173 lines
4.9 KiB
JavaScript
173 lines
4.9 KiB
JavaScript
"use strict";
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Object.defineProperty(exports, "__esModule", {
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value: true
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});
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exports.parseSerializedValue = parseSerializedValue;
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exports.serializeValue = serializeValue;
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/**
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* Copyright (c) Microsoft Corporation.
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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function parseSerializedValue(value, handles) {
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return innerParseSerializedValue(value, handles, new Map());
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}
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function innerParseSerializedValue(value, handles, refs) {
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if (value.ref !== undefined) return refs.get(value.ref);
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if (value.n !== undefined) return value.n;
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if (value.s !== undefined) return value.s;
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if (value.b !== undefined) return value.b;
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if (value.v !== undefined) {
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if (value.v === 'undefined') return undefined;
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if (value.v === 'null') return null;
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if (value.v === 'NaN') return NaN;
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if (value.v === 'Infinity') return Infinity;
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if (value.v === '-Infinity') return -Infinity;
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if (value.v === '-0') return -0;
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}
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if (value.d !== undefined) return new Date(value.d);
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if (value.u !== undefined) return new URL(value.u);
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if (value.bi !== undefined) return BigInt(value.bi);
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if (value.e !== undefined) {
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const error = new Error(value.e.m);
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error.name = value.e.n;
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error.stack = value.e.s;
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return error;
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}
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if (value.r !== undefined) return new RegExp(value.r.p, value.r.f);
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if (value.a !== undefined) {
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const result = [];
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refs.set(value.id, result);
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for (const v of value.a) result.push(innerParseSerializedValue(v, handles, refs));
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return result;
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}
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if (value.o !== undefined) {
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const result = {};
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refs.set(value.id, result);
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for (const {
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k,
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v
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} of value.o) result[k] = innerParseSerializedValue(v, handles, refs);
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return result;
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}
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if (value.h !== undefined) {
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if (handles === undefined) throw new Error('Unexpected handle');
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return handles[value.h];
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}
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throw new Error('Unexpected value');
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}
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function serializeValue(value, handleSerializer) {
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return innerSerializeValue(value, handleSerializer, {
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lastId: 0,
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visited: new Map()
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});
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}
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function innerSerializeValue(value, handleSerializer, visitorInfo) {
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const handle = handleSerializer(value);
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if ('fallThrough' in handle) value = handle.fallThrough;else return handle;
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if (typeof value === 'symbol') return {
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v: 'undefined'
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};
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if (Object.is(value, undefined)) return {
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v: 'undefined'
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};
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if (Object.is(value, null)) return {
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v: 'null'
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};
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if (Object.is(value, NaN)) return {
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v: 'NaN'
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};
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if (Object.is(value, Infinity)) return {
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v: 'Infinity'
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};
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if (Object.is(value, -Infinity)) return {
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v: '-Infinity'
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};
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if (Object.is(value, -0)) return {
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v: '-0'
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};
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if (typeof value === 'boolean') return {
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b: value
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};
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if (typeof value === 'number') return {
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n: value
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};
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if (typeof value === 'string') return {
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s: value
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};
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if (typeof value === 'bigint') return {
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bi: value.toString()
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};
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if (isError(value)) return {
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e: {
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n: value.name,
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m: value.message,
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s: value.stack || ''
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}
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};
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if (isDate(value)) return {
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d: value.toJSON()
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};
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if (isURL(value)) return {
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u: value.toJSON()
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};
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if (isRegExp(value)) return {
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r: {
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p: value.source,
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f: value.flags
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}
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};
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const id = visitorInfo.visited.get(value);
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if (id) return {
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ref: id
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};
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if (Array.isArray(value)) {
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const a = [];
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const id = ++visitorInfo.lastId;
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visitorInfo.visited.set(value, id);
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for (let i = 0; i < value.length; ++i) a.push(innerSerializeValue(value[i], handleSerializer, visitorInfo));
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return {
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a,
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id
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};
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}
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if (typeof value === 'object') {
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const o = [];
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const id = ++visitorInfo.lastId;
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visitorInfo.visited.set(value, id);
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for (const name of Object.keys(value)) o.push({
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k: name,
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v: innerSerializeValue(value[name], handleSerializer, visitorInfo)
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});
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return {
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o,
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id
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};
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}
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throw new Error('Unexpected value');
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}
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function isRegExp(obj) {
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return obj instanceof RegExp || Object.prototype.toString.call(obj) === '[object RegExp]';
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}
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function isDate(obj) {
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return obj instanceof Date || Object.prototype.toString.call(obj) === '[object Date]';
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}
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function isURL(obj) {
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return obj instanceof URL || Object.prototype.toString.call(obj) === '[object URL]';
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}
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function isError(obj) {
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const proto = obj ? Object.getPrototypeOf(obj) : null;
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return obj instanceof Error || (proto === null || proto === void 0 ? void 0 : proto.name) === 'Error' || proto && isError(proto);
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} |