remove usage of project in task, but apply plugin in subprojects

Author: countableSet

src/main/kotlin/dev/poolside/gradle/semanticversion/SemanticVersionPlugin.kt

@@ -2,17 +2,20 @@ package dev.poolside.gradle.semanticversion
 
 import org.gradle.api.Plugin
 import org.gradle.api.Project
+import org.gradle.api.publish.PublishingExtension
 import org.gradle.api.publish.maven.tasks.GenerateMavenPom
 import org.gradle.api.tasks.compile.JavaCompile
 import org.gradle.kotlin.dsl.withType
 
 class SemanticVersionPlugin : Plugin<Project> {
     override fun apply(project: Project) {
         val extension = project.extensions.create("semanticVersion", SemanticVersionExtension::class.java)
+        val pubExtension = project.extensions.getByType(PublishingExtension::class.java)
         project.tasks.register("semanticVersion", SemanticVersionTask::class.java) {
             this.description = "Determines and sets the semantic version"
             this.group = "publishing"
             this.manual = extension.manual
+            this.extension = pubExtension
         }
         project.tasks.withType<JavaCompile> {
             this.dependsOn("semanticVersion")

src/main/kotlin/dev/poolside/gradle/semanticversion/SemanticVersionTask.kt

@@ -14,6 +14,8 @@ abstract class SemanticVersionTask : DefaultTask() {
     private val versionRegex = "^\\d+\\.\\d+\$".toRegex()
     private val versions = mutableMapOf<String, String>()
 
+    @Input
+    lateinit var extension: PublishingExtension
     @Input
     var manual: Boolean = false
 
@@ -27,24 +29,21 @@ abstract class SemanticVersionTask : DefaultTask() {
     }
 
     private fun automatic() {
-        project.allprojects.forEach { p ->
-            val extension = p.extensions.getByType(PublishingExtension::class.java)
-            extension.repositories.forEach {
-                if (it is ResolutionAwareRepository) {
-                    val resolver = it.createResolver()
-                    extension.publications.forEach { publication ->
-                        val pub = publication as MavenPublication
-                        checkVersion(pub.version)
-                        val (key, version) = VersionFinder.findVersion(logger, project, resolver, pub)
-                        pub.version = version
-                        versions[key] = version
-                    }
+        extension.repositories.forEach {
+            if (it is ResolutionAwareRepository) {
+                val resolver = it.createResolver()
+                extension.publications.forEach { publication ->
+                    val pub = publication as MavenPublication
+                    checkVersion(pub.version)
+                    val (key, version) = VersionFinder.findVersion(logger, project, resolver, pub)
+                    pub.version = version
+                    versions[key] = version
                 }
             }
-            extension.publications.forEach { publication ->
-                val pub = publication as MavenPublication
-                rewrite(pub)
-            }
+        }
+        extension.publications.forEach { publication ->
+            val pub = publication as MavenPublication
+            rewrite(pub)
         }
     }
 

src/test/kotlin/dev/poolside/gradle/semanticversion/SemanticVersionPluginTest.kt

@@ -322,6 +322,7 @@ class SemanticVersionPluginTest {
             plugins {
                 `java-library`
                 `maven-publish`
+                id("dev.poolside.gradle.semantic-version")
             }
             repositories {
                 mavenCentral()
@@ -578,6 +579,7 @@ class SemanticVersionPluginTest {
             plugins {
                 `java-library`
                 `maven-publish`
+                id("dev.poolside.gradle.semantic-version")
             }
             repositories {
                 mavenCentral()
@@ -603,6 +605,7 @@ class SemanticVersionPluginTest {
             plugins {
                 `java-platform`
                 `maven-publish`
+                id("dev.poolside.gradle.semantic-version")
             }
             repositories {
                 mavenCentral()