I know a production may be parameterized by suffixing the nonterminal symbol, my question is what is the meaning of the parameter [Yield], [In]? For example, in section 12.1, identifier expression has the syntax below:
``` IdentifierReference [Yield] : Identifier [~Yield] yield ``` Thanks.
_______________________________________________ es-discuss mailing list [email protected] https://mail.mozilla.org/listinfo/es-discuss
