Update build script + release via github actions.

Bump ASM to 9.0

.github/workflows/build.yml

@@ -0,0 +1,16 @@
+name: Build
+on: [push, pull_request]
+jobs:
+  build:
+    strategy:
+      matrix:
+        java: [8-jdk, 11-jdk, 15-jdk]
+    runs-on: ubuntu-20.04
+    container:
+      image: openjdk:${{ matrix.java }}
+      options: --user root
+    steps:
+      - uses: actions/checkout@v1
+      - uses: gradle/wrapper-validation-action@v1
+      - run: chmod +x ./gradlew
+      - run: ./gradlew build test --stacktrace

.github/workflows/release.yml

@@ -0,0 +1,17 @@
+name: Release
+on: [workflow_dispatch] # Manual trigger
+jobs:
+  build:
+    runs-on: ubuntu-20.04
+    container:
+      image: openjdk:15-jdk
+      options: --user root
+    steps:
+      - uses: actions/checkout@v1
+      - uses: gradle/wrapper-validation-action@v1
+      - run: chmod +x ./gradlew
+      - run: ./gradlew checkVersion build publish --stacktrace
+        env:
+          MAVEN_URL: ${{ secrets.MAVEN_URL }}
+          MAVEN_USERNAME: ${{ secrets.MAVEN_USERNAME }}
+          MAVEN_PASSWORD: ${{ secrets.MAVEN_PASSWORD }}

build.gradle

@@ -1,23 +1,17 @@
-apply plugin: 'java'
-apply plugin: 'eclipse'
-apply plugin: 'idea'
-
-buildscript {
-	repositories {
-		maven {
-			url "https://plugins.gradle.org/m2/"
-		}
-		jcenter()
-	}
+plugins {
+	id 'java'
+	id 'maven-publish'
+	id 'org.cadixdev.licenser' version '0.5.0'
+	id 'com.github.johnrengelman.shadow' version '6.1.0'
 }
 
-sourceCompatibility = 1.8
+sourceCompatibility = JavaVersion.VERSION_1_8
+targetCompatibility = JavaVersion.VERSION_1_8
+
 version = '0.3.2'
 
 def ENV = System.getenv()
-if (ENV.BUILD_NUMBER) {
-    version = version + "." + "${System.getenv().BUILD_NUMBER}"
-}
+version = version + (ENV.GITHUB_ACTIONS ? "" : "+local")
 
 group = 'net.fabricmc'
 archivesBaseName = 'tiny-remapper'
@@ -27,44 +21,71 @@ repositories {
 }
 
 dependencies {
-	compile 'org.ow2.asm:asm:8.0'
-	compile 'org.ow2.asm:asm-commons:8.0'
-	compile 'org.ow2.asm:asm-tree:8.0'
-	compile 'org.ow2.asm:asm-util:8.0'
+	implementation 'org.ow2.asm:asm:9.0'
+	implementation 'org.ow2.asm:asm-commons:9.0'
+	implementation 'org.ow2.asm:asm-tree:9.0'
+	implementation 'org.ow2.asm:asm-util:9.0'
+}
+
+java {
+	withSourcesJar()
+}
+
+tasks.withType(JavaCompile).configureEach {
+	it.options.encoding = "UTF-8"
+
+	if (JavaVersion.current().isJava9Compatible()) {
+		it.options.release = 8
+	}
 }
 
-apply from: 'https://github.com/FabricMC/fabric-docs/raw/master/gradle/maven.gradle'
-apply from: 'https://github.com/FabricMC/fabric-docs/raw/master/gradle/license.gradle'
+license {
+	header file("HEADER")
+	include '**/*.java'
+}
+
+shadowJar {
+	archiveClassifier = 'fat'
+}
 
 jar {
 	manifest {
 		attributes	'Implementation-Title': 'TinyRemapper',
-					'Implementation-Version': version,
+					'Implementation-Version': archiveVersion,
 					'Main-Class': "net.fabricmc.tinyremapper.Main"
 	}
 }
 
-task fatJar(type: Jar) {
-    from {
-		configurations.compile.collect {
-			it.isDirectory() ? it : zipTree(it)
+publishing {
+	publications {
+		mavenJava(MavenPublication) {
+			from components.java
 		}
 	}
-	manifest {
-		attributes	'Implementation-Title': 'TinyRemapper',
-					'Implementation-Version': version,
-					'Main-Class': "net.fabricmc.tinyremapper.Main"
+
+	repositories {
+		if (ENV.MAVEN_URL) {
+			maven {
+				url ENV.MAVEN_URL
+				credentials {
+					username ENV.MAVEN_USERNAME
+					password ENV.MAVEN_PASSWORD
+				}
+			}
+		}
 	}
-	classifier = 'fat'
-	with jar
 }
 
