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-rw-r--r--clang/lib/Rewrite/RewriteTest.cpp39
1 files changed, 39 insertions, 0 deletions
diff --git a/clang/lib/Rewrite/RewriteTest.cpp b/clang/lib/Rewrite/RewriteTest.cpp
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+++ b/clang/lib/Rewrite/RewriteTest.cpp
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+//===--- RewriteTest.cpp - Rewriter playground ----------------------------===//
+//
+// The LLVM Compiler Infrastructure
+//
+// This file is distributed under the University of Illinois Open Source
+// License. See LICENSE.TXT for details.
+//
+//===----------------------------------------------------------------------===//
+//
+// This is a testbed.
+//
+//===----------------------------------------------------------------------===//
+
+#include "clang/Rewrite/Rewriters.h"
+#include "clang/Lex/Preprocessor.h"
+#include "clang/Rewrite/TokenRewriter.h"
+#include "llvm/Support/raw_ostream.h"
+
+void clang::DoRewriteTest(Preprocessor &PP, raw_ostream* OS) {
+ SourceManager &SM = PP.getSourceManager();
+ const LangOptions &LangOpts = PP.getLangOpts();
+
+ TokenRewriter Rewriter(SM.getMainFileID(), SM, LangOpts);
+
+ // Throw <i> </i> tags around comments.
+ for (TokenRewriter::token_iterator I = Rewriter.token_begin(),
+ E = Rewriter.token_end(); I != E; ++I) {
+ if (I->isNot(tok::comment)) continue;
+
+ Rewriter.AddTokenBefore(I, "<i>");
+ Rewriter.AddTokenAfter(I, "</i>");
+ }
+
+
+ // Print out the output.
+ for (TokenRewriter::token_iterator I = Rewriter.token_begin(),
+ E = Rewriter.token_end(); I != E; ++I)
+ *OS << PP.getSpelling(*I);
+}