My grammar was getting this error message in AntlrWorks, too. I found a bad rule in my .g file lock_table-statement: ... The minus (-) sign is illegal. Changing it to an underscore (_) cleared the error condition. AntlrWorks needs a bit of bullet-proofing to cope with grammar mistakes.
On Feb 26, 9:46 am, Terence Parr <[email protected]> wrote: > yeah, AW is kinda hosed at moment in some ways. I need time to dig into it. > Ter > On Feb 26, 2011, at 2:23 AM, Douglas Godfrey wrote: > > > > > I have a large combined grammar for SQL:2003 that I have just converted from > > the ISO BNF grammar. > > > When I put the cursor over a Parser rule I get the normal syntax diagram. > > > When I put the cursor over a Lexer rule I get the message: > > Cannot display rule "xxxx" because start state not found. > > > The grammar file is names sql2003.g and the start rule is defined as the > > first parser rule in the grammar file. > > > sql2003 > > : ( sql_client_module_definition > > | externally_invoked_procedure > > | sql_invoked_procedure > > | sql_invoked_function > > | sql_procedure_statement > > ) > > EOF > > ; > > > I thought that the Lexer has no "Start State" as such and instead tries to > > invoke each Lexer rule in order. > > > List:http://www.antlr.org/mailman/listinfo/antlr-interest > > Unsubscribe:http://www.antlr.org/mailman/options/antlr-interest/your-email-address > > List:http://www.antlr.org/mailman/listinfo/antlr-interest > Unsubscribe:http://www.antlr.org/mailman/options/antlr-interest/your-email-address -- You received this message because you are subscribed to the Google Groups "il-antlr-interest" group. To post to this group, send email to [email protected]. To unsubscribe from this group, send email to [email protected]. For more options, visit this group at http://groups.google.com/group/il-antlr-interest?hl=en.
