Refactor context classpath discovery, share it to idea's jsr223 host...

...from script-util
fix daemon usage in repls
define compiler classpath for script-util tests explicitly
minor refactorings in the build scripts for better import into idea

compiler/daemon/daemon-client/build.gradle.kts

@@ -30,4 +30,6 @@ javadocJar()
 
 dist()
 
+ideaPlugin()
+
 publish()

idea/build.gradle.kts

@@ -4,11 +4,10 @@ import org.gradle.jvm.tasks.Jar
 apply { plugin("kotlin") }
 
 dependencies {
-    compile(projectDist(":kotlin-stdlib"))
+    compile(project(":kotlin-stdlib"))
     compile(project(":core"))
     compile(project(":compiler:backend"))
     compile(project(":compiler:cli-common"))
-    compile(projectRuntimeJar(":kotlin-daemon-client"))
     compile(project(":compiler:frontend"))
     compile(project(":compiler:frontend.java"))
     compile(project(":compiler:frontend.script"))
@@ -27,6 +26,8 @@ dependencies {
     compile(project(":idea:kotlin-gradle-tooling"))
     compile(project(":plugins:uast-kotlin"))
     compile(project(":plugins:uast-kotlin-idea"))
+//    compile(project(":kotlin-daemon-client")) { isTransitive = false }
+    compile(project(":kotlin-script-util")) { isTransitive = false }
 
     compile(ideaSdkCoreDeps("intellij-core", "util"))
 
@@ -39,8 +40,7 @@ dependencies {
 
     compile(preloadedDeps("markdown", "kotlinx-coroutines-core"))
 
-    testCompile(projectDist(":kotlin-test:kotlin-test-junit"))
-    testCompile(project(":compiler:cli"))
+    testCompile(project(":kotlin-test:kotlin-test-junit"))
     testCompile(project(":compiler.tests-common"))
     testCompile(project(":idea:idea-test-framework")) { isTransitive = false }
     testCompile(project(":idea:idea-jvm")) { isTransitive = false }
@@ -92,6 +92,7 @@ sourceSets {
         java.srcDirs("idea-completion/src",
                      "idea-live-templates/src",
                      "idea-repl/src")
+        resources.srcDirs("idea-repl/src").apply { include("META-INF/**") }
     }
     "test" {
         projectDefault()

idea/idea-repl/src/org/jetbrains/kotlin/jsr223/KotlinJsr223StandardScriptEngineFactory4Idea.kt

@@ -18,13 +18,8 @@ package org.jetbrains.kotlin.jsr223
 
 import org.jetbrains.kotlin.cli.common.repl.KotlinJsr223JvmScriptEngineFactoryBase
 import org.jetbrains.kotlin.cli.common.repl.ScriptArgsWithTypes
+import org.jetbrains.kotlin.script.util.scriptCompilationClasspathFromContext
 import org.jetbrains.kotlin.utils.PathUtil
-import org.jetbrains.kotlin.utils.PathUtil.KOTLIN_JAVA_SCRIPT_RUNTIME_JAR
-import org.jetbrains.kotlin.utils.PathUtil.KOTLIN_JAVA_STDLIB_JAR
-import java.io.File
-import java.io.FileNotFoundException
-import java.net.URL
-import java.net.URLClassLoader
 import javax.script.ScriptContext
 import javax.script.ScriptEngine
 
@@ -34,53 +29,10 @@ class KotlinJsr223StandardScriptEngineFactory4Idea : KotlinJsr223JvmScriptEngine
     override fun getScriptEngine(): ScriptEngine =
             KotlinJsr223JvmScriptEngine4Idea(
                     this,
-                    scriptCompilationClasspathFromContext(Thread.currentThread().contextClassLoader),
+                    scriptCompilationClasspathFromContext(PathUtil.KOTLIN_JAVA_SCRIPT_RUNTIME_JAR),
                     "kotlin.script.templates.standard.ScriptTemplateWithBindings",
                     { ctx, argTypes -> ScriptArgsWithTypes(arrayOf(ctx.getBindings(ScriptContext.ENGINE_SCOPE)), argTypes ?: emptyArray()) },
                     arrayOf(Map::class)
             )
 }
 
