playwright/utils/generate_dotnet_channels.js

257 строки
9.0 KiB
JavaScript

#!/usr/bin/env node
/**
* 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.
*/
// @ts-check
const fs = require('fs');
const path = require('path');
const yaml = require('yaml');
const channels = new Set();
const inherits = new Map();
const mixins = new Map();
const COPYRIGHT_HEADER = `/*
* MIT License
*
* Copyright (c) Microsoft Corporation.
*
* Permission is hereby granted, free of charge, to any person obtaining a copy
* of this software and associated documentation files (the "Software"), to deal
* in the Software without restriction, including without limitation the rights
* to use, copy, modify, merge, publish, distribute, sublicense, and / or sell
* copies of the Software, and to permit persons to whom the Software is
* furnished to do so, subject to the following conditions:
*
* The above copyright notice and this permission notice shall be included in all
* copies or substantial portions of the Software.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
* AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
* OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
* SOFTWARE.
*/
`;
function raise(item) {
throw new Error('Invalid item: ' + JSON.stringify(item, null, 2));
}
function titleCase(name) {
return name[0].toUpperCase() + name.substring(1);
}
function mapType(type) {
if (type === 'SerializedValue')
return 'System.Text.Json.JsonElement';
if (type === 'boolean')
return 'bool';
if (type === 'number')
return 'int';
// TODO: keep the same names in .NET as upstream
if (type === 'ResourceTiming')
return 'RequestTimingResult';
if (type === 'LifecycleEvent')
return 'WaitUntilState';
return type;
}
function nullableSuffix(inner) {
if (['int', 'boolean'].includes(inner.ts))
return inner.optional ? '?' : '';
return '';
}
function inlineType(type, indent = '', name, level) {
if (typeof type === 'string') {
const optional = type.endsWith('?');
if (optional)
type = type.substring(0, type.length - 1);
if (type === 'binary')
return { ts: 'byte[]', scheme: 'tArray(tByte)', optional };
if (type === 'json')
return { ts: 'any', scheme: 'tAny', optional };
if (['string', 'boolean', 'number', 'undefined'].includes(type))
return { ts: mapType(type), scheme: `t${titleCase(type)}`, optional };
if (channels.has(type))
return { ts: `Core.${type}`, scheme: `tChannel('${type}')`, optional };
if (type === 'Channel')
return { ts: `Channel`, scheme: `tChannel('*')`, optional };
return { ts: mapType(type), scheme: `tType('${type}')`, optional };
}
if (type.type.startsWith('array')) {
const optional = type.type.endsWith('?');
const inner = inlineType(type.items, indent, name, level);
return { ts: `List<${inner.ts}>`, scheme: `tArray(${inner.scheme})`, optional };
}
if (type.type.startsWith('enum')) {
if (type.literals.includes('networkidle'))
return { ts: 'LoadState', scheme: `tString`, optional: false };
return { ts: 'string', scheme: `tString`, optional: false };
}
if (type.type.startsWith('object')) {
const optional = type.type.endsWith('?');
const custom = processCustomType(type, optional);
if (custom)
return custom;
if (level >= 1) {
const inner = properties(type.properties, ' ', false, name, level);
writeCSharpClass(name, null, ' {' + inner.ts + '\n }');
return { ts: name, scheme: 'tObject()', optional };
}
const inner = properties(type.properties, indent + ' ', false, name, level);
return {
ts: `{\n${inner.ts}\n${indent}}`,
scheme: `tObject({\n${inner.scheme}\n${indent}})`,
optional
};
}
raise(type);
}
function properties(properties, indent, onlyOptional, parentName, level) {
const ts = [];
const scheme = [];
const visitProperties = (props, parentName) => {
for (const [name, value] of Object.entries(props)) {
if (name === 'android' || name === 'electron')
continue;
if (name.startsWith('$mixin')) {
visitProperties(mixins.get(value).properties, parentName + toTitleCase(name));
continue;
}
