38 lines
956 B
C++
38 lines
956 B
C++
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/***
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Copyright (C) 2022 J Reece Wilson (a/k/a "Reece"). All rights reserved.
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File: auTryCall.hpp
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Date: 2022-11-16
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Author: Reece
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***/
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#pragma once
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struct AuCallErrorTag
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{
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/*
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Thy shall fulfill the following requirements:
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operator bool() const;
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static constexpr AuCallErrorTag Failed ();
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static constexpr AuCallErrorTag Success();
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*/
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};
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struct AuErrorCode_t : AuCallErrorTag
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{
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AuUInt32 uValue;
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inline constexpr AuErrorCode_t()
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{};
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inline constexpr AuErrorCode_t(AuUInt32 uValue) : uValue(uValue)
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{};
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explicit inline operator bool() const
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{
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return bool(uValue == 0);
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}
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static constexpr AuErrorCode_t Failed () { return AuErrorCode_t { AuUInt32(1) << 31 }; }
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static constexpr AuErrorCode_t Catch () { return AuErrorCode_t { (AuUInt32(1) << 31) | 1 }; }
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static constexpr AuErrorCode_t Success() { return AuErrorCode_t { 0 }; }
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};
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