-// TODO: some common parts with the code from script-utils, consider placing in a shared lib
-
-private fun URL.toFile() =
-        try {
-            File(toURI().schemeSpecificPart)
-        }
-        catch (e: java.net.URISyntaxException) {
-            if (protocol != "file") null
-            else File(file)
-        }
-
-fun classpathFromClassloader(classLoader: ClassLoader): List<File>? =
-        generateSequence(classLoader) { it.parent }.toList().flatMap { (it as? URLClassLoader)?.urLs?.mapNotNull(URL::toFile) ?: emptyList() }
-
-private val kotlinCompilerJar: File by lazy {
-    // highest prio - explicit property
-    System.getProperty("kotlin.compiler.jar")?.let(::File)?.takeIf(File::exists)
-    ?: PathUtil.kotlinPathsForIdeaPlugin.compilerPath
-    ?: throw FileNotFoundException("Cannot find kotlin compiler jar, set kotlin.compiler.jar property to proper location")
-}
-
-private fun scriptCompilationClasspathFromContext(classLoader: ClassLoader): List<File> =
-        ( System.getProperty("kotlin.script.classpath")?.split(File.pathSeparator)?.map(::File)
-          ?: classpathFromClassloader(classLoader)
-        ).let {
-            it?.plus(kotlinScriptStandardJars) ?: kotlinScriptStandardJars
-        }
-        .map { it?.canonicalFile }
-        .distinct()
-        .mapNotNull { it?.takeIf(File::exists) }
-
-
-private val kotlinStdlibJar: File? by lazy {
-    System.getProperty("kotlin.java.runtime.jar")?.let(::File)?.takeIf(File::exists)
-    ?: File(kotlinCompilerJar.parentFile, KOTLIN_JAVA_STDLIB_JAR).takeIf(File::exists)
-}
-
-private val kotlinScriptRuntimeJar: File? by lazy {
-    System.getProperty("kotlin.script.runtime.jar")?.let(::File)?.takeIf(File::exists)
-    ?: File(kotlinCompilerJar.parentFile, KOTLIN_JAVA_SCRIPT_RUNTIME_JAR).takeIf(File::exists)
-}
-
-private val kotlinScriptStandardJars by lazy { listOf(kotlinStdlibJar, kotlinScriptRuntimeJar) }

libraries/examples/kotlin-jsr223-daemon-local-eval-example/build.gradle.kts

@@ -3,15 +3,24 @@ description = "Sample Kotlin JSR 223 scripting jar with daemon (out-of-process)
 
 apply { plugin("kotlin") }
 
+val compilerClasspath by configurations.creating
+
 dependencies {
-    compile(projectDist(":kotlin-stdlib"))
-    compile(projectDist(":kotlin-script-runtime"))
-    compile(projectRuntimeJar(":kotlin-compiler"))
-    compile(project(":kotlin-script-util"))
-    compile(projectRuntimeJar(":kotlin-daemon-client"))
+    testCompile(project(":kotlin-stdlib"))
+    testCompile(project(":kotlin-script-runtime"))
+    testCompile(project(":kotlin-script-util"))
+    testCompile(project(":kotlin-daemon-client"))
     testCompile(commonDep("junit:junit"))
-    testCompile(projectDist(":kotlin-test:kotlin-test-junit"))
-    testRuntime(projectDist(":kotlin-reflect"))
+    testCompile(project(":kotlin-test:kotlin-test-junit"))
+    testRuntime(project(":kotlin-reflect"))
+    compilerClasspath(projectRuntimeJar(":kotlin-compiler"))
+    compilerClasspath(projectDist(":kotlin-reflect"))
+    compilerClasspath(projectDist(":kotlin-stdlib"))
+    compilerClasspath(projectDist(":kotlin-script-runtime"))
 }
 
