Sha256: 46e71fc88236b448798ae9323ddedb2b6f95f1f8617bf19683e6d80946287d74
Contents?: true
Size: 574 Bytes
Versions: 43
Compression:
Stored size: 574 Bytes
Contents
// This file is derived from code in library/std/src/sys/windows/mod.rs
// in Rust at revision e708cbd91c9cae4426d69270248362b423324556.
pub(crate) trait IsZero {
fn is_zero(&self) -> bool;
}
macro_rules! impl_is_zero {
($($t:ident)*) => ($(impl IsZero for $t {
fn is_zero(&self) -> bool {
*self == 0
}
})*)
}
impl_is_zero! { i8 i16 i32 i64 isize u8 u16 u32 u64 usize }
pub(crate) fn cvt<I: IsZero>(i: I) -> std::io::Result<I> {
if i.is_zero() {
Err(std::io::Error::last_os_error())
} else {
Ok(i)
}
}
Version data entries
43 entries across 39 versions & 1 rubygems