0: Msg("EOF expected")
|  1: Msg("identifier expected")
|  2: Msg("integer expected")
|  3: Msg("real expected")
|  4: Msg("string expected")
|  5: Msg("'PROGRAM' expected")
|  6: Msg("';' expected")
|  7: Msg("'.' expected")
|  8: Msg("'(' expected")
|  9: Msg("')' expected")
| 10: Msg("'LABEL' expected")
| 11: Msg("',' expected")
| 12: Msg("'CONST' expected")
| 13: Msg("'=' expected")
| 14: Msg("'+' expected")
| 15: Msg("'-' expected")
| 16: Msg("'TYPE' expected")
| 17: Msg("'PACKED' expected")
| 18: Msg("'^' expected")
| 19: Msg("'..' expected")
| 20: Msg("'ARRAY' expected")
| 21: Msg("'[' expected")
| 22: Msg("']' expected")
| 23: Msg("'OF' expected")
| 24: Msg("'RECORD' expected")
| 25: Msg("'END' expected")
| 26: Msg("'SET' expected")
| 27: Msg("'FILE' expected")
| 28: Msg("':' expected")
| 29: Msg("'CASE' expected")
| 30: Msg("'VAR' expected")
| 31: Msg("'PROCEDURE' expected")
| 32: Msg("'FUNCTION' expected")
| 33: Msg("'FORWARD' expected")
| 34: Msg("'BEGIN' expected")
| 35: Msg("':=' expected")
| 36: Msg("'GOTO' expected")
| 37: Msg("'WHILE' expected")
| 38: Msg("'DO' expected")
| 39: Msg("'REPEAT' expected")
| 40: Msg("'UNTIL' expected")
| 41: Msg("'IF' expected")
| 42: Msg("'THEN' expected")
| 43: Msg("'ELSE' expected")
| 44: Msg("'FOR' expected")
| 45: Msg("'TO' expected")
| 46: Msg("'DOWNTO' expected")
| 47: Msg("'WITH' expected")
| 48: Msg("'<' expected")
| 49: Msg("'>' expected")
| 50: Msg("'<=' expected")
| 51: Msg("'>=' expected")
| 52: Msg("'<>' expected")
| 53: Msg("'IN' expected")
| 54: Msg("'OR' expected")
| 55: Msg("'*' expected")
| 56: Msg("'/' expected")
| 57: Msg("'DIV' expected")
| 58: Msg("'MOD' expected")
| 59: Msg("'AND' expected")
| 60: Msg("'NOT' expected")
| 61: Msg("'NIL' expected")
| 62: Msg("not expected")
| 63: Msg("invalid UnsignedLiteral")
| 64: Msg("invalid MulOp")
| 65: Msg("invalid Factor")
| 66: Msg("invalid AddOp")
| 67: Msg("invalid RelOp")
| 68: Msg("invalid SimpleExpression")
| 69: Msg("invalid ForStatement")
| 70: Msg("invalid AssignmentOrCall")
| 71: Msg("invalid ParamType")
| 72: Msg("invalid FormalSection")
| 73: Msg("invalid Body")
| 74: Msg("invalid StructType")
| 75: Msg("invalid SimpleType")
| 76: Msg("invalid Type")
| 77: Msg("invalid UnsignedNumber")
| 78: Msg("invalid Constant")
| 79: Msg("invalid Constant")
| 80: Msg("invalid ProcDeclarations")