mirror of
https://github.com/danog/dart-sass.git
synced 2024-11-27 12:44:42 +01:00
66 lines
2.1 KiB
Dart
66 lines
2.1 KiB
Dart
// Copyright 2018 Google Inc. Use of this source code is governed by an
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// MIT-style license that can be found in the LICENSE file or at
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// https://opensource.org/licenses/MIT.
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import 'dart:async';
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import 'dart:io';
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import 'package:cli_pkg/cli_pkg.dart' as pkg;
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import 'package:grinder/grinder.dart';
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import 'package:path/path.dart' as p;
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/// Options for [run] that tell Git to commit using SassBot's name and email.
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final sassBotEnvironment = RunOptions(environment: {
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"GIT_AUTHOR_NAME": pkg.botName.value,
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"GIT_AUTHOR_EMAIL": pkg.botEmail.value,
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"GIT_COMMITTER_NAME": pkg.botName.value,
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"GIT_COMMITTER_EMAIL": pkg.botEmail.value
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});
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/// Ensure that the `build/` directory exists.
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void ensureBuild() {
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Directory('build').createSync(recursive: true);
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}
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/// Returns the environment variable named [name], or throws an exception if it
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/// can't be found.
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String environment(String name) {
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var value = Platform.environment[name];
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if (value == null) fail("Required environment variable $name not found.");
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return value;
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}
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/// Ensure that the repository at [url] is cloned into the build directory and
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/// pointing to the latest master revision.
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///
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/// Returns the path to the repository.
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Future<String> cloneOrPull(String url) async =>
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cloneOrCheckout(url, "origin/master");
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/// Ensure that the repository at [url] is cloned into the build directory and
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/// pointing to [ref].
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///
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/// Returns the path to the repository.
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Future<String> cloneOrCheckout(String url, String ref) async {
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var name = p.url.basename(url);
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if (p.url.extension(name) == ".git") name = p.url.withoutExtension(name);
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var path = p.join("build", name);
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if (Directory(p.join(path, '.git')).existsSync()) {
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log("Updating $url");
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await runAsync("git",
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arguments: ["fetch", "origin"], workingDirectory: path);
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} else {
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delete(Directory(path));
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await runAsync("git", arguments: ["clone", url, path]);
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await runAsync("git",
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arguments: ["config", "advice.detachedHead", "false"],
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workingDirectory: path);
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}
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await runAsync("git", arguments: ["checkout", ref], workingDirectory: path);
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log("");
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return path;
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}
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