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May 11, 2020 11:25
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Drive kotlinc from build.gradle
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| // Execute Kotlin script with: | |
| // | |
| // gradle -q foo | |
| // | |
| // For correctness, we're going to configure two independent classpath configurations, one for kotlinc and the other for the | |
| // script(s) we want to execute. | |
| configurations { | |
| kotlinc | |
| scripts | |
| } | |
| ext.kotlinVersion = "1.1.0-rc-91" | |
| repositories { | |
| maven { url 'http://dl.bintray.com/kotlin/kotlin-eap-1.1' } | |
| jcenter() | |
| } | |
| def kotlinModule(String name) { | |
| "org.jetbrains.kotlin:kotlin-$name:$kotlinVersion" | |
| } | |
| dependencies { | |
| kotlinc(kotlinModule("compiler")) | |
| kotlinc(kotlinModule("stdlib")) | |
| kotlinc(kotlinModule("runtime")) | |
| kotlinc(kotlinModule("reflect")) | |
| kotlinc(kotlinModule("script-runtime")) | |
| // Our simple script depends only on the stdlib but additional dependencies could be | |
| // added to this configuration. | |
| scripts(kotlinModule("stdlib")) | |
| } | |
| def kotlinHome = file("$buildDir/kotlin") | |
| task prepareKotlinHome(type: Copy) { | |
| from(configurations.kotlinc) | |
| into("$kotlinHome/lib") | |
| rename { | |
| // strip the version suffix to satisfy the compiler | |
| (it - "-${kotlinVersion}.jar") + ".jar" | |
| } | |
| } | |
| task foo(type: JavaExec) { | |
| group "My" | |
| description "Executes foo.kts" | |
| dependsOn prepareKotlinHome | |
| main = "org.jetbrains.kotlin.cli.jvm.K2JVMCompiler" | |
| classpath = configurations.kotlinc | |
| args( | |
| "-kotlin-home", kotlinHome, | |
| "-classpath", configurations.scripts.asPath, | |
| "-script", "foo.kts") | |
| } | |
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| println("Hello from Kotlin script!") |
Here are the updated dependencies for Kotlin 1.3.72:
dependencies {
kotlinc(kotlinModule("stdlib"))
kotlinc(kotlinModule("reflect"))
kotlinc(kotlinModule("compiler-embeddable"))
kotlinc(kotlinModule("scripting-compiler-embeddable"))
scripts(kotlinModule("stdlib"))
}
How would this build script looked in Kotlin DSL?
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It does not work for me: I get "error: unable to evaluate script, no scripting plugin loaded"