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485a1b8c4a
* Make a use_hook hook with the new Hook trait. * Implement Lifetime. * Rewrites function signature. * Only apply lifetime if there're other lifetimes. * Cleanup signature rewrite logic. * Rewrite hook body. * Port some built-in hooks. * Finish porting all built-in hooks. * Port tests. * Fix tests. * Migrate to macro-based hooks. * Fix HookContext, add tests on non-possible locations. * Fix stderr for trybuild. * Add 1 more test case. * Adjust doc location. * Pretty print hook signature. * Fix Items & std::ops::Fn*. * Add use_memo. * Optimise Implementation of hooks. * Use Box to capture function value only. * Detect whether needs boxing. * Add args if boxing not needed. * Enforce hook number. * Deduplicate use_effect. * Optimise Implementation. * Update documentation. * Fix website test. Strip BoxedHook implementation from it. * Allow doc string. * Workaround doc tests. * Optimise codebase & documentation. * Fix website test. * Reduce implementation complexity. * Destructor is no more. * Documentation and macros. * Reduce heap allocation and hook complexity. * Remove Queue as well. * Prefer Generics. * Fix typo. * Remove more allocations. * Add comments. * Remove outdated comment. * Bare Function Pointer for better code size.
41 lines
1.0 KiB
Rust
41 lines
1.0 KiB
Rust
//! Hooks to access router state and navigate between pages.
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use crate::history::*;
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use crate::navigator::Navigator;
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use crate::routable::Routable;
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use crate::router::{LocationContext, NavigatorContext};
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use yew::prelude::*;
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/// A hook to access the [`Navigator`].
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#[hook]
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pub fn use_navigator() -> Option<Navigator> {
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use_context::<NavigatorContext>().map(|m| m.navigator())
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}
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/// A hook to access the current [`Location`].
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#[hook]
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pub fn use_location() -> Option<Location> {
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Some(use_context::<LocationContext>()?.location())
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}
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/// A hook to access the current route.
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///
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/// This hook will return [`None`] if there's no available location or none of the routes match.
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///
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/// # Note
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///
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/// If your `Routable` has a `#[not_found]` route, you can use `.unwrap_or_default()` instead of
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/// `.unwrap()` to unwrap.
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#[hook]
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pub fn use_route<R>() -> Option<R>
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where
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R: Routable + 'static,
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{
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let navigator = use_navigator()?;
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let location = use_location()?;
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let path = navigator.strip_basename(location.path().into());
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R::recognize(&path)
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}
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