@textlint/kernel/src/task/task-runner.ts

textlint kernel is core logic by pure JavaScript.

// LICENSE : MIT
"use strict";
import CoreTask, {
    default as TextLintCoreTask,
    IgnoreReportedMessage,
    LintReportedMessage
} from "./textlint-core-task";

export default class TaskRunner {
    /**
     * Task and return promise
     * @param {TextLintCoreTask} task
     * @returns {Promise}
     */
    static process(task: TextLintCoreTask): Promise<Array<LintReportedMessage | IgnoreReportedMessage>> {
        return new Promise((resolve, reject) => {
            const messages: Array<LintReportedMessage | IgnoreReportedMessage> = [];
            task.on(CoreTask.events.message, (message) => {
                messages.push(message);
            });
            task.on(CoreTask.events.error, (error) => {
                reject(error);
            });
            task.on(CoreTask.events.complete, () => {
                task.removeAllListeners();
                resolve(messages);
            });
            task.start();
        });
    }
}