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Fix doc for Finder::call_on

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This commit is contained in:
Alexandre Bury 2019-02-22 10:26:56 -08:00
parent 28ce8ca8bd
commit 4852d25f51
1 changed files with 4 additions and 2 deletions
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6
src/view/finder.rs
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@ -10,10 +10,12 @@ use views::{IdView, ViewRef};
/// ///
/// [`View::call_on_any`]: ./trait.View.html#method.call_on_any /// [`View::call_on_any`]: ./trait.View.html#method.call_on_any
pub trait Finder { pub trait Finder {
/// Tries to find the view pointed to by the given selector. /// Runs a callback on the view identified by `sel`.
///
/// If the view is found, return the result of `callback`.
/// ///
/// If the view is not found, or if it is not of the asked type, /// If the view is not found, or if it is not of the asked type,
/// it returns None. /// it returns `None`.
fn call_on<V, F, R>(&mut self, sel: &Selector, callback: F) -> Option<R> fn call_on<V, F, R>(&mut self, sel: &Selector, callback: F) -> Option<R>
where where
V: View + Any, V: View + Any,