Function grove::locators::query_locator [−][src]
pub fn query_locator<W: ?Sized, D: Data, L>(
walker: &mut W,
locator: &L
) -> Option<LocResult> where
W: SomeWalker<D> + ?Sized,
L: Locator<D>,
Expand description
Returns the result of the locator at the walker Returns None if the walker is at an empty position