@theia/task
Version:
Theia - Task extension. This extension adds support for executing raw or terminal processes in the backend.
125 lines • 5.36 kB
JavaScript
;
// *****************************************************************************
// Copyright (C) 2017 Ericsson and others.
//
// This program and the accompanying materials are made available under the
// terms of the Eclipse Public License v. 2.0 which is available at
// http://www.eclipse.org/legal/epl-2.0.
//
// This Source Code may also be made available under the following Secondary
// Licenses when the conditions for such availability set forth in the Eclipse
// Public License v. 2.0 are satisfied: GNU General Public License, version 2
// with the GNU Classpath Exception which is available at
// https://www.gnu.org/software/classpath/license.html.
//
// SPDX-License-Identifier: EPL-2.0 OR GPL-2.0-only WITH Classpath-exception-2.0
// *****************************************************************************
Object.defineProperty(exports, "__esModule", { value: true });
exports.ProcessTask = exports.TaskFactory = exports.TaskProcessOptions = exports.removeAnsiEscapeCodes = void 0;
const tslib_1 = require("tslib");
/*---------------------------------------------------------------------------------------------
* Copyright (c) Microsoft Corporation. All rights reserved.
* Licensed under the MIT License. See License.txt in the project root for license information.
*--------------------------------------------------------------------------------------------*/
const inversify_1 = require("@theia/core/shared/inversify");
const common_1 = require("@theia/core/lib/common/");
const task_1 = require("../task");
const task_manager_1 = require("../task-manager");
// copied from https://github.com/microsoft/vscode/blob/1.79.0/src/vs/base/common/strings.ts#L736
const CSI_SEQUENCE = /(:?\x1b\[|\x9B)[=?>!]?[\d;:]*["$#'* ]?[a-zA-Z@^`{}|~]/g;
// Plus additional markers for custom `\x1b]...\x07` instructions.
const CSI_CUSTOM_SEQUENCE = /\x1b\].*?\x07/g;
function removeAnsiEscapeCodes(str) {
if (str) {
str = str.replace(CSI_SEQUENCE, '').replace(CSI_CUSTOM_SEQUENCE, '');
}
return str.trimEnd();
}
exports.removeAnsiEscapeCodes = removeAnsiEscapeCodes;
exports.TaskProcessOptions = Symbol('TaskProcessOptions');
exports.TaskFactory = Symbol('TaskFactory');
/** Represents a Task launched as a process by `ProcessTaskRunner`. */
let ProcessTask = class ProcessTask extends task_1.Task {
constructor(taskManager, logger, options) {
super(taskManager, logger, options);
this.options = options;
const toDispose = this.process.onClose(async (event) => {
toDispose.dispose();
this.fireTaskExited(await this.getTaskExitedEvent(event));
});
// Buffer to accumulate incoming output.
let dataBuffer = '';
this.process.outputStream.on('data', (chunk) => {
dataBuffer += chunk;
while (1) {
// Check if we have a complete line.
const eolIdx = dataBuffer.indexOf('\n');
if (eolIdx < 0) {
break;
}
// Get and remove the line from the data buffer.
const lineBuf = dataBuffer.slice(0, eolIdx);
dataBuffer = dataBuffer.slice(eolIdx + 1);
const processedLine = removeAnsiEscapeCodes(lineBuf);
this.fireOutputLine({
taskId: this.taskId,
ctx: this.context,
line: processedLine
});
}
});
this.command = this.options.command;
this.logger.info(`Created new task, id: ${this.id}, process id: ${this.options.process.id}, OS PID: ${this.process.pid}, context: ${this.context}`);
}
kill() {
return new Promise(resolve => {
if (this.process.killed) {
resolve();
}
else {
const toDispose = this.process.onClose(event => {
toDispose.dispose();
resolve();
});
this.process.kill();
}
});
}
async getTaskExitedEvent(evt) {
return {
taskId: this.taskId,
ctx: this.context,
code: evt.code,
signal: evt.signal,
config: this.options.config,
terminalId: this.process.id,
processId: this.process.id
};
}
getRuntimeInfo() {
return {
taskId: this.id,
ctx: this.context,
config: this.options.config,
terminalId: this.process.id,
processId: this.process.id,
command: this.command
};
}
get process() {
return this.options.process;
}
get processType() {
return this.options.processType;
}
};
exports.ProcessTask = ProcessTask;
exports.ProcessTask = ProcessTask = tslib_1.__decorate([
(0, inversify_1.injectable)(),
tslib_1.__param(0, (0, inversify_1.inject)(task_manager_1.TaskManager)),
tslib_1.__param(1, (0, inversify_1.inject)(common_1.ILogger)),
tslib_1.__param(1, (0, inversify_1.named)('task')),
tslib_1.__param(2, (0, inversify_1.inject)(exports.TaskProcessOptions)),
tslib_1.__metadata("design:paramtypes", [task_manager_1.TaskManager, Object, Object])
], ProcessTask);
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