-task sourceJar(type:Jar) {
-	classifier = "sources"
-	from sourceSets.main.allSource
+// A task to ensure that the version being released has not already been released.
+task checkVersion {
+	doFirst {
+		def xml = new URL("https://maven.fabricmc.net/net/fabricmc/tiny-remapper/maven-metadata.xml").text
+		def metadata = new XmlSlurper().parseText(xml)
+		def versions = metadata.versioning.versions.version*.text();
+		if (versions.contains(version)) {
+			throw new RuntimeException("${version} has already been released!")
+		}
+	}
 }
 
-artifacts {
-   archives fatJar
-   archives sourceJar
-}
+publish.mustRunAfter checkVersion

gradle/wrapper/gradle-wrapper.properties

@@ -1,5 +1,5 @@
 distributionBase=GRADLE_USER_HOME
 distributionPath=wrapper/dists
-distributionUrl=https\://services.gradle.org/distributions/gradle-5.6.2-bin.zip
+distributionUrl=https\://services.gradle.org/distributions/gradle-6.7.1-bin.zip
 zipStoreBase=GRADLE_USER_HOME
 zipStorePath=wrapper/dists

gradlew

@@ -82,6 +82,7 @@ esac
 
 CLASSPATH=$APP_HOME/gradle/wrapper/gradle-wrapper.jar
 
+
 # Determine the Java command to use to start the JVM.
 if [ -n "$JAVA_HOME" ] ; then
     if [ -x "$JAVA_HOME/jre/sh/java" ] ; then
@@ -129,6 +130,7 @@ fi
 if [ "$cygwin" = "true" -o "$msys" = "true" ] ; then
     APP_HOME=`cygpath --path --mixed "$APP_HOME"`
     CLASSPATH=`cygpath --path --mixed "$CLASSPATH"`
+
     JAVACMD=`cygpath --unix "$JAVACMD"`
 
     # We build the pattern for arguments to be converted via cygpath
@@ -154,19 +156,19 @@ if [ "$cygwin" = "true" -o "$msys" = "true" ] ; then
         else
             eval `echo args$i`="\"$arg\""
         fi
-        i=$((i+1))
+        i=`expr $i + 1`
     done
     case $i in
-        (0) set -- ;;
-        (1) set -- "$args0" ;;
-        (2) set -- "$args0" "$args1" ;;
-        (3) set -- "$args0" "$args1" "$args2" ;;
-        (4) set -- "$args0" "$args1" "$args2" "$args3" ;;
-        (5) set -- "$args0" "$args1" "$args2" "$args3" "$args4" ;;
-        (6) set -- "$args0" "$args1" "$args2" "$args3" "$args4" "$args5" ;;
-        (7) set -- "$args0" "$args1" "$args2" "$args3" "$args4" "$args5" "$args6" ;;
-        (8) set -- "$args0" "$args1" "$args2" "$args3" "$args4" "$args5" "$args6" "$args7" ;;
-        (9) set -- "$args0" "$args1" "$args2" "$args3" "$args4" "$args5" "$args6" "$args7" "$args8" ;;
+        0) set -- ;;
+        1) set -- "$args0" ;;
+        2) set -- "$args0" "$args1" ;;
+        3) set -- "$args0" "$args1" "$args2" ;;
+        4) set -- "$args0" "$args1" "$args2" "$args3" ;;
+        5) set -- "$args0" "$args1" "$args2" "$args3" "$args4" ;;
+        6) set -- "$args0" "$args1" "$args2" "$args3" "$args4" "$args5" ;;
+        7) set -- "$args0" "$args1" "$args2" "$args3" "$args4" "$args5" "$args6" ;;
+        8) set -- "$args0" "$args1" "$args2" "$args3" "$args4" "$args5" "$args6" "$args7" ;;
+        9) set -- "$args0" "$args1" "$args2" "$args3" "$args4" "$args5" "$args6" "$args7" "$args8" ;;
     esac
 fi
 
@@ -175,14 +177,9 @@ save () {
     for i do printf %s\\n "$i" | sed "s/'/'\\\\''/g;1s/^/'/;\$s/\$/' \\\\/" ; done
     echo " "
 }
-APP_ARGS=$(save "$@")
+APP_ARGS=`save "$@"`
 
 # Collect all arguments for the java command, following the shell quoting and substitution rules
 eval set -- $DEFAULT_JVM_OPTS $JAVA_OPTS $GRADLE_OPTS "\"-Dorg.gradle.appname=$APP_BASE_NAME\"" -classpath "\"$CLASSPATH\"" org.gradle.wrapper.GradleWrapperMain "$APP_ARGS"
 
-# by default we should be in the correct project dir, but when run from Finder on Mac, the cwd is wrong
-if [ "$(uname)" = "Darwin" ] && [ "$HOME" = "$PWD" ]; then
-  cd "$(dirname "$0")"
-fi
-
 exec "$JAVACMD" "$@"