// Copyright 2016 The Chromium Authors. All rights reserved. // Use of this source code is governed by a BSD-style license that can be // found in the LICENSE file. import 'artifacts.dart'; import 'base/config.dart'; import 'base/context.dart'; import 'base/logger.dart'; import 'cache.dart'; Logger get logger => context[Logger]; Cache get cache => Cache.instance; Config get config => Config.instance; Artifacts get artifacts => Artifacts.instance; /// Display an error level message to the user. Commands should use this if they /// fail in some way. /// /// Set `emphasis` to true to make the output bold if it's supported. void printError(String message, { StackTrace stackTrace, bool emphasis: false }) { logger.printError(message, stackTrace: stackTrace, emphasis: emphasis); } /// Display normal output of the command. This should be used for things like /// progress messages, success messages, or just normal command output. /// /// Set `emphasis` to true to make the output bold if it's supported. /// /// Set `newline` to false to skip the trailing linefeed. /// /// If `ansiAlternative` is provided, and the terminal supports color, that /// string will be printed instead of the message. /// /// If `indent` is provided, each line of the message will be prepended by the specified number of /// whitespaces. void printStatus( String message, { bool emphasis: false, bool newline: true, String ansiAlternative, int indent }) { logger.printStatus( message, emphasis: emphasis, newline: newline, ansiAlternative: ansiAlternative, indent: indent ); } /// Use this for verbose tracing output. Users can turn this output on in order /// to help diagnose issues with the toolchain or with their setup. void printTrace(String message) => logger.printTrace(message);