dart-sass/tool/grind/github.dart

137 lines
4.4 KiB
Dart

// Copyright 2018 Google Inc. Use of this source code is governed by an
// MIT-style license that can be found in the LICENSE file or at
// https://opensource.org/licenses/MIT.
import 'dart:async';
import 'dart:convert';
import 'dart:io';
import 'package:charcode/charcode.dart';
import 'package:grinder/grinder.dart';
import 'package:http/http.dart' as http;
import 'package:path/path.dart' as p;
import 'package:pub_semver/pub_semver.dart';
import 'package:string_scanner/string_scanner.dart';
import '../grind.dart';
import 'utils.dart';
@Task('Release the current version as to GitHub.')
@Depends(package)
githubRelease() async {
var authorization = _githubAuthorization();
var client = http.Client();
var response = await client.post(
"https://api.github.com/repos/sass/dart-sass/releases",
headers: {
"content-type": "application/json",
"authorization": authorization
},
body: jsonEncode({
"tag_name": version,
"name": "Dart Sass $version",
"prerelease": Version.parse(version).isPreRelease,
"body": _releaseMessage()
}));
if (response.statusCode != 201) {
fail("${response.statusCode} error creating release:\n${response.body}");
} else {
log("Released Dart Sass $version to GitHub.");
}
var uploadUrl = json
.decode(response.body)["upload_url"]
// Remove the URL template.
.replaceFirst(RegExp(r"\{[^}]+\}$"), "");
await Future.wait(["linux", "macos", "windows"].expand((os) {
return ["ia32", "x64"].map((architecture) async {
var format = os == "windows" ? "zip" : "tar.gz";
var package = "dart-sass-$version-$os-$architecture.$format";
var response = await http.post("$uploadUrl?name=$package",
headers: {
"content-type":
os == "windows" ? "application/zip" : "application/gzip",
"authorization": authorization
},
body: File(p.join("build", package)).readAsBytesSync());
if (response.statusCode != 201) {
fail("${response.statusCode} error uploading $package:\n"
"${response.body}");
} else {
log("Uploaded $package.");
}
});
}));
client.close();
}
/// Returns the Markdown-formatted message to use for a GitHub release.
String _releaseMessage() {
var changelogUrl =
"https://github.com/sass/dart-sass/blob/master/CHANGELOG.md#" +
version.replaceAll(".", "");
return "To install Dart Sass $version, download one of the packages above "
"and [add it to your PATH](https://katiek2.github.io/path-doc/), or see "
"[the Sass website](https://sass-lang.com/install) for full installation "
"instructions.\n\n"
"## Changes\n\n" +
_lastChangelogSection() +
"\n\n"
"See the [full changelog]($changelogUrl) for changes in earlier "
"releases.";
}
/// A regular expression that matches a Markdown code block.
final _codeBlock = RegExp(" *```");
/// Returns the most recent section in the CHANGELOG, reformatted to remove line
/// breaks that will show up on GitHub.
String _lastChangelogSection() {
var scanner = StringScanner(File("CHANGELOG.md").readAsStringSync(),
sourceUrl: "CHANGELOG.md");
// Scans the remainder of the current line and returns it. This consumes the
// trailing newline but doesn't return it.
String scanLine() {
var start = scanner.position;
while (scanner.readChar() != $lf) {}
return scanner.substring(start, scanner.position - 1);
}
scanner.expect("## $version\n");
var buffer = StringBuffer();
while (!scanner.isDone && !scanner.matches("## ")) {
if (scanner.matches(_codeBlock)) {
do {
buffer.writeln(scanLine());
} while (!scanner.matches(_codeBlock));
buffer.writeln(scanLine());
} else if (scanner.matches(RegExp(" *\n"))) {
buffer.writeln();
buffer.writeln(scanLine());
} else if (scanner.matches(RegExp(r" *([*-]|\d+\.)"))) {
buffer.write(scanLine());
buffer.writeCharCode($space);
} else {
buffer.write(scanLine());
buffer.writeCharCode($space);
}
}
return buffer.toString().trim();
}
/// Returns the HTTP basic authentication Authorization header from the
/// environment.
String _githubAuthorization() {
var username = environment("GITHUB_USER");
var token = environment("GITHUB_AUTH");
return "Basic ${base64.encode(utf8.encode("$username:$token"))}";
}