[−][src]Crate usize_cast
Very simply library that allow compile time checked cast from and to usize
/isize
use usize_cast::{IntoUsize, FromUsize, IntoIsize, FromIsize}; assert_eq!(1u64.into_usize(), 1usize); assert_eq!(2i64.into_isize(), 2isize); assert_eq!(3i64.into_isize(), 3isize); assert_eq!(1u32.into_usize(), 1usize); assert_eq!(1u32.into_isize(), 1isize); assert_eq!(2i32.into_isize(), 2isize); assert_eq!(3i32.into_isize(), 3isize); assert_eq!(u64::max_value().into_usize(), usize::max_value()); assert_eq!(i64::max_value().into_isize(), isize::max_value()); assert_eq!(i64::min_value().into_isize(), isize::min_value()); assert_eq!(1u64, u64::from_usize(1usize)); assert_eq!(2i64, i64::from_isize(2isize)); assert_eq!(3i64, i64::from_isize(3isize)); assert_eq!(1u128, u128::from_usize(1usize)); assert_eq!(2i128, i128::from_isize(2isize)); assert_eq!(3i128, i128::from_isize(3isize)); assert_eq!(u64::max_value(), u64::from_usize(usize::max_value())); assert_eq!(i64::max_value(), i64::from_isize(isize::max_value())); assert_eq!(i64::min_value(), i64::from_isize(isize::min_value()));
Traits
FromIsize | |
FromUsize | |
IntoIsize | |
IntoUsize |