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import { args, exit } from "deno";import * as flags from "https://deno.land/x/flags@v0.2.5/index.ts";import { TaskRunner, TaskDecorator } from "runner.ts";
const globalRunner = new TaskRunner();
/** Define a task. * * ``` * task("prepare", "echo preparing..."); * task("counter", "deno counter.ts"); * task("thumb", "deno https://deno.land/thumb.ts"); * task("all", "$prepare", ["$counter alice", "$counter bob"], "$thumb"); *             ^^^^^^^^^^  ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^  ^^^^^^^^ *             1st task    2nd task (parallel)                 3rd task * ``` * * - Use $name to call other tasks. You can also pass arguments. * - Use array to run commands in parallel. * * Add file watcher. Usage is the same as https://github.com/jinjor/deno-watch. * * ``` * task("compile", "echo changed", "$all").watchSync("src", options); * task("dev-server", "echo restarting...", "$server").watch("server"); * ``` * * - `watchSync` waits for running tasks, while `watch` does not. * - `watch` kills processes if they are running. */export function task(  name: string,  ...rawCommands: (string | string[])[]): TaskDecorator {  return globalRunner.task(name, ...rawCommands);}
new Promise(resolve => setTimeout(resolve, 0))  .then(async () => {    const parsedArgs = flags.parse(args);    const cwd = parsedArgs.cwd || ".";    const taskName = parsedArgs._[1];    const taskArgs = parsedArgs._.splice(2);    if (!taskName) {      throw new Error("Usage: task_file.ts task_name [--cwd]");    }    await globalRunner.run(taskName, taskArgs, { cwd });  })  .catch(e => {    console.error(e);    exit(1);  });