| //===- CXSourceLocation.h - CXSourceLocations Utilities ---------*- C++ -*-===// |
| // |
| // Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions. |
| // See https://llvm.org/LICENSE.txt for license information. |
| // SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception |
| // |
| //===----------------------------------------------------------------------===// |
| // |
| // This file defines routines for manipulating CXSourceLocations. |
| // |
| //===----------------------------------------------------------------------===// |
| |
| #ifndef LLVM_CLANG_TOOLS_LIBCLANG_CXSOURCELOCATION_H |
| #define LLVM_CLANG_TOOLS_LIBCLANG_CXSOURCELOCATION_H |
| |
| #include "clang-c/Index.h" |
| #include "clang/AST/ASTContext.h" |
| #include "clang/Basic/LangOptions.h" |
| #include "clang/Basic/SourceLocation.h" |
| |
| namespace clang { |
| |
| class SourceManager; |
| |
| namespace cxloc { |
| |
| /// Translate a Clang source location into a CIndex source location. |
| static inline CXSourceLocation |
| translateSourceLocation(const SourceManager &SM, const LangOptions &LangOpts, |
| SourceLocation Loc) { |
| if (Loc.isInvalid()) |
| return clang_getNullLocation(); |
| |
| CXSourceLocation Result = { { &SM, &LangOpts, }, |
| Loc.getRawEncoding() }; |
| return Result; |
| } |
| |
| /// Translate a Clang source location into a CIndex source location. |
| static inline CXSourceLocation translateSourceLocation(ASTContext &Context, |
| SourceLocation Loc) { |
| return translateSourceLocation(Context.getSourceManager(), |
| Context.getLangOpts(), |
| Loc); |
| } |
| |
| /// Translate a Clang source range into a CIndex source range. |
| /// |
| /// Clang internally represents ranges where the end location points to the |
| /// start of the token at the end. However, for external clients it is more |
| /// useful to have a CXSourceRange be a proper half-open interval. This routine |
| /// does the appropriate translation. |
| CXSourceRange translateSourceRange(const SourceManager &SM, |
| const LangOptions &LangOpts, |
| const CharSourceRange &R); |
| |
| /// Translate a Clang source range into a CIndex source range. |
| static inline CXSourceRange translateSourceRange(ASTContext &Context, |
| SourceRange R) { |
| return translateSourceRange(Context.getSourceManager(), |
| Context.getLangOpts(), |
| CharSourceRange::getTokenRange(R)); |
| } |
| |
| static inline SourceLocation translateSourceLocation(CXSourceLocation L) { |
| return SourceLocation::getFromRawEncoding(L.int_data); |
| } |
| |
| static inline SourceRange translateCXSourceRange(CXSourceRange R) { |
| return SourceRange(SourceLocation::getFromRawEncoding(R.begin_int_data), |
| SourceLocation::getFromRawEncoding(R.end_int_data)); |
| } |
| |
| /// Translates CXSourceRange to CharSourceRange. |
| /// The semantics of \p R are: |
| /// R.begin_int_data is first character of the range. |
| /// R.end_int_data is one character past the end of the range. |
| CharSourceRange translateCXRangeToCharRange(CXSourceRange R); |
| }} // end namespace: clang::cxloc |
| |
| #endif |