200 lines
5.0 KiB
JavaScript
200 lines
5.0 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.serializeError = serializeError;
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exports.parseError = parseError;
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exports.parseSerializedValue = parseSerializedValue;
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exports.serializeValue = serializeValue;
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var _errors = require("../utils/errors");
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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 serializeError(e) {
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if (isError(e)) return {
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error: {
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message: e.message,
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stack: e.stack,
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name: e.name
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}
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};
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return {
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value: serializeValue(e, value => ({
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fallThrough: value
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}), new Set())
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};
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}
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function parseError(error) {
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if (!error.error) {
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if (error.value === undefined) throw new Error('Serialized error must have either an error or a value');
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return parseSerializedValue(error.value, undefined);
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}
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if (error.error.name === 'TimeoutError') {
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const e = new _errors.TimeoutError(error.error.message);
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e.stack = error.error.stack || '';
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return e;
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}
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const e = new Error(error.error.message);
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e.stack = error.error.stack || '';
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e.name = error.error.name;
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return e;
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}
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function parseSerializedValue(value, handles) {
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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.r !== undefined) return new RegExp(value.r.p, value.r.f);
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if (value.a !== undefined) return value.a.map(a => parseSerializedValue(a, handles));
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if (value.o !== undefined) {
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const 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] = parseSerializedValue(v, handles);
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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, visited) {
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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 (visited.has(value)) throw new Error('Argument is a circular structure');
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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 (isError(value)) {
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const error = value;
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if ('captureStackTrace' in global.Error) {
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// v8
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return {
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s: error.stack || ''
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};
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}
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return {
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s: `${error.name}: ${error.message}\n${error.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 (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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if (Array.isArray(value)) {
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const a = [];
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visited.add(value);
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for (let i = 0; i < value.length; ++i) a.push(serializeValue(value[i], handleSerializer, visited));
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visited.delete(value);
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return {
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a
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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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visited.add(value);
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for (const name of Object.keys(value)) o.push({
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k: name,
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v: serializeValue(value[name], handleSerializer, visited)
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});
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visited.delete(value);
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return {
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o
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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 isError(obj) {
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var _obj$__proto__;
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return obj instanceof Error || (obj === null || obj === void 0 ? void 0 : (_obj$__proto__ = obj.__proto__) === null || _obj$__proto__ === void 0 ? void 0 : _obj$__proto__.name) === 'Error' || (obj === null || obj === void 0 ? void 0 : obj.__proto__) && isError(obj.__proto__);
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} |