diff options
Diffstat (limited to 'src/year.rs')
| -rw-r--r-- | src/year.rs | 34 |
1 files changed, 25 insertions, 9 deletions
diff --git a/src/year.rs b/src/year.rs index 76a42fe..284821c 100644 --- a/src/year.rs +++ b/src/year.rs @@ -13,17 +13,17 @@ impl Year { /// The earliest year that can be represented pub const MIN: Self = Self(i16::MIN); - /// An equivalent of `Year::from(i32)`, which can be run at compile-time + /// An equivalent of `Year::from(i16)`, which can be run at compile-time /// /// # Example /// /// ``` /// use botic::Year; /// - /// const YEAR: Year = Year::from_i32(2021); - /// assert_eq!(2021, YEAR.as_i32()); + /// const YEAR: Year = Year::from_i16(2021); + /// assert_eq!(2021, YEAR.as_i16()); /// ``` - pub const fn from_i32(i: i16) -> Self { + pub const fn from_i16(i: i16) -> Self { Self(i) } @@ -34,11 +34,11 @@ impl Year { /// ``` /// use botic::Year; /// - /// const YEAR: Year = Year::from_i32(2021); - /// const YEAR_INT: i32 = YEAR.as_i32(); + /// const YEAR: Year = Year::from_i16(2021); + /// const YEAR_INT: i16 = YEAR.as_i16(); /// assert_eq!(2021, YEAR_INT); /// ``` - pub const fn as_i32(self) -> i16 { + pub const fn as_i16(self) -> i16 { self.0 } @@ -50,7 +50,7 @@ impl Year { /// ``` /// use botic::Year; /// - /// assert_eq!(Some(Year::from(2022)), Year::from_i32(2021).checked_add(1)); + /// assert_eq!(Some(Year::from(2022)), Year::from_i16(2021).checked_add(1)); /// assert_eq!(None, Year::MAX.checked_add(1)); /// ``` pub const fn checked_add(self, rhs: i16) -> Option<Year> { @@ -116,7 +116,7 @@ impl Year { /// ``` /// use botic::Year; /// - /// assert_eq!(Some(Year::from(2020)), Year::from_i32(2021).checked_sub(1)); + /// assert_eq!(Some(Year::from(2020)), Year::from_i16(2021).checked_sub(1)); /// assert_eq!(None, Year::MIN.checked_sub(1)); /// ``` pub const fn checked_sub(self, rhs: i16) -> Option<Year> { @@ -173,6 +173,22 @@ impl Year { pub const fn wrapping_sub(self, rhs: i16) -> Year { Year(self.0.wrapping_sub(rhs)) } + + /// Checks if the year is a leap year + /// + /// # Example + /// + /// ``` + /// use botic::Year; + /// + /// assert!(!Year::from(2022).is_leap_year()); + /// assert!(Year::from(2020).is_leap_year()); + /// assert!(Year::from(2000).is_leap_year()); + /// assert!(!Year::from(2100).is_leap_year()); + /// ``` + pub const fn is_leap_year(self) -> bool { + (self.0 % 4 == 0) && ((self.0 % 100 != 0) || (self.0 % 400 == 0)) + } } impl From<i16> for Year { |