158 lines
5.9 KiB
Plaintext
158 lines
5.9 KiB
Plaintext
"use strict";
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/* --------------------------------------------------------------------------------------------
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* Copyright (c) Microsoft Corporation. All rights reserved.
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* Licensed under the MIT License. See License.txt in the project root for license information.
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* ------------------------------------------------------------------------------------------ */
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var __createBinding = (this && this.__createBinding) || (Object.create ? (function(o, m, k, k2) {
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if (k2 === undefined) k2 = k;
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var desc = Object.getOwnPropertyDescriptor(m, k);
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if (!desc || ("get" in desc ? !m.__esModule : desc.writable || desc.configurable)) {
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desc = { enumerable: true, get: function() { return m[k]; } };
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}
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Object.defineProperty(o, k2, desc);
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}) : (function(o, m, k, k2) {
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if (k2 === undefined) k2 = k;
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o[k2] = m[k];
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}));
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var __setModuleDefault = (this && this.__setModuleDefault) || (Object.create ? (function(o, v) {
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Object.defineProperty(o, "default", { enumerable: true, value: v });
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}) : function(o, v) {
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o["default"] = v;
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});
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var __importStar = (this && this.__importStar) || (function () {
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var ownKeys = function(o) {
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ownKeys = Object.getOwnPropertyNames || function (o) {
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var ar = [];
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for (var k in o) if (Object.prototype.hasOwnProperty.call(o, k)) ar[ar.length] = k;
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return ar;
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};
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return ownKeys(o);
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};
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return function (mod) {
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if (mod && mod.__esModule) return mod;
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var result = {};
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if (mod != null) for (var k = ownKeys(mod), i = 0; i < k.length; i++) if (k[i] !== "default") __createBinding(result, mod, k[i]);
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__setModuleDefault(result, mod);
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return result;
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};
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})();
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var __importDefault = (this && this.__importDefault) || function (mod) {
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return (mod && mod.__esModule) ? mod : { "default": mod };
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};
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Object.defineProperty(exports, "__esModule", { value: true });
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exports.WriteableStreamMessageWriter = exports.AbstractMessageWriter = exports.MessageWriter = void 0;
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const ral_1 = __importDefault(require("./ral"));
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const Is = __importStar(require("./is"));
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const semaphore_1 = require("./semaphore");
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const events_1 = require("./events");
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const ContentLength = 'Content-Length: ';
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const CRLF = '\r\n';
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var MessageWriter;
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(function (MessageWriter) {
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function is(value) {
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const candidate = value;
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return candidate && Is.func(candidate.dispose) && Is.func(candidate.onClose) &&
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Is.func(candidate.onError) && Is.func(candidate.write);
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}
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MessageWriter.is = is;
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})(MessageWriter || (exports.MessageWriter = MessageWriter = {}));
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class AbstractMessageWriter {
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errorEmitter;
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closeEmitter;
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constructor() {
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this.errorEmitter = new events_1.Emitter();
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this.closeEmitter = new events_1.Emitter();
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}
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dispose() {
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this.errorEmitter.dispose();
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this.closeEmitter.dispose();
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}
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get onError() {
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return this.errorEmitter.event;
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}
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fireError(error, message, count) {
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this.errorEmitter.fire([this.asError(error), message, count]);
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}
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get onClose() {
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return this.closeEmitter.event;
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}
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fireClose() {
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this.closeEmitter.fire(undefined);
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}
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asError(error) {
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if (error instanceof Error) {
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return error;
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}
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else {
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return new Error(`Writer received error. Reason: ${Is.string(error.message) ? error.message : 'unknown'}`);
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}
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}
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}
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exports.AbstractMessageWriter = AbstractMessageWriter;
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var ResolvedMessageWriterOptions;
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(function (ResolvedMessageWriterOptions) {
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function fromOptions(options) {
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if (options === undefined || typeof options === 'string') {
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return { charset: options ?? 'utf-8', contentTypeEncoder: (0, ral_1.default)().applicationJson.encoder };
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}
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else {
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return { charset: options.charset ?? 'utf-8', contentEncoder: options.contentEncoder, contentTypeEncoder: options.contentTypeEncoder ?? (0, ral_1.default)().applicationJson.encoder };
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}
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}
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ResolvedMessageWriterOptions.fromOptions = fromOptions;
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})(ResolvedMessageWriterOptions || (ResolvedMessageWriterOptions = {}));
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class WriteableStreamMessageWriter extends AbstractMessageWriter {
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writable;
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options;
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errorCount;
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writeSemaphore;
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constructor(writable, options) {
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super();
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this.writable = writable;
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this.options = ResolvedMessageWriterOptions.fromOptions(options);
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this.errorCount = 0;
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this.writeSemaphore = new semaphore_1.Semaphore(1);
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this.writable.onError((error) => this.fireError(error));
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this.writable.onClose(() => this.fireClose());
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}
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async write(msg) {
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return this.writeSemaphore.lock(async () => {
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const payload = this.options.contentTypeEncoder.encode(msg, this.options).then((buffer) => {
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if (this.options.contentEncoder !== undefined) {
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return this.options.contentEncoder.encode(buffer);
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}
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else {
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return buffer;
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}
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});
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return payload.then((buffer) => {
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const headers = [];
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headers.push(ContentLength, buffer.byteLength.toString(), CRLF);
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headers.push(CRLF);
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return this.doWrite(msg, headers, buffer);
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}, (error) => {
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this.fireError(error);
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throw error;
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});
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});
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}
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async doWrite(msg, headers, data) {
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try {
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await this.writable.write(headers.join(''), 'ascii');
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return this.writable.write(data);
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}
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catch (error) {
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this.handleError(error, msg);
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return Promise.reject(error);
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}
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}
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handleError(error, msg) {
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this.errorCount++;
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this.fireError(error, msg, this.errorCount);
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}
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end() {
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this.writable.end();
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}
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}
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exports.WriteableStreamMessageWriter = WriteableStreamMessageWriter;
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