[CLI] K2JVMCompilerArguments: Model modulePath as Array<String>

to allow interning individual file-path arguments on the IDE

KTIJ-24976

compiler/cli/cli-common/gen/org/jetbrains/kotlin/cli/common/arguments/K2JVMCompilerArgumentsCopyGenerated.kt

@@ -33,7 +33,7 @@ fun copyK2JVMCompilerArguments(from: K2JVMCompilerArguments, to: K2JVMCompilerAr
     to.friendPaths = from.friendPaths?.copyOf()
     to.includeRuntime = from.includeRuntime
     to.inheritMultifileParts = from.inheritMultifileParts
-    to.javaModulePath = from.javaModulePath
+    to.javaModulePath = from.javaModulePath?.copyOf()
     to.javaPackagePrefix = from.javaPackagePrefix
     to.javaParameters = from.javaParameters
     to.javaSourceRoots = from.javaSourceRoots?.copyOf()

compiler/cli/cli-common/src/org/jetbrains/kotlin/cli/common/arguments/K2JVMCompilerArguments.kt

@@ -210,8 +210,13 @@ class K2JVMCompilerArguments : CommonCompilerArguments() {
             field = value
         }
 
-    @Argument(value = "-Xmodule-path", valueDescription = "<path>", description = "Paths where to find Java 9+ modules")
-    var javaModulePath: String? = null
+    @Argument(
+        value = "-Xmodule-path",
+        valueDescription = "<path>",
+        description = "Paths where to find Java 9+ modules",
+        delimiter = Argument.Delimiters.pathSeparator
+    )
+    var javaModulePath: Array<String>? = null
         set(value) {
             checkFrozen()
             field = if (value.isNullOrEmpty()) null else value

compiler/cli/src/org/jetbrains/kotlin/cli/jvm/jvmArguments.kt

@@ -173,7 +173,7 @@ fun CompilerConfiguration.configureJdkHome(arguments: K2JVMCompilerArguments): B
 }
 
 fun CompilerConfiguration.configureJavaModulesContentRoots(arguments: K2JVMCompilerArguments) {
-    for (modularRoot in arguments.javaModulePath?.split(File.pathSeparatorChar).orEmpty()) {
+    for (modularRoot in arguments.javaModulePath.orEmpty()) {
         add(CLIConfigurationKeys.CONTENT_ROOTS, JvmModulePathRoot(File(modularRoot)))
     }
 }