Refactor Gradle build scripts to centralize task configuration.

Author: gunkim

api/build.gradle.kts

@@ -1,4 +1,3 @@
-import org.gradle.api.tasks.bundling.Jar
 import org.springframework.boot.gradle.tasks.bundling.BootJar
 
 val jar: Jar by tasks

build.gradle.kts

@@ -1,3 +1,6 @@
+import org.jetbrains.kotlin.gradle.tasks.KotlinCompile
+import org.springframework.boot.gradle.tasks.bundling.BootJar
+
 plugins {
     java
     kotlin("jvm") version "1.9.24" apply false
@@ -12,27 +15,40 @@ subprojects {
     apply(plugin = "org.springframework.boot")
     apply(plugin = "io.spring.dependency-management")
 
+    configureStandardJarTasks()
+    configureKotlinCompile()
+
     group = "io.github.gunkim.realworld"
     version = "0.0.1"
 
     repositories {
         mavenCentral()
     }
-
     dependencies {
         implementation("io.github.oshai:kotlin-logging-jvm:7.0.3")
         testRuntimeOnly("org.junit.platform:junit-platform-launcher")
         testImplementation("io.kotest:kotest-runner-junit5:5.9.1")
     }
 
-    tasks.withType<org.jetbrains.kotlin.gradle.tasks.KotlinCompile> {
+    tasks.withType<Test> {
+        useJUnitPlatform()
+    }
+}
+
+fun Project.configureKotlinCompile() {
+    tasks.withType<KotlinCompile> {
         kotlinOptions {
             freeCompilerArgs += "-Xjsr305=strict"
             jvmTarget = "21"
         }
     }
+}
 
-    tasks.withType<Test> {
-        useJUnitPlatform()
+fun Project.configureStandardJarTasks() {
+    tasks.named<Jar>("jar") {
+        enabled = true
+    }
+    tasks.named<BootJar>("bootJar") {
+        enabled = false
     }
-}
+}

core-impl/build.gradle.kts

@@ -1,12 +1,3 @@
-import org.gradle.api.tasks.bundling.Jar
-import org.springframework.boot.gradle.tasks.bundling.BootJar
-
-val jar: Jar by tasks
-val bootJar: BootJar by tasks
-
-bootJar.enabled = false
-jar.enabled = true
-
 plugins {
     kotlin("plugin.spring")
     kotlin("plugin.jpa")

core/build.gradle.kts

@@ -1,12 +1,3 @@
-import org.gradle.api.tasks.bundling.Jar
-import org.springframework.boot.gradle.tasks.bundling.BootJar
-
-val jar: Jar by tasks
-val bootJar: BootJar by tasks
-
-bootJar.enabled = false
-jar.enabled = true
-
 dependencies {
     implementation("org.springframework.boot:spring-boot-starter")
 }