Kotlin Facet: Add compiler settings to facet configuration

compiler/cli/cli-common/src/org/jetbrains/kotlin/cli/common/arguments/CommonCompilerArguments.java

@@ -20,6 +20,7 @@ import com.intellij.util.SmartList;
 import com.sampullara.cli.Argument;
 import org.jetbrains.annotations.NotNull;
 
+import java.util.Arrays;
 import java.util.List;
 
 public abstract class CommonCompilerArguments {
@@ -72,11 +73,44 @@ public abstract class CommonCompilerArguments {
 
     public List<String> unknownExtraFlags = new SmartList<String>();
 
+    public CommonCompilerArguments() {
+    }
+
+    protected CommonCompilerArguments(CommonCompilerArguments arguments) {
+        this.languageVersion = arguments.languageVersion;
+        this.apiVersion = arguments.apiVersion;
+        this.suppressWarnings = arguments.suppressWarnings;
+        this.verbose = arguments.verbose;
+        this.version = arguments.version;
+        this.help = arguments.help;
+        this.extraHelp = arguments.extraHelp;
+        this.noInline = arguments.noInline;
+        this.repeat = arguments.repeat;
+        this.pluginClasspaths = arguments.pluginClasspaths != null ? Arrays.copyOf(arguments.pluginClasspaths, arguments.pluginClasspaths.length) : null;
+        this.pluginOptions = arguments.pluginOptions != null ? Arrays.copyOf(arguments.pluginOptions, arguments.pluginOptions.length) : null;
+        this.freeArgs.addAll(arguments.freeArgs);
+        this.unknownExtraFlags.addAll(arguments.unknownExtraFlags);
+    }
+
+    public abstract CommonCompilerArguments copy();
+
     @NotNull
     public String executableScriptFileName() {
         return "kotlinc";
     }
 
     // Used only for serialize and deserialize settings. Don't use in other places!
-    public static final class DummyImpl extends CommonCompilerArguments {}
+    public static final class DummyImpl extends CommonCompilerArguments {
+        public DummyImpl() {
+        }
+
+        public DummyImpl(DummyImpl arguments) {
+            super(arguments);
+        }
+
+        @Override
+        public CommonCompilerArguments copy() {
+            return new DummyImpl(this);
+        }
+    }
 }

compiler/cli/cli-common/src/org/jetbrains/kotlin/cli/common/arguments/K2JSCompilerArguments.java

@@ -20,6 +20,8 @@ import com.sampullara.cli.Argument;
 import org.jetbrains.annotations.NotNull;
 import org.jetbrains.annotations.Nullable;
 
+import java.util.Arrays;
+
 import static org.jetbrains.kotlin.cli.common.arguments.K2JsArgumentConstants.CALL;
 import static org.jetbrains.kotlin.cli.common.arguments.K2JsArgumentConstants.NO_CALL;
 
@@ -73,6 +75,29 @@ public class K2JSCompilerArguments extends CommonCompilerArguments {
     @ValueDescription("<path>")
     public String outputPostfix;
 
+    public K2JSCompilerArguments() {
+    }
+
+    private K2JSCompilerArguments(K2JSCompilerArguments arguments) {
+        super(arguments);
+        this.outputFile = arguments.outputFile;
+        this.noStdlib = arguments.noStdlib;
+        this.libraryFiles = arguments.libraryFiles != null ? Arrays.copyOf(arguments.libraryFiles, arguments.libraryFiles.length) : null;
+        this.sourceMap = arguments.sourceMap;
+        this.metaInfo = arguments.metaInfo;
+        this.kjsm = arguments.kjsm;
+        this.target = arguments.target;
+        this.moduleKind = arguments.moduleKind;
+        this.main = arguments.main;
+        this.outputPrefix = arguments.outputPrefix;
+        this.outputPostfix = arguments.outputPostfix;
+    }
+
+    @Override
+    public K2JSCompilerArguments copy() {
+        return new K2JSCompilerArguments(this);
+    }
+
     @Override
     @NotNull
     public String executableScriptFileName() {

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

@@ -107,6 +107,12 @@ public class K2JVMCompilerArguments extends CommonCompilerArguments {
     // Paths to output directories for friend modules.
     public String[] friendPaths;
 
+    @Override
+    public CommonCompilerArguments copy() {
+        // No need to copy these arguments yet
+        throw new UnsupportedOperationException();
+    }
+
     @Override
     @NotNull
     public String executableScriptFileName() {