Made parser aware of templates in function name position.

compiler/frontend/src/org/jetbrains/jet/lang/parsing/JetExpressionParsing.java

@@ -508,7 +508,7 @@ public class JetExpressionParsing extends AbstractJetParsing {
             parseParenthesizedExpression();
         }
         else if (at(IDE_TEMPLATE_START)) {
-            parseIdeTemplate();
+            myJetParsing.parseIdeTemplate();
         }
         else if (at(HASH)) {
             parseTupleExpression();
@@ -1836,22 +1836,6 @@ public class JetExpressionParsing extends AbstractJetParsing {
         argument.done(VALUE_ARGUMENT);
     }
     
-    /*
-     * "<#<" expression ">#>"
-     */
-    private void parseIdeTemplate() {
-        PsiBuilder.Marker placeholder = mark();
-        
-        advance();
-        if (at(IDE_TEMPLATE_END)) {
-            error("Expecting IDE template");
-        } else {
-            parseExpression();
-        }
-        expect(IDE_TEMPLATE_END, "");
-        placeholder.done(PARENTHESIZED);
-    }
-
     public void parseObjectLiteral() {
         PsiBuilder.Marker literal = mark();
         PsiBuilder.Marker declaration = mark();

compiler/frontend/src/org/jetbrains/jet/lang/parsing/JetParsing.java

@@ -987,7 +987,10 @@ public class JetParsing extends AbstractJetParsing {
     private void parseReceiverType(String title, TokenSet nameFollow, int lastDot) {
         if (lastDot == -1) { // There's no explicit receiver type specified
             parseAnnotations(false);
-            expect(IDENTIFIER, "Expecting " + title + " name or receiver type", nameFollow);
+
+            if (!parseIdeTemplate()) {
+                expect(IDENTIFIER, "Expecting " + title + " name or receiver type", nameFollow);
+            }
         } else {
             createTruncatedBuilder(lastDot).parseTypeRef();
 
@@ -1618,6 +1621,20 @@ public class JetParsing extends AbstractJetParsing {
         return true;
     }
 
+    /*
+    * "<#<" expression ">#>"
+    */
+    boolean parseIdeTemplate() {
+        if (at(IDE_TEMPLATE_START)) {
+            advance();
+            expect(IDENTIFIER, "Expecting identifier inside template");
+            expect(IDE_TEMPLATE_END, "Expecting IDE template end after identifier");
+            return true;
+        } else {
+            return false;
+        }
+    }
+
     @Override
     protected JetParsing create(SemanticWhitespaceAwarePsiBuilder builder) {
         return createForTopLevel(builder);