diff options
| -rw-r--r-- | library/core/src/convert/num.rs | 16 |
1 files changed, 12 insertions, 4 deletions
diff --git a/library/core/src/convert/num.rs b/library/core/src/convert/num.rs index 5b113610a5d..a522b7da3bd 100644 --- a/library/core/src/convert/num.rs +++ b/library/core/src/convert/num.rs @@ -45,8 +45,10 @@ impl_float_to_int!(f64 => u8 u16 u32 u64 u128 usize i8 i16 i32 i64 i128 isize); macro_rules! impl_from { ($Small: ty, $Large: ty, #[$attr:meta], $doc: expr) => { #[$attr] - #[doc = $doc] impl From<$Small> for $Large { + // Rustdocs on the impl block show a "[+] show undocumented items" toggle. + // Rustdocs on functions do not. + #[doc = $doc] #[inline] fn from(small: $Small) -> Self { small as Self @@ -383,8 +385,10 @@ use crate::num::NonZeroUsize; macro_rules! nzint_impl_from { ($Small: ty, $Large: ty, #[$attr:meta], $doc: expr) => { #[$attr] - #[doc = $doc] impl From<$Small> for $Large { + // Rustdocs on the impl block show a "[+] show undocumented items" toggle. + // Rustdocs on functions do not. + #[doc = $doc] #[inline] fn from(small: $Small) -> Self { // SAFETY: input type guarantees the value is non-zero @@ -450,10 +454,12 @@ nzint_impl_from! { NonZeroU64, NonZeroI128, #[stable(feature = "nz_int_conv", si macro_rules! nzint_impl_try_from_int { ($Int: ty, $NonZeroInt: ty, #[$attr:meta], $doc: expr) => { #[$attr] - #[doc = $doc] impl TryFrom<$Int> for $NonZeroInt { type Error = TryFromIntError; + // Rustdocs on the impl block show a "[+] show undocumented items" toggle. + // Rustdocs on functions do not. + #[doc = $doc] #[inline] fn try_from(value: $Int) -> Result<Self, Self::Error> { Self::new(value).ok_or(TryFromIntError(())) @@ -489,10 +495,12 @@ nzint_impl_try_from_int! { isize, NonZeroIsize, #[stable(feature = "nzint_try_fr macro_rules! nzint_impl_try_from_nzint { ($From:ty => $To:ty, $doc: expr) => { #[stable(feature = "nzint_try_from_nzint_conv", since = "1.49.0")] - #[doc = $doc] impl TryFrom<$From> for $To { type Error = TryFromIntError; + // Rustdocs on the impl block show a "[+] show undocumented items" toggle. + // Rustdocs on functions do not. + #[doc = $doc] #[inline] fn try_from(value: $From) -> Result<Self, Self::Error> { TryFrom::try_from(value.get()).map(|v| { |