sdk/lib/_internal/pub/lib/src/command/global_run.dart

// Copyright (c) 2014, the Dart project authors.  Please see the AUTHORS file
// for details. All rights reserved. Use of this source code is governed by a
// BSD-style license that can be found in the LICENSE file.

library pub.command.global_run;

import 'dart:async';
import 'dart:io';

import 'package:barback/barback.dart';
import 'package:path/path.dart' as path;
import 'package:stack_trace/stack_trace.dart';

import '../barback/asset_environment.dart';
import '../command.dart';
import '../entrypoint.dart';
import '../executable.dart';
import '../exit_codes.dart' as exit_codes;
import '../io.dart';
import '../log.dart' as log;
import '../utils.dart';

/// Handles the `global run` pub command.
class GlobalRunCommand extends PubCommand {
  bool get requiresEntrypoint => false;
  bool get takesArguments => true;
  bool get allowTrailingOptions => false;
  String get description =>
      "Run an executable from a globally activated package.";
  String get usage => "pub global run <package> <executable> [args...]";

  Future onRun() {
    if (commandOptions.rest.isEmpty) {
      usageError("Must specify a package and executable to run.");
    }

    if (commandOptions.rest.length == 1) {
      usageError("Must specify an executable to run.");
    }

    var package = commandOptions.rest[0];
    var executable = commandOptions.rest[1];
    var args = commandOptions.rest.skip(2);

    return globals.find(package).then((entrypoint) {
      return runExecutable(this, entrypoint, package, executable, args);
    }).then(flushThenExit);
  }
}