bjoernager/rust
bjoernager/rust
1
Fork 0
Code Activity

give render_text a generic return type

Browse source
This commit is contained in:
QuietMisdreavus 2017-12-21 15:15:48 -06:00 • committed by Manish Goregaokar
parent 5db40f7754
commit d9c1a17eec
1 changed files with 1 additions and 1 deletions
Download patch file Download diff file Expand all files Collapse all files

2
src/librustdoc/html/render.rs
View file

@ -421,7 +421,7 @@ thread_local!(pub static CURRENT_LOCATION_KEY: RefCell<Vec<String>> =
thread_local!(pub static USED_ID_MAP: RefCell<FxHashMap<String, usize>> =
RefCell::new(init_ids()));
pub fn render_text<F: FnMut(RenderType) -> String>(mut render: F) -> (String, String) {
pub fn render_text<T, F: FnMut(RenderType) -> T>(mut render: F) -> (T, T) {
// Save the state of USED_ID_MAP so it only gets updated once even
// though we're rendering twice.
let orig_used_id_map = USED_ID_MAP.with(|map| map.borrow().clone());