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reference grammar: whitespace cleanup

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Aleksey Kladov
2015-09-03 23:42:33 +03:00
parent 0762f58c11
commit f7d5c25b3d
1 changed files with 1 additions and 1 deletions
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src/doc/grammar.md
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@@ -281,7 +281,7 @@ type_path_tail : '<' type_expr [ ',' type_expr ] + '>'
## Macros
```antlr
expr_macro_rules : "macro_rules" '!' ident '(' macro_rule * ')' ';'
expr_macro_rules : "macro_rules" '!' ident '(' macro_rule * ')' ';'
| "macro_rules" '!' ident '{' macro_rule * '}' ;
macro_rule : '(' matcher * ')' "=>" '(' transcriber * ')' ';' ;
matcher : '(' matcher * ')' | '[' matcher * ']'