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Say that std::env::{set_var, unset_var} *may* panic

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Previously the documentation suggested that the documentation about the
panics are guarantees.
This commit is contained in:
Tobias Bucher 2015-10-25 20:03:42 +00:00
parent 5794950c2d
commit fe2a47b88a
1 changed files with 6 additions and 4 deletions
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10
src/libstd/env.rs
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@ -262,8 +262,9 @@ impl Error for VarError {
///
/// # Panics
///
/// This function panics if the `key` string is empty or contains an ASCII
/// equals sign.
/// This function may panic if `key` is empty, contains an ASCII equals sign
/// `'='` or the NUL character `'\0'`, or when the value contains the NUL
/// character.
///
/// # Examples
///
@ -299,8 +300,9 @@ fn _set_var(k: &OsStr, v: &OsStr) {
///
/// # Panics
///
/// This function panics if the `key` string is empty or contains an ASCII
/// equals sign.
/// This function may panic if `key` is empty, contains an ASCII equals sign
/// `'='` or the NUL character `'\0'`, or when the value contains the NUL
/// character.
///
/// # Examples
///