1) : v;
+    }, space);
+
+    if (typeof json != 'string') return json;
+
+    var result = '';
+    var length = json.length;
+
+    for (var i = 0; i < length; i++) {
+      var chr = at(json, i);
+      if (chr == '"') {
+        var end = parseJSONString(json, ++i).end - 1;
+        var string = slice(json, i, end);
+        result += slice(string, 0, MARK_LENGTH) == MARK
+          ? rawStrings[slice(string, MARK_LENGTH)]
+          : '"' + string + '"';
+        i = end;
+      } else result += chr;
+    }
+
+    return result;
+  }
+});