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//===--- RewriteTest.cpp - Rewriter playground ----------------------------===//
//
// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
// See https://llvm.org/LICENSE.txt for license information.
// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
//
//===----------------------------------------------------------------------===//
//
// This is a testbed.
//
//===----------------------------------------------------------------------===//
#include "clang/Lex/Preprocessor.h"
#include "clang/Rewrite/Core/TokenRewriter.h"
#include "clang/Rewrite/Frontend/Rewriters.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);
}
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