commit | 9c41a8adc80d02931cdfe90211f36f63c183597b | [log] [tgz] |
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author | Android Build Coastguard Worker <android-build-coastguard-worker@google.com> | Wed Feb 16 01:11:09 2022 +0000 |
committer | Android Build Coastguard Worker <android-build-coastguard-worker@google.com> | Wed Feb 16 01:11:09 2022 +0000 |
tree | 9348b0e0d4617d9e3bf58aff6a2a2d0db3e56b29 | |
parent | d5fcc9aabd36be3a474596b2f7f51f6a080f5480 [diff] | |
parent | 4fa15855ccdce8238c39081894e507043138543c [diff] |
Snap for 8188146 from 4fa15855ccdce8238c39081894e507043138543c to tm-frc-extservices-release Change-Id: Ia671618e7995bdc8141f00d66001dfb7a716e33c
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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