40 lines
1.3 KiB
C++
40 lines
1.3 KiB
C++
//===--- RewriteTest.cpp - Rewriter playground ----------------------------===//
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//
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// The LLVM Compiler Infrastructure
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//
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// This file is distributed under the University of Illinois Open Source
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// License. See LICENSE.TXT for details.
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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/Frontend/Utils.h"
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#include "clang/Lex/Preprocessor.h"
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#include "clang/Rewrite/TokenRewriter.h"
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#include "llvm/Support/raw_ostream.h"
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void clang::DoRewriteTest(Preprocessor &PP, llvm::raw_ostream* OS) {
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SourceManager &SM = PP.getSourceManager();
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const LangOptions &LangOpts = PP.getLangOptions();
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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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