1 //===- FileOffset.h - Offset in a file --------------------------*- C++ -*-===//
3 // Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
4 // See https://llvm.org/LICENSE.txt for license information.
5 // SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
7 //===----------------------------------------------------------------------===//
9 #ifndef LLVM_CLANG_EDIT_FILEOFFSET_H
10 #define LLVM_CLANG_EDIT_FILEOFFSET_H
12 #include "clang/Basic/SourceLocation.h"
23 FileOffset() = default;
24 FileOffset(FileID fid, unsigned offs) : FID(fid), Offs(offs) {}
26 bool isInvalid() const { return FID.isInvalid(); }
28 FileID getFID() const { return FID; }
29 unsigned getOffset() const { return Offs; }
31 FileOffset getWithOffset(unsigned offset) const {
32 FileOffset NewOffs = *this;
33 NewOffs.Offs += offset;
37 friend bool operator==(FileOffset LHS, FileOffset RHS) {
38 return LHS.FID == RHS.FID && LHS.Offs == RHS.Offs;
41 friend bool operator!=(FileOffset LHS, FileOffset RHS) {
45 friend bool operator<(FileOffset LHS, FileOffset RHS) {
46 return std::tie(LHS.FID, LHS.Offs) < std::tie(RHS.FID, RHS.Offs);
49 friend bool operator>(FileOffset LHS, FileOffset RHS) {
53 friend bool operator>=(FileOffset LHS, FileOffset RHS) {
57 friend bool operator<=(FileOffset LHS, FileOffset RHS) {
65 #endif // LLVM_CLANG_EDIT_FILEOFFSET_H