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Rollup merge of #39928 - GuillaumeGomez:env_func_urls, r=frewsxcv 

Add missing urls for env functions

r? @frewsxcv
This commit is contained in:
Guillaume Gomez 2017-02-18 18:10:15 +01:00 committed by GitHub
parent a7e2227bdd 84aca88cda
commit 98c2cf2ae5
1 changed files with 11 additions and 4 deletions
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15
src/libstd/env.rs
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@ -96,7 +96,9 @@ pub struct VarsOs { inner: os_imp::Env }
///
/// While iterating, the returned iterator will panic if any key or value in the
/// environment is not valid unicode. If this is not desired, consider using the
/// `env::vars_os` function.
/// [`env::vars_os`] function.
///
/// [`env::vars_os`]: fn.vars_os.html
///
/// # Examples
///
@ -171,9 +173,12 @@ impl fmt::Debug for VarsOs {
/// Fetches the environment variable `key` from the current process.
///
/// The returned result is `Ok(s)` if the environment variable is present and is
/// The returned result is [`Ok(s)`] if the environment variable is present and is
/// valid unicode. If the environment variable is not present, or it is not
/// valid unicode, then `Err` will be returned.
/// valid unicode, then [`Err`] will be returned.
///
/// [`Ok(s)`]: ../result/enum.Result.html#variant.Ok
/// [`Err`]: ../result/enum.Result.html#variant.Err
///
/// # Examples
///
@ -199,7 +204,9 @@ fn _var(key: &OsStr) -> Result<String, VarError> {
}
/// Fetches the environment variable `key` from the current process, returning
/// `None` if the variable isn't set.
/// [`None`] if the variable isn't set.
///
/// [`None`]: ../option/enum.Option.html#variant.None
///
/// # Examples
///