forked from OSchip/llvm-project
39 lines
1.3 KiB
C++
39 lines
1.3 KiB
C++
//===--- RewriteTest.cpp - Rewriter playground ----------------------------===//
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//
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// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
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// See https://llvm.org/LICENSE.txt for license information.
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// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
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//
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//===----------------------------------------------------------------------===//
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//
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// This is a testbed.
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//
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//===----------------------------------------------------------------------===//
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#include "clang/Lex/Preprocessor.h"
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#include "clang/Rewrite/Core/TokenRewriter.h"
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#include "clang/Rewrite/Frontend/Rewriters.h"
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#include "llvm/Support/raw_ostream.h"
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void clang::DoRewriteTest(Preprocessor &PP, raw_ostream *OS) {
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SourceManager &SM = PP.getSourceManager();
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const LangOptions &LangOpts = PP.getLangOpts();
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TokenRewriter Rewriter(SM.getMainFileID(), SM, LangOpts);
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// Throw <i> </i> tags around comments.
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for (TokenRewriter::token_iterator I = Rewriter.token_begin(),
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E = Rewriter.token_end(); I != E; ++I) {
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if (I->isNot(tok::comment)) continue;
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Rewriter.AddTokenBefore(I, "<i>");
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Rewriter.AddTokenAfter(I, "</i>");
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}
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// Print out the output.
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for (TokenRewriter::token_iterator I = Rewriter.token_begin(),
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E = Rewriter.token_end(); I != E; ++I)
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*OS << PP.getSpelling(*I);
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}
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