-projectTest()
+projectTest {
+    doFirst {
+        systemProperty("kotlin.compiler.classpath", compilerClasspath.asFileTree.asPath)
+    }
+}

libraries/tools/kotlin-script-util/build.gradle.kts

@@ -4,15 +4,18 @@ description = "Kotlin scripting support utilities"
 apply { plugin("kotlin") }
 
 dependencies {
-    compile(projectDist(":kotlin-stdlib"))
-    compile(projectDist(":kotlin-script-runtime"))
-    compile(projectRuntimeJar(":kotlin-compiler"))
-    compile(projectRuntimeJar(":kotlin-daemon-client"))
+    compile(project(":kotlin-stdlib"))
+    compile(project(":kotlin-script-runtime"))
+    compileOnly(project(":compiler:cli"))
+    compileOnly(project(":compiler:daemon-common"))
+    compile(project(":kotlin-daemon-client"))
     compileOnly("com.jcabi:jcabi-aether:0.10.1")
     compileOnly("org.sonatype.aether:aether-api:1.13.1")
     compileOnly("org.apache.maven:maven-core:3.0.3")
-    testCompile(projectDist(":kotlin-test:kotlin-test-junit"))
-    testRuntime(projectDist(":kotlin-reflect"))
+    runtime(projectRuntimeJar(":kotlin-compiler"))
+    testCompileOnly(project(":compiler:cli"))
+    testCompile(project(":kotlin-test:kotlin-test-junit"))
+    testRuntime(project(":kotlin-reflect"))
     testCompile(commonDep("junit:junit"))
     testRuntime("com.jcabi:jcabi-aether:0.10.1")
     testRuntime("org.sonatype.aether:aether-api:1.13.1")
@@ -26,3 +29,5 @@ sourcesJar()
 javadocJar()
 
 publish()
+
+ideaPlugin()

libraries/tools/kotlin-script-util/src/main/kotlin/org/jetbrains/kotlin/script/jsr223/KotlinJsr223JvmDaemonCompileScriptEngine.kt

@@ -39,7 +39,7 @@ import kotlin.reflect.KClass
 class KotlinJsr223JvmDaemonCompileScriptEngine(
         disposable: Disposable,
         factory: ScriptEngineFactory,
-        compilerJar: File,
+        compilerClasspath: List<File>,
         templateClasspath: List<File>,
         templateClassName: String,
         val getScriptArgs: (ScriptContext, Array<out KClass<out Any>>?) -> ScriptArgsWithTypes?,
@@ -47,7 +47,7 @@ class KotlinJsr223JvmDaemonCompileScriptEngine(
         compilerOut: OutputStream = System.err
 ) : KotlinJsr223JvmScriptEngineBase(factory), KotlinJsr223JvmInvocableScriptEngine {
 
-    private val daemon by lazy { connectToCompileService(compilerJar) }
+    private val daemon by lazy { connectToCompileService(compilerClasspath) }
 
     override val replCompiler by lazy {
         daemon.let {
@@ -73,8 +73,8 @@ class KotlinJsr223JvmDaemonCompileScriptEngine(
 
     override fun overrideScriptArgs(context: ScriptContext): ScriptArgsWithTypes? = getScriptArgs(context, scriptArgsTypes)
 
-    private fun connectToCompileService(compilerJar: File): CompileService {
-        val compilerId = CompilerId.makeCompilerId(compilerJar)
+    private fun connectToCompileService(compilerCP: List<File>): CompileService {
+        val compilerId = CompilerId.makeCompilerId(*compilerCP.toTypedArray())
         val daemonOptions = configureDaemonOptions()
         val daemonJVMOptions = DaemonJVMOptions()
 

libraries/tools/kotlin-script-util/src/main/kotlin/org/jetbrains/kotlin/script/jsr223/KotlinJsr223ScriptEngineFactoryExamples.kt

