chore: minor improvement for docs

Signed-off-by: spuradage <spuradage@outlook.com>

Author: spuradage

src/datetime/mod.rs

@@ -414,7 +414,7 @@ impl<Tz: TimeZone> DateTime<Tz> {
     }
 
     /// Fix the offset from UTC to its current value, dropping the associated timezone information.
-    /// This it useful for converting a generic `DateTime<Tz: Timezone>` to `DateTime<FixedOffset>`.
+    /// This is useful for converting a generic `DateTime<Tz: Timezone>` to `DateTime<FixedOffset>`.
     #[inline]
     #[must_use]
     pub fn fixed_offset(&self) -> DateTime<FixedOffset> {
@@ -1518,7 +1518,7 @@ impl<Tz: TimeZone> hash::Hash for DateTime<Tz> {
 /// Add `TimeDelta` to `DateTime`.
 ///
 /// As a part of Chrono's [leap second handling], the addition assumes that **there is no leap
-/// second ever**, except when the `NaiveDateTime` itself represents a leap  second in which case
+/// second ever**, except when the `NaiveDateTime` itself represents a leap second in which case
 /// the assumption becomes that **there is exactly a single leap second ever**.
 ///
 /// # Panics
@@ -1537,7 +1537,7 @@ impl<Tz: TimeZone> Add<TimeDelta> for DateTime<Tz> {
 /// Add `std::time::Duration` to `DateTime`.
 ///
 /// As a part of Chrono's [leap second handling], the addition assumes that **there is no leap
-/// second ever**, except when the `NaiveDateTime` itself represents a leap  second in which case
+/// second ever**, except when the `NaiveDateTime` itself represents a leap second in which case
 /// the assumption becomes that **there is exactly a single leap second ever**.
 ///
 /// # Panics
@@ -1558,7 +1558,7 @@ impl<Tz: TimeZone> Add<Duration> for DateTime<Tz> {
 /// Add-assign `chrono::Duration` to `DateTime`.
 ///
 /// As a part of Chrono's [leap second handling], the addition assumes that **there is no leap
-/// second ever**, except when the `NaiveDateTime` itself represents a leap  second in which case
+/// second ever**, except when the `NaiveDateTime` itself represents a leap second in which case
 /// the assumption becomes that **there is exactly a single leap second ever**.
 ///
 /// # Panics
@@ -1578,7 +1578,7 @@ impl<Tz: TimeZone> AddAssign<TimeDelta> for DateTime<Tz> {
 /// Add-assign `std::time::Duration` to `DateTime`.
 ///
 /// As a part of Chrono's [leap second handling], the addition assumes that **there is no leap
-/// second ever**, except when the `NaiveDateTime` itself represents a leap  second in which case
+/// second ever**, except when the `NaiveDateTime` itself represents a leap second in which case
 /// the assumption becomes that **there is exactly a single leap second ever**.
 ///
 /// # Panics
@@ -1678,7 +1678,7 @@ impl<Tz: TimeZone> Sub<Duration> for DateTime<Tz> {
 /// This is the same as the addition with a negated `TimeDelta`.
 ///
 /// As a part of Chrono's [leap second handling], the addition assumes that **there is no leap
-/// second ever**, except when the `DateTime` itself represents a leap  second in which case
+/// second ever**, except when the `DateTime` itself represents a leap second in which case
 /// the assumption becomes that **there is exactly a single leap second ever**.
 ///
 /// # Panics
@@ -1698,7 +1698,7 @@ impl<Tz: TimeZone> SubAssign<TimeDelta> for DateTime<Tz> {
 /// Subtract-assign `std::time::Duration` from `DateTime`.
 ///
 /// As a part of Chrono's [leap second handling], the addition assumes that **there is no leap
-/// second ever**, except when the `DateTime` itself represents a leap  second in which case
+/// second ever**, except when the `DateTime` itself represents a leap second in which case
 /// the assumption becomes that **there is exactly a single leap second ever**.
 ///
 /// # Panics
@@ -1993,8 +1993,8 @@ where
 /// Number of days between January 1, 1970 and December 31, 1 BCE which we define to be day 0.
 /// 4 full leap year cycles until December 31, 1600     4 * 146097 = 584388
 /// 1 day until January 1, 1601                                           1
-/// 369 years until January 1, 1970                      369 * 365 = 134685
-/// of which floor(369 / 4) are leap years          floor(369 / 4) =     92
+/// 369 years until January 1, 1970                     369 * 365 = 134685
+/// of which floor(369 / 4) are leap years          floor(369 / 4) =    92
 /// except for 1700, 1800 and 1900                                       -3 +
 ///                                                                  --------
 ///                                                                  719163