// Copyright 2020 The Dawn & Tint Authors
//
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// modification, are permitted provided that the following conditions are met:
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// 1. Redistributions of source code must retain the above copyright notice, this
//    list of conditions and the following disclaimer.
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// 2. Redistributions in binary form must reproduce the above copyright notice,
//    this list of conditions and the following disclaimer in the documentation
//    and/or other materials provided with the distribution.
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#include "src/tint/utils/symbol/symbol.h"

#include <utility>

namespace tint {

Symbol::Symbol() = default;

Symbol::Symbol(uint32_t val, tint::GenerationID pid, std::string_view name)
    : val_(val), generation_id_(pid), name_(name) {}

Symbol::Symbol(const Symbol& o) = default;

Symbol::Symbol(Symbol&& o) = default;

Symbol::~Symbol() = default;

Symbol& Symbol::operator=(const Symbol& o) = default;

Symbol& Symbol::operator=(Symbol&& o) = default;

bool Symbol::operator==(const Symbol& other) const {
    TINT_ASSERT_GENERATION_IDS_EQUAL_IF_VALID(generation_id_, other.generation_id_);
    return val_ == other.val_;
}

bool Symbol::operator!=(const Symbol& other) const {
    TINT_ASSERT_GENERATION_IDS_EQUAL_IF_VALID(generation_id_, other.generation_id_);
    return val_ != other.val_;
}

bool Symbol::operator<(const Symbol& other) const {
    TINT_ASSERT_GENERATION_IDS_EQUAL_IF_VALID(generation_id_, other.generation_id_);
    return val_ < other.val_;
}

std::string Symbol::to_str() const {
    return "$" + std::to_string(val_);
}

std::string_view Symbol::NameView() const {
    return name_;
}

std::string Symbol::Name() const {
    return std::string(name_);
}

}  // namespace tint