@@ -21,18 +21,10 @@ package org.jetbrains.kotlin.script.jsr223
 import com.intellij.openapi.util.Disposer
 import org.jetbrains.kotlin.cli.common.repl.KotlinJsr223JvmScriptEngineFactoryBase
 import org.jetbrains.kotlin.cli.common.repl.ScriptArgsWithTypes
-import org.jetbrains.kotlin.cli.jvm.K2JVMCompiler
-import org.jetbrains.kotlin.script.util.classpathFromClass
-import org.jetbrains.kotlin.script.util.classpathFromClassloader
-import org.jetbrains.kotlin.script.util.classpathFromClasspathProperty
-import org.jetbrains.kotlin.script.util.manifestClassPath
-import org.jetbrains.kotlin.utils.PathUtil
-import java.io.File
-import java.io.FileNotFoundException
+import org.jetbrains.kotlin.script.util.*
 import javax.script.Bindings
 import javax.script.ScriptContext
 import javax.script.ScriptEngine
-import kotlin.script.templates.standard.ScriptTemplateWithArgs
 
 class KotlinJsr223JvmLocalScriptEngineFactory : KotlinJsr223JvmScriptEngineFactoryBase() {
 
@@ -53,7 +45,7 @@ class KotlinJsr223JvmDaemonLocalEvalScriptEngineFactory : KotlinJsr223JvmScriptE
             KotlinJsr223JvmDaemonCompileScriptEngine(
                     Disposer.newDisposable(),
                     this,
-                    kotlinCompilerJar,
+                    KotlinJars.compilerClasspath,
                     scriptCompilationClasspathFromContext("kotlin-script-util.jar"),
                     KotlinStandardJsr223ScriptTemplate::class.qualifiedName!!,
                     { ctx, types -> ScriptArgsWithTypes(arrayOf(ctx.getBindings(ScriptContext.ENGINE_SCOPE)), types ?: emptyArray()) },
@@ -61,58 +53,3 @@ class KotlinJsr223JvmDaemonLocalEvalScriptEngineFactory : KotlinJsr223JvmScriptE
             )
 }
 
-private const val KOTLIN_COMPILER_JAR = "kotlin-compiler.jar"
-private const val KOTLIN_JAVA_STDLIB_JAR = "kotlin-stdlib.jar"
-private const val KOTLIN_JAVA_SCRIPT_RUNTIME_JAR = "kotlin-script-runtime.jar"
-
-private fun File.existsOrNull(): File? = existsAndCheckOrNull { true }
-private inline fun File.existsAndCheckOrNull(check: (File.() -> Boolean)): File? = if (exists() && check()) this else null
-
-private fun <T> Iterable<T>.anyOrNull(predicate: (T) -> Boolean) = if (any(predicate)) this else null
-
-private fun File.matchMaybeVersionedFile(baseName: String) =
-        name == baseName ||
-        name == baseName.removeSuffix(".jar") || // for classes dirs
-        name.startsWith(baseName.removeSuffix(".jar") + "-")
-
-private fun contextClasspath(keyName: String, classLoader: ClassLoader): List<File>? =
-        (classpathFromClassloader(classLoader)?.anyOrNull { it.matchMaybeVersionedFile(keyName) }
-         ?: manifestClassPath(classLoader)?.anyOrNull { it.matchMaybeVersionedFile(keyName) }
-        )?.toList()
-
-private val validJarExtensions = setOf("jar", "zip")
-
-private fun scriptCompilationClasspathFromContext(keyName: String, classLoader: ClassLoader = Thread.currentThread().contextClassLoader): List<File> =
-        (System.getProperty("kotlin.script.classpath")?.split(File.pathSeparator)?.map(::File)
-          ?: contextClasspath(keyName, classLoader)
-        ).let {
-            it?.plus(kotlinScriptStandardJars) ?: kotlinScriptStandardJars
-        }
-        .mapNotNull { it?.canonicalFile }
-        .distinct()
-        .filter { (it.isDirectory || (it.isFile && it.extension.toLowerCase() in validJarExtensions)) && it.exists() }
-
-private val kotlinCompilerJar: File by lazy {
-    // highest prio - explicit property
-    System.getProperty("kotlin.compiler.jar")?.let(::File)?.existsOrNull()
-    // search classpath from context classloader and `java.class.path` property
-    ?: (classpathFromClass(Thread.currentThread().contextClassLoader, K2JVMCompiler::class)
-        ?: contextClasspath(KOTLIN_COMPILER_JAR, Thread.currentThread().contextClassLoader)
-        ?: classpathFromClasspathProperty()
-       )?.firstOrNull { it.matchMaybeVersionedFile(KOTLIN_COMPILER_JAR) }
-    ?: throw FileNotFoundException("Cannot find kotlin compiler jar, set kotlin.compiler.jar property to proper location")
-}
-
-private val kotlinStdlibJar: File? by lazy {
-    System.getProperty("kotlin.java.runtime.jar")?.let(::File)?.existsOrNull()
-    ?: kotlinCompilerJar.let { File(it.parentFile, KOTLIN_JAVA_STDLIB_JAR) }.existsOrNull()
-    ?: PathUtil.getResourcePathForClass(JvmStatic::class.java).existsOrNull()
-}
-
-private val kotlinScriptRuntimeJar: File? by lazy {
-    System.getProperty("kotlin.script.runtime.jar")?.let(::File)?.existsOrNull()
-    ?: kotlinCompilerJar.let { File(it.parentFile, KOTLIN_JAVA_SCRIPT_RUNTIME_JAR) }.existsOrNull()
-    ?: PathUtil.getResourcePathForClass(ScriptTemplateWithArgs::class.java).existsOrNull()
-}
-
-private val kotlinScriptStandardJars by lazy { listOf(kotlinStdlibJar, kotlinScriptRuntimeJar) }

