tag/Mask: add `noexcept`

src/tag/Mask.hxx

@@ -28,67 +28,67 @@ class TagMask {
 	typedef uint_least32_t mask_t;
 	mask_t value;
 
-	explicit constexpr TagMask(uint_least32_t _value)
+	explicit constexpr TagMask(uint_least32_t _value) noexcept
 		:value(_value) {}
 
 public:
 	TagMask() = default;
 
-	constexpr TagMask(TagType tag)
+	constexpr TagMask(TagType tag) noexcept
 		:value(mask_t(1) << mask_t(tag)) {}
 
-	static constexpr TagMask None() {
+	static constexpr TagMask None() noexcept {
 		return TagMask(mask_t(0));
 	}
 
-	static constexpr TagMask All() {
+	static constexpr TagMask All() noexcept {
 		return ~None();
 	}
 
-	constexpr TagMask operator~() const {
+	constexpr TagMask operator~() const noexcept {
 		return TagMask(~value);
 	}
 
-	constexpr TagMask operator&(TagMask other) const {
+	constexpr TagMask operator&(TagMask other) const noexcept {
 		return TagMask(value & other.value);
 	}
 
-	constexpr TagMask operator|(TagMask other) const {
+	constexpr TagMask operator|(TagMask other) const noexcept {
 		return TagMask(value | other.value);
 	}
 
-	constexpr TagMask operator^(TagMask other) const {
+	constexpr TagMask operator^(TagMask other) const noexcept {
 		return TagMask(value ^ other.value);
 	}
 
-	TagMask &operator&=(TagMask other) {
+	TagMask &operator&=(TagMask other) noexcept {
 		value &= other.value;
 		return *this;
 	}
 
-	TagMask &operator|=(TagMask other) {
+	TagMask &operator|=(TagMask other) noexcept {
 		value |= other.value;
 		return *this;
 	}
 
-	TagMask &operator^=(TagMask other) {
+	TagMask &operator^=(TagMask other) noexcept {
 		value ^= other.value;
 		return *this;
 	}
 
-	constexpr bool TestAny() const {
+	constexpr bool TestAny() const noexcept {
 		return value != 0;
 	}
 
-	constexpr bool Test(TagType tag) const {
+	constexpr bool Test(TagType tag) const noexcept {
 		return (*this & tag).TestAny();
 	}
 
-	void Set(TagType tag) {
+	void Set(TagType tag) noexcept {
 		*this |= tag;
 	}
 
-	void Unset(TagType tag) {
+	void Unset(TagType tag) noexcept {
 		*this |= ~TagMask(tag);
 	}
 };