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More detailed errors when resource not found (#1864)

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Fixes #1846

Got scared of the other "Requested resource does not exist" error at line 395 in `system_param.rs`, under `impl<'a, T: Component> SystemParamFetch<'a> for ResMutState<T> {`. Someone with better knowledge of the code might be able to go in and improve that one.
This commit is contained in:
therealstork 2021-04-14 22:52:43 +00:00
parent 8aa22ba477
commit c86d490a20
1 changed files with 2 additions and 1 deletions
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crates/bevy_ecs/src/system/system_param.rs
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@ -242,7 +242,8 @@ impl<'a, T: Component> SystemParamFetch<'a> for ResState<T> {
.get_populated_resource_column(state.component_id)
.unwrap_or_else(|| {
panic!(
"Requested resource does not exist: {}",
"Resource requested by {} does not exist: {}",
system_state.name,
std::any::type_name::<T>()
)
});