libraries/tools/kotlin-script-util/src/main/kotlin/org/jetbrains/kotlin/script/util/context.kt

@@ -1,23 +1,36 @@
 package org.jetbrains.kotlin.script.util
 
+import org.jetbrains.kotlin.cli.jvm.K2JVMCompiler
+import org.jetbrains.kotlin.utils.PathUtil
 import java.io.File
-import java.net.URI
+import java.io.FileNotFoundException
 import java.net.URL
 import java.net.URLClassLoader
-import java.util.jar.Manifest
 import kotlin.reflect.KClass
+import kotlin.script.templates.standard.ScriptTemplateWithArgs
 
-private fun URL.toFile() =
-        try {
-            File(toURI().schemeSpecificPart)
-        }
-        catch (e: java.net.URISyntaxException) {
-            if (protocol != "file") null
-            else File(file)
-        }
+// TODO: consider moving all these utilites to the build-common or some other shared compiler API module
+
+internal const val KOTLIN_SCRIPT_CLASSPATH_PROPERTY = "kotlin.script.classpath"
+internal const val KOTLIN_COMPILER_CLASSPATH_PROPERTY = "kotlin.compiler.classpath"
+internal const val KOTLIN_COMPILER_JAR_PROPERTY = "kotlin.compiler.jar"
+internal const val KOTLIN_STDLIB_JAR_PROPERTY = "kotlin.java.stdlib.jar"
+// obsolete name, but maybe still used in the wild
+// TODO: consider removing
+internal const val KOTLIN_RUNTIME_JAR_PROPERTY = "kotlin.java.runtime.jar"
+internal const val KOTLIN_SCRIPT_RUNTIME_JAR_PROPERTY = "kotlin.script.runtime.jar"
+
+private val validClasspathFilesExtensions = setOf("jar", "zip", "java")
 
 fun classpathFromClassloader(classLoader: ClassLoader): List<File>? =
-        generateSequence(classLoader) { it.parent }.toList().flatMap { (it as? URLClassLoader)?.urLs?.mapNotNull(URL::toFile) ?: emptyList() }
+        generateSequence(classLoader) { it.parent }.toList().flatMap {
+            (it as? URLClassLoader)?.urLs?.mapNotNull {
+                // taking only classpath elements pointing to dirs (presumably with classes) or jars, because this classpath is intended for
+                //   usage with the kotlin compiler, which cannot process other types of entries, e.g. jni libs
+                it.toFile()?.takeIf { el -> el.isDirectory || validClasspathFilesExtensions.any { el.extension == it } }
+            }
+            ?: emptyList()
+        }
 
 fun classpathFromClasspathProperty(): List<File>? =
         System.getProperty("java.class.path")
@@ -33,19 +46,74 @@ fun classpathFromClass(classLoader: ClassLoader, klass: KClass<out Any>): List<F
     }
 }
 
