clang-tools-extra/clangd/index/SymbolLocation.cpp

   1 //===--- SymbolLocation.cpp --------------------------------------*- C++-*-===//
   2 //
   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
   6 //
   7 //===----------------------------------------------------------------------===//
   8
   9 #include "SymbolLocation.h"
  10
  11 namespace clang {
  12 namespace clangd {
  13
  14 constexpr uint32_t SymbolLocation::Position::MaxLine;
  15 constexpr uint32_t SymbolLocation::Position::MaxColumn;
  16
  17 void SymbolLocation::Position::setLine(uint32_t L) {
  18   if (L > MaxLine)
  19     L = MaxLine;
  20   LineColumnPacked = (L << ColumnBits) | column();
  21 }
  22 void SymbolLocation::Position::setColumn(uint32_t Col) {
  23   if (Col > MaxColumn)
  24     Col = MaxColumn;
  25   LineColumnPacked = (LineColumnPacked & ~MaxColumn) | Col;
  26 }
  27
  28 llvm::raw_ostream &operator<<(llvm::raw_ostream &OS, const SymbolLocation &L) {
  29   if (!L)
  30     return OS << "(none)";
  31   return OS << L.FileURI << "[" << L.Start.line() << ":" << L.Start.column()
  32             << "-" << L.End.line() << ":" << L.End.column() << ")";
  33 }
  34
  35 } // namespace clangd
  36 } // namespace clang