playwright-core
Version:
A high-level API to automate web browsers
151 lines • 5.33 kB
JavaScript
;
/**
* Copyright (c) Microsoft Corporation.
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
Object.defineProperty(exports, "__esModule", { value: true });
exports.serializeValue = exports.parseSerializedValue = exports.parseError = exports.serializeError = void 0;
const errors_1 = require("../utils/errors");
function serializeError(e) {
if (isError(e))
return { error: { message: e.message, stack: e.stack, name: e.name } };
return { value: serializeValue(e, value => ({ fallThrough: value }), new Set()) };
}
exports.serializeError = serializeError;
function parseError(error) {
if (!error.error) {
if (error.value === undefined)
throw new Error('Serialized error must have either an error or a value');
return parseSerializedValue(error.value, undefined);
}
if (error.error.name === 'TimeoutError') {
const e = new errors_1.TimeoutError(error.error.message);
e.stack = error.error.stack || '';
return e;
}
const e = new Error(error.error.message);
e.stack = error.error.stack || '';
return e;
}
exports.parseError = parseError;
function parseSerializedValue(value, handles) {
if (value.n !== undefined)
return value.n;
if (value.s !== undefined)
return value.s;
if (value.b !== undefined)
return value.b;
if (value.v !== undefined) {
if (value.v === 'undefined')
return undefined;
if (value.v === 'null')
return null;
if (value.v === 'NaN')
return NaN;
if (value.v === 'Infinity')
return Infinity;
if (value.v === '-Infinity')
return -Infinity;
if (value.v === '-0')
return -0;
}
if (value.d !== undefined)
return new Date(value.d);
if (value.r !== undefined)
return new RegExp(value.r.p, value.r.f);
if (value.a !== undefined)
return value.a.map((a) => parseSerializedValue(a, handles));
if (value.o !== undefined) {
const result = {};
for (const { k, v } of value.o)
result[k] = parseSerializedValue(v, handles);
return result;
}
if (value.h !== undefined) {
if (handles === undefined)
throw new Error('Unexpected handle');
return handles[value.h];
}
throw new Error('Unexpected value');
}
exports.parseSerializedValue = parseSerializedValue;
function serializeValue(value, handleSerializer, visited) {
const handle = handleSerializer(value);
if ('fallThrough' in handle)
value = handle.fallThrough;
else
return handle;
if (visited.has(value))
throw new Error('Argument is a circular structure');
if (typeof value === 'symbol')
return { v: 'undefined' };
if (Object.is(value, undefined))
return { v: 'undefined' };
if (Object.is(value, null))
return { v: 'null' };
if (Object.is(value, NaN))
return { v: 'NaN' };
if (Object.is(value, Infinity))
return { v: 'Infinity' };
if (Object.is(value, -Infinity))
return { v: '-Infinity' };
if (Object.is(value, -0))
return { v: '-0' };
if (typeof value === 'boolean')
return { b: value };
if (typeof value === 'number')
return { n: value };
if (typeof value === 'string')
return { s: value };
if (isError(value)) {
const error = value;
if ('captureStackTrace' in global.Error) {
// v8
return { s: error.stack || '' };
}
return { s: `${error.name}: ${error.message}\n${error.stack}` };
}
if (isDate(value))
return { d: value.toJSON() };
if (isRegExp(value))
return { r: { p: value.source, f: value.flags } };
if (Array.isArray(value)) {
const a = [];
visited.add(value);
for (let i = 0; i < value.length; ++i)
a.push(serializeValue(value[i], handleSerializer, visited));
visited.delete(value);
return { a };
}
if (typeof value === 'object') {
const o = [];
visited.add(value);
for (const name of Object.keys(value))
o.push({ k: name, v: serializeValue(value[name], handleSerializer, visited) });
visited.delete(value);
return { o };
}
throw new Error('Unexpected value');
}
exports.serializeValue = serializeValue;
function isRegExp(obj) {
return obj instanceof RegExp || Object.prototype.toString.call(obj) === '[object RegExp]';
}
function isDate(obj) {
return obj instanceof Date || Object.prototype.toString.call(obj) === '[object Date]';
}
function isError(obj) {
return obj instanceof Error || (obj && obj.__proto__ && obj.__proto__.name === 'Error');
}
//# sourceMappingURL=serializers.js.map