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style: Simplify initialization of thread_state.

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Emilio Cobos Álvarez 2016-12-25 17:32:35 +01:00
parent eaf69c29ec
commit 6264268c82
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1 changed files with 3 additions and 4 deletions
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7
components/style/thread_state.rs
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@ -60,10 +60,9 @@ mod imp {
pub fn initialize(x: ThreadState) {
STATE.with(|ref k| {
match *k.borrow() {
Some(s) => panic!("Thread state already initialized as {:?}", s),
None => ()
};
if let Some(ref s) = *k.borrow() {
panic!("Thread state already initialized as {:?}", s);
}
*k.borrow_mut() = Some(x);
});
get(); // check the assertion below