commit | aebef89c0605badb15b2be17342f506a94cb69aa | [log] [tgz] |
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author | Android Build Coastguard Worker <android-build-coastguard-worker@google.com> | Wed May 10 16:16:28 2023 +0000 |
committer | Android Build Coastguard Worker <android-build-coastguard-worker@google.com> | Wed May 10 16:16:28 2023 +0000 |
tree | 543441716e90d651a18c9a2ca72c0fd06a19c0b5 | |
parent | 324c22604f34fc0cae2682e98dcf6541179f9a6d [diff] | |
parent | 4de004c1fe410fab33de8e33fd713d195bc199be [diff] |
Snap for 10103804 from 4de004c1fe410fab33de8e33fd713d195bc199be to mainline-tzdata5-release Change-Id: I8b42e55d02276401962658a0b93858468fd4ada3
cast
Ergonomic, checked cast functions for primitive types
extern crate cast; // `u8` and `u16` are checked cast functions, use them to cast from any numeric // primitive to `u8`/`u16` respectively use cast::{u8, u16, Error}; // Infallible operations, like integer promotion, are equivalent to a normal // cast with `as` assert_eq!(u16(0u8), 0u16); // Everything else will return a `Result` depending on the success of the // operation assert_eq!(u8(0u16), Ok(0u8)); assert_eq!(u8(256u16), Err(Error::Overflow)); assert_eq!(u8(-1i8), Err(Error::Underflow)); assert_eq!(u8(1. / 0.), Err(Error::Infinite)); assert_eq!(u8(0. / 0.), Err(Error::NaN));
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