Alex Crichton a8d6ca3d62 Add support for mutable stack closures ... This commit adds support for passing `&mut FnMut(..)` to JS via imports. These closures cannot be invoked recursively in JS (they invalidate themselves while they're being invoked) and otherwise work the same as `&Fn(..)` closures. Closes #123		2018-04-14 11:16:16 -07:00
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all	Add support for mutable stack closures	2018-04-14 11:16:16 -07:00