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63 lines
1.8 KiB
63 lines
1.8 KiB
/*
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* Copyright (C) 2020, The Android Open Source Project
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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#pragma once
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#include <iostream>
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#include <string>
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class AidlLocation {
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public:
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struct Point {
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int line;
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int column;
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};
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enum class Source {
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// From internal aidl source code
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INTERNAL = 0,
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// From a parsed file
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EXTERNAL = 1
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};
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AidlLocation(const std::string& file, Point begin, Point end, Source source);
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AidlLocation(const std::string& file, Source source)
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: AidlLocation(file, {0, 0}, {0, 0}, source) {}
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bool IsInternal() const { return source_ == Source::INTERNAL; }
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// The first line of a file is line 1.
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bool LocationKnown() const { return begin_.line != 0; }
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std::string GetFile() const { return file_; }
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friend std::ostream& operator<<(std::ostream& os, const AidlLocation& l);
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friend class AidlNode;
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private:
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// INTENTIONALLY HIDDEN: only operator<< should access details here.
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// Otherwise, locations should only ever be copied around to construct new
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// objects.
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const std::string file_;
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Point begin_;
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Point end_;
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Source source_;
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};
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#define AIDL_LOCATION_HERE \
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(AidlLocation{__FILE__, {__LINE__, 0}, {__LINE__, 0}, AidlLocation::Source::INTERNAL})
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std::ostream& operator<<(std::ostream& os, const AidlLocation& l); |