68 lines
2.0 KiB
C++
68 lines
2.0 KiB
C++
//===- unittest/Format/FormatTestUtils.h - Formatting unit tests ----------===//
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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 file defines utility functions for Clang-Format related tests.
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//
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//===----------------------------------------------------------------------===//
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#ifndef LLVM_CLANG_UNITTESTS_FORMAT_FORMATTESTUTILS_H
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#define LLVM_CLANG_UNITTESTS_FORMAT_FORMATTESTUTILS_H
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#include "llvm/ADT/StringRef.h"
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namespace clang {
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namespace format {
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namespace test {
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inline std::string messUp(llvm::StringRef Code) {
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std::string MessedUp(Code.str());
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bool InComment = false;
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bool InPreprocessorDirective = false;
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bool JustReplacedNewline = false;
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for (unsigned i = 0, e = MessedUp.size() - 1; i != e; ++i) {
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if (MessedUp[i] == '/' && MessedUp[i + 1] == '/') {
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if (JustReplacedNewline)
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MessedUp[i - 1] = '\n';
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InComment = true;
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} else if (MessedUp[i] == '#' && (JustReplacedNewline || i == 0)) {
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if (i != 0)
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MessedUp[i - 1] = '\n';
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InPreprocessorDirective = true;
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} else if (MessedUp[i] == '\\' && MessedUp[i + 1] == '\n') {
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MessedUp[i] = ' ';
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MessedUp[i + 1] = ' ';
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} else if (MessedUp[i] == '\n') {
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if (InComment) {
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InComment = false;
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} else if (InPreprocessorDirective) {
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InPreprocessorDirective = false;
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} else {
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JustReplacedNewline = true;
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MessedUp[i] = ' ';
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}
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} else if (MessedUp[i] != ' ') {
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JustReplacedNewline = false;
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}
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}
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std::string WithoutWhitespace;
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if (MessedUp[0] != ' ')
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WithoutWhitespace.push_back(MessedUp[0]);
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for (unsigned i = 1, e = MessedUp.size(); i != e; ++i) {
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if (MessedUp[i] != ' ' || MessedUp[i - 1] != ' ')
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WithoutWhitespace.push_back(MessedUp[i]);
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}
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return WithoutWhitespace;
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}
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} // end namespace test
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} // end namespace format
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} // end namespace clang
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#endif
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