commit | d5fcc9aabd36be3a474596b2f7f51f6a080f5480 | [log] [tgz] |
---|---|---|
author | Joel Galenson <jgalenson@google.com> | Wed Dec 15 18:06:40 2021 +0000 |
committer | Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com> | Wed Dec 15 18:06:40 2021 +0000 |
tree | 8a1df24ff4549f3ff836f4b7f89f4bbeff716fc4 | |
parent | 50230dca9022e59185c5a56fd7e7ac65bcbd9e75 [diff] | |
parent | e464adb736d7f922bf3940aa65cb8dd7c64f370c [diff] |
Merge "Refresh Android.bp, cargo2android.json, TEST_MAPPING." am: f021041ae9 am: b786a15fd1 am: d7bc173feb am: e464adb736 Original change: https://android-review.googlesource.com/c/platform/external/rust/crates/cast/+/1912046 Change-Id: I5357dda3805045efdfa89278ed629b96e8e4456c
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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