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Adding in note to the intern docs

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Pauan 2019-07-19 23:29:34 +02:00
parent aef62bd56c
commit 7b6ef7087e
1 changed files with 4 additions and 0 deletions
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4
src/cache/intern.rs vendored
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@ -68,6 +68,10 @@ cfg_if! {
/// However, there is a small cost to this caching, so you shouldn't cache every
/// string. Only cache strings which have a high likelihood of being sent
/// to JS multiple times.
///
/// Also, keep in mind that this function is a *performance hint*: it's not
/// *guaranteed* that the string will be cached, and the caching strategy
/// might change at any time, so don't rely upon it.
#[inline]
pub fn intern(s: &str) -> &str {
#[cfg(feature = "enable-interning")]