const inner = inlineType(value, indent, parentName + toTitleCase(name), level + 1);
if (onlyOptional && !inner.optional)
continue;
ts.push('');
ts.push(`${indent}[JsonPropertyName("${name}")]`);
ts.push(`${indent}public ${inner.ts}${nullableSuffix(inner)} ${toTitleCase(name)} { get; set; }`);
const wrapped = inner.optional ? `tOptional(${inner.scheme})` : inner.scheme;
scheme.push(`${indent}${name}: ${wrapped},`);
}
};
visitProperties(properties, parentName);
return { ts: ts.join('\n'), scheme: scheme.join('\n') };
}
function objectType(props, indent, onlyOptional = false, parentName = '') {
if (!Object.entries(props).length)
return { ts: `${indent}{\n${indent}}`, scheme: `tObject({})` };
const inner = properties(props, indent + ' ', onlyOptional, parentName, 0);
return { ts: `${indent}{${inner.ts}\n${indent}}`, scheme: `tObject({\n${inner.scheme}\n${indent}})` };
}
const yml = fs.readFileSync(path.join(__dirname, '..', 'packages', 'protocol', 'src', 'protocol.yml'), 'utf-8');
const protocol = yaml.parse(yml);
for (const [name, value] of Object.entries(protocol)) {
if (value.type === 'interface') {
channels.add(name);
if (value.extends)
inherits.set(name, value.extends);
}
if (value.type === 'mixin')
mixins.set(name, value);
}
if (!process.argv[2]) {
console.error('.NET repository needs to be specified as an argument.\n' + `Usage: node ${path.relative(process.cwd(), __filename)} ../playwright-dotnet/src/Playwright/`);
process.exit(1);
}
const dir = path.join(process.argv[2], 'Transport', 'Protocol', 'Generated');
fs.mkdirSync(dir, { recursive: true });
for (const [name, item] of Object.entries(protocol)) {
if (item.type === 'interface') {
const init = objectType(item.initializer || {}, '');
const initializerName = name + 'Initializer';
const superName = inherits.has(name) ? inherits.get(name) + 'Initializer' : null;
writeCSharpClass(initializerName, superName, init.ts);
} else if (item.type === 'object') {
if (Object.keys(item.properties).length === 0)
continue;
const init = objectType(item.properties, '', false, name);
writeCSharpClass(name, null, init.ts);
}
}
/**
*
* @param {string} className
* @param {string|null} inheritFrom
* @param {any} serializedProperties
*/
function writeCSharpClass(className, inheritFrom, serializedProperties) {
if (className === 'SerializedArgument')
return;
const channels_ts = [];
channels_ts.push(COPYRIGHT_HEADER);
channels_ts.push('using System.Collections.Generic;');
channels_ts.push('using System.Text.Json.Serialization;');
channels_ts.push(``);
channels_ts.push(`namespace Microsoft.Playwright.Transport.Protocol;`);
channels_ts.push(``);
channels_ts.push(`internal class ${className}${inheritFrom ? ' : ' + inheritFrom : ''}`);
channels_ts.push(serializedProperties);
channels_ts.push(``);
writeFile(`${className}.cs`, channels_ts.join('\n'));
}
function writeFile(file, content) {
fs.writeFileSync(path.join(dir, file), content, 'utf8');
}
/**
* @param {string} name
* @returns {string}
*/
function toTitleCase(name) {
return name.charAt(0).toUpperCase() + name.substring(1);
}
function processCustomType(type, optional) {
if (type.properties.name
&& type.properties.value
&& inlineType(type.properties.name).ts === 'string'
&& inlineType(type.properties.value).ts === 'string')
return { ts: 'HeaderEntry', scheme: 'tObject()', optional };
if (type.properties.width
&& type.properties.height
&& inlineType(type.properties.width).ts === 'int'
&& inlineType(type.properties.height).ts === 'int')
return { ts: 'ViewportSize', scheme: 'tObject()', optional };
if (type.properties.url
&& type.properties.lineNumber
&& inlineType(type.properties.url).ts === 'string'
&& inlineType(type.properties.lineNumber).ts === 'int')
return { ts: 'ConsoleMessageLocation', scheme: 'tObject()', optional };
if (type.properties.name
&& type.properties.descriptor
&& inlineType(type.properties.name).ts === 'string')
return { ts: 'DeviceDescriptorEntry', scheme: 'tObject()', optional };
}