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55 lines
1.7 KiB
C++
55 lines
1.7 KiB
C++
#if USE_CLANG_CXX
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#include "clang_format.h"
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#include "working_files.h"
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#include <loguru.hpp>
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using namespace clang;
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using clang::format::FormatStyle;
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namespace {
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// TODO Objective-C 'header/interface' files may use .h, we should get this from
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// project information.
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FormatStyle::LanguageKind getLanguageKindFromFilename(
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llvm::StringRef filename) {
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if (filename.endswith(".m") || filename.endswith(".mm")) {
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return FormatStyle::LK_ObjC;
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}
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return FormatStyle::LK_Cpp;
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}
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} // namespace
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std::vector<tooling::Replacement> ClangFormatDocument(
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WorkingFile* working_file,
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int start,
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int end,
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lsFormattingOptions options) {
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const auto language_kind =
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getLanguageKindFromFilename(working_file->filename);
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FormatStyle predefined_style;
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getPredefinedStyle("chromium", language_kind, &predefined_style);
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llvm::Expected<FormatStyle> style =
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format::getStyle("file", working_file->filename, "chromium");
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if (!style) {
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// If, for some reason, we cannot get a format style, use Chromium's with
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// tab configuration provided by the client editor.
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LOG_S(ERROR) << llvm::toString(style.takeError());
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predefined_style.UseTab = options.insertSpaces
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? FormatStyle::UseTabStyle::UT_Never
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: FormatStyle::UseTabStyle::UT_Always;
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predefined_style.IndentWidth = options.tabSize;
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}
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auto format_result = reformat(
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*style, working_file->buffer_content,
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llvm::ArrayRef<tooling::Range>(tooling::Range(start, end - start)),
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working_file->filename);
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return std::vector<tooling::Replacement>(format_result.begin(),
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format_result.end());
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}
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#endif
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