Fix ArrayIndexOutOfBoundsException in named parameters completion

idea/src/org/jetbrains/jet/plugin/quickfix/QuickFixUtil.java

@@ -221,11 +221,13 @@ public class QuickFixUtil {
                 isPositionalArgument = false;
             }
             else if (isPositionalArgument) {
-                ValueParameterDescriptor parameter = callableDescriptor.getValueParameters().get(idx);
+                if (callableDescriptor.getValueParameters().size() > idx) {
-                if (argument != ignoreArgument) {
+                    ValueParameterDescriptor parameter = callableDescriptor.getValueParameters().get(idx);
-                    usedParameters.add(parameter.getName().asString());
+                    if (argument != ignoreArgument) {
+                        usedParameters.add(parameter.getName().asString());
+                    }
+                    idx++;
                 }
-                idx++;
             }
         }
 

idea/testData/completion/basic/common/namedParameters/ForEmptyParametersFunction.kt

@@ -0,0 +1,9 @@
+fun test() {}
+fun some() {
+    val localVal = 1
+    test(<caret>)
+}
+
+// Test no exceptions are thrown
+// INVOCATION_COUNT: 1
+// EXIST: localVal

idea/tests/org/jetbrains/jet/completion/JSBasicCompletionTestGenerated.java

@@ -498,6 +498,11 @@ public class JSBasicCompletionTestGenerated extends AbstractJSBasicCompletionTes
                 doTest("idea/testData/completion/basic/common/namedParameters/CompactTypeNames.kt");
             }
             
+            @TestMetadata("ForEmptyParametersFunction.kt")
+            public void testForEmptyParametersFunction() throws Exception {
+                doTest("idea/testData/completion/basic/common/namedParameters/ForEmptyParametersFunction.kt");
+            }
+            
             @TestMetadata("InParameterExpression.kt")
             public void testInParameterExpression() throws Exception {
                 doTest("idea/testData/completion/basic/common/namedParameters/InParameterExpression.kt");

idea/tests/org/jetbrains/jet/completion/JvmBasicCompletionTestGenerated.java

@@ -498,6 +498,11 @@ public class JvmBasicCompletionTestGenerated extends AbstractJvmBasicCompletionT
                 doTest("idea/testData/completion/basic/common/namedParameters/CompactTypeNames.kt");
             }
             
+            @TestMetadata("ForEmptyParametersFunction.kt")
+            public void testForEmptyParametersFunction() throws Exception {
+                doTest("idea/testData/completion/basic/common/namedParameters/ForEmptyParametersFunction.kt");
+            }
+            
             @TestMetadata("InParameterExpression.kt")
             public void testInParameterExpression() throws Exception {
                 doTest("idea/testData/completion/basic/common/namedParameters/InParameterExpression.kt");