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Seal the CommandExt, OsStrExt and OsStringExt traits

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Amanieu d'Antras 2021-02-10 21:30:30 +00:00
parent 07194ffcd2
commit bfd1ccfb27
7 changed files with 54 additions and 30 deletions
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11
library/std/src/sys_common/os_str_bytes.rs
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@ -6,6 +6,7 @@ use crate::ffi::{OsStr, OsString};
use crate::fmt;
use crate::mem;
use crate::rc::Rc;
use crate::sealed::Sealed;
use crate::str;
use crate::sync::Arc;
use crate::sys_common::bytestring::debug_fmt_bytestring;
@ -232,8 +233,11 @@ impl Slice {
}
/// Platform-specific extensions to [`OsString`].
///
/// This trait is sealed: it cannot be implemented outside the standard library.
/// This is so that future additional methods are not breaking changes.
#[stable(feature = "rust1", since = "1.0.0")]
pub trait OsStringExt {
pub trait OsStringExt: Sealed {
/// Creates an [`OsString`] from a byte vector.
///
/// See the module documentation for an example.
@ -258,8 +262,11 @@ impl OsStringExt for OsString {
}
/// Platform-specific extensions to [`OsStr`].
///
/// This trait is sealed: it cannot be implemented outside the standard library.
/// This is so that future additional methods are not breaking changes.
#[stable(feature = "rust1", since = "1.0.0")]
pub trait OsStrExt {
pub trait OsStrExt: Sealed {
#[stable(feature = "rust1", since = "1.0.0")]
/// Creates an [`OsStr`] from a byte slice.
///