Output 'No changes needed!' on stderr

cmaglie · cmaglie · commit 2d7540340ce4 · 2017-05-29T22:53:23.000+02:00
diff --git a/main.cpp b/main.cpp
@@ -241,7 +241,7 @@ class INOPreprocessAction : public ASTFrontendAction {
         const FileID mainFileID = rewriter.getSourceMgr().getMainFileID();
         const RewriteBuffer *buf = rewriter.getRewriteBufferFor(mainFileID);
         if (buf == nullptr) {
-            outs() << "No changes needed!\n";
+            errs() << "No changes needed!\n";
         } else {
             outs() << string(buf->begin(), buf->end());
         }

Original file line number	Diff line number	Diff line change
`@@ -241,7 +241,7 @@ class INOPreprocessAction : public ASTFrontendAction {`
`241`	`241`	`const FileID mainFileID = rewriter.getSourceMgr().getMainFileID();`
`242`	`242`	`const RewriteBuffer *buf = rewriter.getRewriteBufferFor(mainFileID);`
`243`	`243`	`if (buf == nullptr) {`
`244`		`- outs() << "No changes needed!\n";`
	`244`	`+ errs() << "No changes needed!\n";`
`245`	`245`	`} else {`
`246`	`246`	`outs() << string(buf->begin(), buf->end());`
`247`	`247`	`}`