-// Maven runners sometimes place classpath into the manifest, so we can use it for a fallback search
-fun manifestClassPath(classLoader: ClassLoader): List<File>? =
-        classLoader.getResources("META-INF/MANIFEST.MF")
-                .asSequence()
-                .mapNotNull { ifFailed(null) { it.openStream().use { Manifest().apply { read(it) } } } }
-                .flatMap { it.mainAttributes?.getValue("Class-Path")?.splitToSequence(" ") ?: emptySequence() }
-                .mapNotNull { ifFailed(null) { File(URI.create(it)) } }
-                .toList()
-                .let { if (it.isNotEmpty()) it else null }
+fun File.matchMaybeVersionedFile(baseName: String) =
+        name == baseName ||
+        name == baseName.removeSuffix(".jar") || // for classes dirs
+        Regex(Regex.escape(baseName.removeSuffix(".jar")) + "(-\\d.*)?\\.jar").matches(name)
 
-private inline fun <R> ifFailed(default: R, block: () -> R) = try {
-    block()
-} catch (t: Throwable) {
-    default
+private const val KOTLIN_COMPILER_EMBEDDABLE_JAR = "${PathUtil.KOTLIN_COMPILER}-embeddable.jar"
+
+internal fun List<File>.takeIfContainsAll(vararg keyNames: String): List<File>? =
+        takeIf { classpath ->
+            keyNames.all { key -> classpath.any { it.matchMaybeVersionedFile(key) } }
+        }
+
+internal fun List<File>.takeIfContainsAny(vararg keyNames: String): List<File>? =
+        takeIf { classpath ->
+            keyNames.any { key -> classpath.any { it.matchMaybeVersionedFile(key) } }
+        }
+
+fun scriptCompilationClasspathFromContext(vararg keyNames: String, classLoader: ClassLoader = Thread.currentThread().contextClassLoader): List<File> =
+        System.getProperty(KOTLIN_SCRIPT_CLASSPATH_PROPERTY)?.split(File.pathSeparator)?.map(::File)
+        ?: classpathFromClassloader(classLoader)?.takeIfContainsAll(*keyNames)
+        ?: classpathFromClasspathProperty()?.takeIfContainsAll(*keyNames)
+        ?: KotlinJars.kotlinScriptStandardJars
+
+object KotlinJars {
+
+    private val explicitCompilerClasspath: List<File>? by lazy {
+        System.getProperty(KOTLIN_COMPILER_CLASSPATH_PROPERTY)?.split(File.pathSeparator)?.map(::File)
+        ?: System.getProperty(KOTLIN_COMPILER_JAR_PROPERTY)?.let(::File)?.takeIf(File::exists)?.let { listOf(it) }
+    }
+
+    val compilerClasspath: List<File> by lazy {
+        val kotlinCompilerJars = listOf(PathUtil.KOTLIN_COMPILER_JAR, KOTLIN_COMPILER_EMBEDDABLE_JAR)
+        val kotlinLibsJars = listOf(PathUtil.KOTLIN_JAVA_STDLIB_JAR, PathUtil.KOTLIN_JAVA_REFLECT_JAR, PathUtil.KOTLIN_JAVA_SCRIPT_RUNTIME_JAR)
+        val kotlinBaseJars = kotlinCompilerJars + kotlinLibsJars
+
+        val classpath = explicitCompilerClasspath
+                        // search classpath from context classloader and `java.class.path` property
+                        ?: (classpathFromClass(Thread.currentThread().contextClassLoader, K2JVMCompiler::class)
+                            ?: classpathFromClassloader(Thread.currentThread().contextClassLoader)?.takeIf { it.isNotEmpty() }
+                            ?: classpathFromClasspathProperty()
+                           )?.filter { f -> kotlinBaseJars.any { f.matchMaybeVersionedFile(it) } }?.takeIf { it.isNotEmpty() }
+        // if autodetected, additionaly check for presense of the compiler jars
+        if (classpath == null || (explicitCompilerClasspath == null && classpath.none { f -> kotlinCompilerJars.any { f.matchMaybeVersionedFile(it) } })) {
+            throw FileNotFoundException("Cannot find kotlin compiler jar, set kotlin.compiler.classpath property to proper location")
+        }
+        classpath!!
+    }
+
+    private fun getLib(propertyName: String, jarName: String, markerClass: KClass<*>): File? =
+            System.getProperty(propertyName)?.let(::File)?.takeIf(File::exists)
+            ?: explicitCompilerClasspath?.firstOrNull { it.matchMaybeVersionedFile(jarName) }?.takeIf(File::exists)
+            ?: PathUtil.getResourcePathForClass(markerClass.java).takeIf(File::exists)
+
+    val stdlib: File? by lazy {
+        System.getProperty(KOTLIN_STDLIB_JAR_PROPERTY)?.let(::File)?.takeIf(File::exists)
+        ?: getLib(KOTLIN_RUNTIME_JAR_PROPERTY, PathUtil.KOTLIN_JAVA_STDLIB_JAR, JvmStatic::class)
+    }
+
+    val scriptRuntime: File? by lazy { getLib(KOTLIN_SCRIPT_RUNTIME_JAR_PROPERTY, PathUtil.KOTLIN_JAVA_SCRIPT_RUNTIME_JAR, ScriptTemplateWithArgs::class) }
+
+    val kotlinScriptStandardJars get() = listOf(stdlib, scriptRuntime).filterNotNull()
 }
 
