diff options
| -rw-r--r-- | library/std/src/process.rs | 14 |
1 files changed, 9 insertions, 5 deletions
diff --git a/library/std/src/process.rs b/library/std/src/process.rs index a155855029e..60d452465da 100644 --- a/library/std/src/process.rs +++ b/library/std/src/process.rs @@ -1910,10 +1910,14 @@ impl crate::error::Error for ExitStatusError {} /// to its parent under normal termination. /// /// `ExitCode` is intended to be consumed only by the standard library (via -/// [`Termination::report()`]), and intentionally does not provide accessors like -/// `PartialEq`, `Eq`, or `Hash`. Instead the standard library provides the -/// canonical `SUCCESS` and `FAILURE` exit codes as well as `From<u8> for -/// ExitCode` for constructing other arbitrary exit codes. +/// [`Termination::report()`]). For forwards compatibility with potentially +/// unusual targets, this type currently does not provide `Eq`, `Hash`, or +/// access to the raw value. This type does provide `PartialEq` for +/// comparison, but note that there may potentially be multiple failure +/// codes, some of which will _not_ compare equal to `ExitCode::FAILURE`. +/// The standard library provides the canonical `SUCCESS` and `FAILURE` +/// exit codes as well as `From<u8> for ExitCode` for constructing other +/// arbitrary exit codes. /// /// # Portability /// @@ -1952,7 +1956,7 @@ impl crate::error::Error for ExitStatusError {} /// ExitCode::SUCCESS /// } /// ``` -#[derive(Clone, Copy, Debug)] +#[derive(Clone, Copy, Debug, PartialEq)] #[stable(feature = "process_exitcode", since = "1.61.0")] pub struct ExitCode(imp::ExitCode); |