1/* 2 * Copyright (C) 2015 The Android Open Source Project 3 * 4 * Licensed under the Apache License, Version 2.0 (the "License"); 5 * you may not use this file except in compliance with the License. 6 * You may obtain a copy of the License at 7 * 8 * http://www.apache.org/licenses/LICENSE-2.0 9 * 10 * Unless required by applicable law or agreed to in writing, software 11 * distributed under the License is distributed on an "AS IS" BASIS, 12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 13 * See the License for the specific language governing permissions and 14 * limitations under the License. 15 */ 16 17#ifndef AAPT_SOURCE_H 18#define AAPT_SOURCE_H 19 20#include <ostream> 21#include <string> 22#include <tuple> 23 24namespace aapt { 25 26struct SourceLineColumn; 27struct SourceLine; 28 29/** 30 * Represents a file on disk. Used for logging and 31 * showing errors. 32 */ 33struct Source { 34 std::string path; 35 36 inline SourceLine line(size_t line) const; 37}; 38 39/** 40 * Represents a file on disk and a line number in that file. 41 * Used for logging and showing errors. 42 */ 43struct SourceLine { 44 std::string path; 45 size_t line; 46 47 inline SourceLineColumn column(size_t column) const; 48}; 49 50/** 51 * Represents a file on disk and a line:column number in that file. 52 * Used for logging and showing errors. 53 */ 54struct SourceLineColumn { 55 std::string path; 56 size_t line; 57 size_t column; 58}; 59 60// 61// Implementations 62// 63 64SourceLine Source::line(size_t line) const { 65 return SourceLine{ path, line }; 66} 67 68SourceLineColumn SourceLine::column(size_t column) const { 69 return SourceLineColumn{ path, line, column }; 70} 71 72inline ::std::ostream& operator<<(::std::ostream& out, const Source& source) { 73 return out << source.path; 74} 75 76inline ::std::ostream& operator<<(::std::ostream& out, const SourceLine& source) { 77 return out << source.path << ":" << source.line; 78} 79 80inline ::std::ostream& operator<<(::std::ostream& out, const SourceLineColumn& source) { 81 return out << source.path << ":" << source.line << ":" << source.column; 82} 83 84inline bool operator<(const SourceLine& lhs, const SourceLine& rhs) { 85 return std::tie(lhs.path, lhs.line) < std::tie(rhs.path, rhs.line); 86} 87 88} // namespace aapt 89 90#endif // AAPT_SOURCE_H 91