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+ ruby28.y: extracted excessed_comma rule. #706

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merged 1 commit into from Jun 10, 2020
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+ ruby28.y: extracted excessed_comma rule. #706

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4 changes: 3 additions & 1 deletion lib/parser/ruby28.y
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Expand Up @@ -1483,6 +1483,8 @@ opt_block_args_tail:
result = []
}

excessed_comma: tCOMMA

block_param: f_arg tCOMMA f_block_optarg tCOMMA f_rest_arg opt_block_args_tail
{
result = val[0].
Expand Down Expand Up @@ -1517,7 +1519,7 @@ opt_block_args_tail:
concat(val[2]).
concat(val[3])
}
| f_arg tCOMMA
| f_arg excessed_comma
| f_arg tCOMMA f_rest_arg tCOMMA f_arg opt_block_args_tail
{
result = val[0].
Expand Down