+private fun URL.toFile() =
+        try {
+            File(toURI().schemeSpecificPart)
+        }
+        catch (e: java.net.URISyntaxException) {
+            if (protocol != "file") null
+            else File(file)
+        }

libraries/tools/kotlin-script-util/src/test/kotlin/org/jetbrains/kotlin/script/util/ScriptUtilContextTests.kt

@@ -0,0 +1,44 @@
+/*
+ * Copyright 2010-2017 JetBrains s.r.o.
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package org.jetbrains.kotlin.script.util
+
+import org.junit.Assert
+import org.junit.Test
+
+class ScriptUtilContextTests {
+
+    @Test
+    fun testExplicitScriptClasspath() {
+        withSysProp(KOTLIN_SCRIPT_CLASSPATH_PROPERTY, "a:b:c") {
+            val classpath = scriptCompilationClasspathFromContext()
+            Assert.assertEquals("a:b:c", classpath.joinToString(":"))
+        }
+    }
+
+    // TODO: more tests
+}
+
+private fun withSysProp(name: String, value: String, body: () -> Unit) {
+    val savedValue = System.setProperty(name, value)
+    try {
+        body()
+    }
+    finally {
+        if (savedValue != null) System.setProperty(name, savedValue)
+        else System.clearProperty(name)
+    }
+}

libraries/tools/kotlin-script-util/src/test/kotlin/org/jetbrains/kotlin/script/util/ScriptUtilIT.kt

