Warning for unused function literal in do..while

2013-03-20 11:33:48 +04:00
parent 8e5f0abb84
commit 79bf174e93
3 changed files with 18 additions and 0 deletions
@@ -237,6 +237,7 @@ public class ControlStructureTypingVisitor extends ExpressionTypingVisitor {
            else {
                facade.getTypeInfo(body, context.replaceScope(context.scope));
            }
+            context.trace.report(UNUSED_FUNCTION_LITERAL.on(function));
        }
        else if (body != null) {
            WritableScope writableScope = newWritableScopeImpl(context, "do..while body scope");
@@ -0,0 +1,12 @@
+fun unusedLiteral(){
+    <!UNUSED_FUNCTION_LITERAL!>{() ->
+        val <!UNUSED_VARIABLE!>i<!> = 1
+    }<!>
+}
+
+
+fun unusedLiteralInDoWhile(){
+    do<!UNUSED_FUNCTION_LITERAL!>{() ->
+            val <!UNUSED_VARIABLE!>i<!> = 1
+    }<!> while(false)
+}
@@ -1849,6 +1849,11 @@ public class JetDiagnosticsTestGenerated extends AbstractDiagnosticsTestWithEage
                doTest("compiler/testData/diagnostics/tests/functionLiterals/kt2906.kt");
            }
            
+            @TestMetadata("unusedLiteral.kt")
+            public void testUnusedLiteral() throws Exception {
+                doTest("compiler/testData/diagnostics/tests/functionLiterals/unusedLiteral.kt");
+            }
+            
        }
        
        @TestMetadata("compiler/testData/diagnostics/tests/generics")