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Fix doc for Finder::call_on
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@ -10,10 +10,12 @@ use views::{IdView, ViewRef};
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///
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/// [`View::call_on_any`]: ./trait.View.html#method.call_on_any
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pub trait Finder {
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/// Tries to find the view pointed to by the given selector.
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/// Runs a callback on the view identified by `sel`.
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///
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/// If the view is found, return the result of `callback`.
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///
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/// If the view is not found, or if it is not of the asked type,
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/// it returns None.
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/// it returns `None`.
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fn call_on<V, F, R>(&mut self, sel: &Selector, callback: F) -> Option<R>
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where
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V: View + Any,
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