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refactor(fsinfo_features): simplify code and make more robust

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This commit is contained in:
Marcus Holland-Moritz 2024-10-19 23:01:13 +02:00
parent b6f5df8185
commit 460cc4b0b2
1 changed files with 8 additions and 3 deletions
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11
include/dwarfs/reader/fsinfo_features.h
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@ -65,11 +65,11 @@ class fsinfo_features {
std::vector<std::string_view> to_string_views() const;
constexpr bool has(fsinfo_feature f) const {
return features_ & (1 << static_cast<size_t>(f));
return features_ & feature_bit(f);
}
constexpr fsinfo_features& set(fsinfo_feature f) {
features_ |= (1 << static_cast<size_t>(f));
features_ |= feature_bit(f);
return *this;
}
@ -81,7 +81,7 @@ class fsinfo_features {
}
constexpr fsinfo_features& clear(fsinfo_feature f) {
features_ &= ~(1 << static_cast<size_t>(f));
features_ &= ~feature_bit(f);
return *this;
}
@ -105,6 +105,11 @@ class fsinfo_features {
private:
// can be upgraded to std::bitset if needed and when it's constexpr
using feature_type = uint64_t;
static constexpr feature_type feature_bit(fsinfo_feature n) {
return static_cast<feature_type>(1) << static_cast<size_t>(n);
}
static constexpr size_t max_feature_bits{
std::numeric_limits<feature_type>::digits};
static constexpr size_t num_feature_bits{