64 lines
1.4 KiB
C++
64 lines
1.4 KiB
C++
// SPDX-License-Identifier: GPL-2.0-or-later
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// Copyright The Music Player Daemon Project
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#ifndef MPD_UTIL_OPTIONDEF_HXX
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#define MPD_UTIL_OPTIONDEF_HXX
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#include <cassert>
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/**
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* Command line option definition.
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*/
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class OptionDef
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{
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const char *long_option;
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char short_option;
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bool has_value = false;
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const char *desc;
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public:
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constexpr OptionDef(const char *_long_option, const char *_desc)
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: long_option(_long_option),
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short_option(0),
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desc(_desc) { }
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constexpr OptionDef(const char *_long_option,
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char _short_option, const char *_desc)
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: long_option(_long_option),
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short_option(_short_option),
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desc(_desc) { }
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constexpr OptionDef(const char *_long_option,
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char _short_option, bool _has_value,
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const char *_desc) noexcept
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:long_option(_long_option),
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short_option(_short_option),
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has_value(_has_value),
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desc(_desc) {}
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constexpr bool HasLongOption() const { return long_option != nullptr; }
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constexpr bool HasShortOption() const { return short_option != 0; }
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constexpr bool HasValue() const noexcept {
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return has_value;
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}
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constexpr bool HasDescription() const { return desc != nullptr; }
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const char *GetLongOption() const {
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assert(HasLongOption());
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return long_option;
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}
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char GetShortOption() const {
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assert(HasShortOption());
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return short_option;
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}
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const char *GetDescription() const {
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assert(HasDescription());
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return desc;
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}
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};
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#endif
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