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authorbors[bot] <bors[bot]@users.noreply.github.com>2019-05-03 13:51:07 +0100
committerbors[bot] <bors[bot]@users.noreply.github.com>2019-05-03 13:51:07 +0100
commite593d4ac73497f01d577a88ff1a0d57f63734dbf (patch)
tree03532b56d9300d307986e1a6bc6dddf8c30e7621 /docs/dev/guide.md
parent9901f3e45efebafbd0e9f53951346f171792b169 (diff)
parent11d6a1449de1ae4284fe73d9955d29ae6eea2356 (diff)
Merge #1226
1226: Fix Bug in mbe on mismatching bindings count r=matklad a=edwin0cheng This PR do the followings things: 1. Fixed a bug happened in following code by inserting empty bindings before a nested bindings: ``` macro_rules foo! { ($( ($($a:ident)* => $($b:ident))*))* => { ... } } foo!( ( => a) (b => ) ) ``` 2. Fixed a bug which forget to restore `var_expanded`. 3. Some cleanup Co-authored-by: Edwin Cheng <[email protected]>
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