KT-7259 Space inserted before parenthesis in completion of call

#KT-7259 Fixed

idea/src/org/jetbrains/kotlin/idea/completion/handlers/KotlinCallableInsertHandler.kt

@@ -152,11 +152,11 @@ public class KotlinFunctionInsertHandler(val caretPosition : CaretPosition, val
         val closingBracket = if (braces) '}' else ')'
 
         if (completionChar == Lookup.REPLACE_SELECT_CHAR) {
-            offset = skipSpaces(chars, offset)
-            if (offset < document.getTextLength()) {
-                if (chars[offset] == '<') {
+            val offset1 = skipSpaces(chars, offset)
+            if (offset1 < document.getTextLength()) {
+                if (chars[offset1] == '<') {
                     PsiDocumentManager.getInstance(context.getProject()).commitDocument(document)
-                    val token = context.getFile().findElementAt(offset)!!
+                    val token = context.getFile().findElementAt(offset1)!!
                     if (token.getNode().getElementType() == JetTokens.LT) {
                         val parent = token.getParent()
                         if (parent is JetTypeArgumentList && parent.getText().indexOf('\n') < 0/* if type argument list is on multiple lines this is more likely wrong parsing*/) {

idea/testData/completion/handlers/basic/GenericFunctionWithTab2.kt

@@ -0,0 +1,6 @@
+fun <T> foo() {}
+
+fun use() = f<caret> <String>()
+
+// ELEMENT: foo
+// CHAR: '\t'

idea/testData/completion/handlers/basic/GenericFunctionWithTab2.kt.after

@@ -0,0 +1,6 @@
+fun <T> foo() {}
+
+fun use() = foo <String>()<caret>
+
+// ELEMENT: foo
+// CHAR: '\t'

idea/testData/completion/handlers/basic/SpaceAfterParenthesisBug.kt

@@ -0,0 +1,8 @@
+class Pair(val first: Int, val second: Int)
+
+fun foo(p: Pair) {
+    if (p.<caret>first < p.second)
+}
+
+// ELEMENT: hashCode
+// CHAR: '\t'

idea/testData/completion/handlers/basic/SpaceAfterParenthesisBug.kt.after

@@ -0,0 +1,8 @@
+class Pair(val first: Int, val second: Int)
+
+fun foo(p: Pair) {
+    if (p.hashCode()<caret> < p.second)
+}
+
+// ELEMENT: hashCode
+// CHAR: '\t'

idea/tests/org/jetbrains/kotlin/completion/handlers/BasicCompletionHandlerTestGenerated.java

@@ -63,6 +63,12 @@ public class BasicCompletionHandlerTestGenerated extends AbstractBasicCompletion
         doTest(fileName);
     }
 
+    @TestMetadata("GenericFunctionWithTab2.kt")
+    public void testGenericFunctionWithTab2() throws Exception {
+        String fileName = JetTestUtils.navigationMetadata("idea/testData/completion/handlers/basic/GenericFunctionWithTab2.kt");
+        doTest(fileName);
+    }
+
     @TestMetadata("NestedTypeArg.kt")
     public void testNestedTypeArg() throws Exception {
         String fileName = JetTestUtils.navigationMetadata("idea/testData/completion/handlers/basic/NestedTypeArg.kt");
@@ -75,6 +81,12 @@ public class BasicCompletionHandlerTestGenerated extends AbstractBasicCompletion
         doTest(fileName);
     }
 
+    @TestMetadata("SpaceAfterParenthesisBug.kt")
+    public void testSpaceAfterParenthesisBug() throws Exception {
+        String fileName = JetTestUtils.navigationMetadata("idea/testData/completion/handlers/basic/SpaceAfterParenthesisBug.kt");
+        doTest(fileName);
+    }
+
     @TestMetadata("SuperTypeArg.kt")
     public void testSuperTypeArg() throws Exception {
         String fileName = JetTestUtils.navigationMetadata("idea/testData/completion/handlers/basic/SuperTypeArg.kt");