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Rollup merge of #25661 - Stebalien:macro, r=Gankro

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They don't have to be followed by anything.
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Manish Goregaokar 2015-05-21 13:38:26 +05:30
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src/doc/trpl/macros.md
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@ -476,9 +476,9 @@ which syntactic form it matches.
There are additional rules regarding the next token after a metavariable:
* `expr` variables must be followed by one of: `=> , ;`
* `ty` and `path` variables must be followed by one of: `=> , : = > as`
* `pat` variables must be followed by one of: `=> , =`
* `expr` variables may only be followed by one of: `=> , ;`
* `ty` and `path` variables may only be followed by one of: `=> , : = > as`
* `pat` variables may only be followed by one of: `=> , =`
* Other variables may be followed by any token.
These rules provide some flexibility for Rust’s syntax to evolve without