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use_route hook can be used outside of Route components

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This commit is contained in:
Maccesch 2022-03-13 16:31:33 +00:00
parent 0fdd6d268f
commit 1080ffe52d
1 changed files with 10 additions and 7 deletions
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17
packages/router/src/hooks/use_route.rs
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@ -12,9 +12,7 @@ pub fn use_route(cx: &ScopeState) -> &UseRoute {
.consume_context::<RouterService>() .consume_context::<RouterService>()
.expect("Cannot call use_route outside the scope of a Router component"); .expect("Cannot call use_route outside the scope of a Router component");
let route_context = cx let route_context = cx.consume_context::<RouteContext>();
.consume_context::<RouteContext>()
.expect("Cannot call use_route outside the scope of a Router component");
router.subscribe_onchange(cx.scope_id()); router.subscribe_onchange(cx.scope_id());
@ -36,7 +34,9 @@ pub fn use_route(cx: &ScopeState) -> &UseRoute {
/// A handle to the current location of the router. /// A handle to the current location of the router.
pub struct UseRoute { pub struct UseRoute {
pub(crate) route: Arc<ParsedRoute>, pub(crate) route: Arc<ParsedRoute>,
pub(crate) route_context: RouteContext,
/// If `use_route` is used inside a `Route` component this has some context otherwise `None`.
pub(crate) route_context: Option<RouteContext>,
} }
impl UseRoute { impl UseRoute {
@ -84,9 +84,12 @@ impl UseRoute {
/// `value.parse::<T>()`. This method returns `None` if the named /// `value.parse::<T>()`. This method returns `None` if the named
/// parameter does not exist in the current path. /// parameter does not exist in the current path.
pub fn segment(&self, name: &str) -> Option<&str> { pub fn segment(&self, name: &str) -> Option<&str> {
let index = self let total_route = match self.route_context {
.route_context None => self.route.url.path(),
.total_route Some(ref ctx) => &ctx.total_route,
};
let index = total_route
.trim_start_matches('/') .trim_start_matches('/')
.split('/') .split('/')
.position(|segment| segment.starts_with(':') && &segment[1..] == name)?; .position(|segment| segment.starts_with(':') && &segment[1..] == name)?;