Files
carbon-lang/migrate_cpp/cpp_refactoring/matcher.cpp
T
Jon Meow 29bf305539 Add tests to the cpp_refactoring tool. (#539)
This refactors the main.cpp out into a file structure that should make it easier to add more matchers/tests.
2021-05-17 16:55:50 -07:00

40 lines
1.4 KiB
C++

// Part of the Carbon Language project, under the Apache License v2.0 with LLVM
// Exceptions. See /LICENSE for license information.
// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
#include "migrate_cpp/cpp_refactoring/matcher.h"
namespace ct = ::clang::tooling;
namespace Carbon {
void Matcher::AddReplacement(const clang::SourceManager& sm,
clang::CharSourceRange range,
llvm::StringRef replacement_text) {
if (!range.isValid()) {
llvm::errs() << "Invalid range: " << range.getAsRange().printToString(sm)
<< "\n";
return;
}
if (sm.getDecomposedLoc(range.getBegin()).first !=
sm.getDecomposedLoc(range.getEnd()).first) {
llvm::errs() << "Range spans macro expansions: "
<< range.getAsRange().printToString(sm) << "\n";
return;
}
if (sm.getFileID(range.getBegin()) != sm.getFileID(range.getEnd())) {
llvm::errs() << "Range spans files: "
<< range.getAsRange().printToString(sm) << "\n";
return;
}
auto rep = ct::Replacement(sm, sm.getExpansionRange(range), replacement_text);
auto err = (*replacements)[std::string(rep.getFilePath())].add(rep);
if (err) {
llvm::report_fatal_error("Error with replacement `" + rep.toString() +
"`: " + llvm::toString(std::move(err)) + "\n");
}
}
} // namespace Carbon