@@ -16,6 +16,7 @@
 
 package org.jetbrains.kotlin.script.util
 
+import com.intellij.openapi.util.Disposer
 import org.jetbrains.kotlin.cli.common.CLIConfigurationKeys
 import org.jetbrains.kotlin.cli.common.messages.*
 import org.jetbrains.kotlin.cli.jvm.compiler.EnvironmentConfigFiles
@@ -24,7 +25,6 @@ import org.jetbrains.kotlin.cli.jvm.compiler.KotlinToJVMBytecodeCompiler
 import org.jetbrains.kotlin.cli.jvm.config.addJvmClasspathRoot
 import org.jetbrains.kotlin.cli.jvm.config.addJvmClasspathRoots
 import org.jetbrains.kotlin.codegen.CompilationException
-import com.intellij.openapi.util.Disposer
 import org.jetbrains.kotlin.config.CommonConfigurationKeys
 import org.jetbrains.kotlin.config.CompilerConfiguration
 import org.jetbrains.kotlin.config.JVMConfigurationKeys
@@ -34,16 +34,13 @@ import org.jetbrains.kotlin.script.KotlinScriptDefinitionFromAnnotatedTemplate
 import org.jetbrains.kotlin.script.util.templates.BindingsScriptTemplateWithLocalResolving
 import org.jetbrains.kotlin.script.util.templates.StandardArgsScriptTemplateWithLocalResolving
 import org.jetbrains.kotlin.script.util.templates.StandardArgsScriptTemplateWithMavenResolving
-import org.jetbrains.kotlin.utils.PathUtil
-//import org.jetbrains.kotlin.utils.PathUtil.KOTLIN_JAVA_RUNTIME_JAR
 import org.jetbrains.kotlin.utils.PathUtil.getResourcePathForClass
 import org.junit.Assert
 import org.junit.Test
-import java.io.*
-import java.net.URI
-import java.util.jar.Manifest
+import java.io.ByteArrayOutputStream
+import java.io.OutputStream
+import java.io.PrintStream
 import kotlin.reflect.KClass
-import kotlin.test.*
 
 const val KOTLIN_JAVA_RUNTIME_JAR = "kotlin-stdlib.jar"
 
@@ -101,7 +98,7 @@ done
 
         val scriptClass = compileScript("args-junit-hello-world.kts", StandardArgsScriptTemplateWithMavenResolving::class)
         if (scriptClass == null) {
-            System.err.println(contextClasspath(KOTLIN_JAVA_RUNTIME_JAR, Thread.currentThread().contextClassLoader)?.joinToString())
+            System.err.println(classpathFromClassloader(Thread.currentThread().contextClassLoader)?.takeIfContainsAll(KOTLIN_JAVA_RUNTIME_JAR)?.joinToString())
         }
         Assert.assertNotNull(scriptClass)
         captureOut {
@@ -132,7 +129,7 @@ done
         val rootDisposable = Disposer.newDisposable()
         try {
             val configuration = CompilerConfiguration().apply {
-                contextClasspath(KOTLIN_JAVA_RUNTIME_JAR, Thread.currentThread().contextClassLoader)?.let {
+                classpathFromClassloader(Thread.currentThread().contextClassLoader)?.takeIfContainsAll(KOTLIN_JAVA_RUNTIME_JAR)?.let {
                     addJvmClasspathRoots(it)
                 }
 
@@ -142,13 +139,6 @@ done
                     if (it.exists()) {
                         addJvmClasspathRoot(it)
                     }
-                    else {
-                        // attempt to workaround some maven quirks
-                        manifestClassPath(Thread.currentThread().contextClassLoader)?.let {
-                            val files = it.filter { it.name.startsWith("kotlin-") }
-                            addJvmClasspathRoots(files)
-                        }
-                    }
                 }
                 put(CommonConfigurationKeys.MODULE_NAME, "kotlin-script-util-test")
                 add(JVMConfigurationKeys.SCRIPT_DEFINITIONS, scriptDefinition)
@@ -206,14 +196,3 @@ private class NullOutputStream : OutputStream() {
     override fun write(b: ByteArray, off: Int, len: Int) { }
 }
 
-private fun <T> Iterable<T>.anyOrNull(predicate: (T) -> Boolean) = if (any(predicate)) this else null
-
-private fun File.matchMaybeVersionedFile(baseName: String) =
-        name == baseName ||
-                name == baseName.removeSuffix(".jar") || // for classes dirs
-                name.startsWith(baseName.removeSuffix(".jar") + "-")
-
-private fun contextClasspath(keyName: String, classLoader: ClassLoader): List<File>? =
-        ( classpathFromClassloader(classLoader)?.anyOrNull { it.matchMaybeVersionedFile(keyName) }
-          ?: manifestClassPath(classLoader)?.anyOrNull { it.matchMaybeVersionedFile(keyName) }
-        )?.toList()