@uml The current token's starting index into the character stream. Shared across DFA to ATN simulation in case the ATN fails and the DFA did not have a previous accept state. In this case, we use the ATN-generated exception object.
See Implementation
@uml The current token's starting index into the character stream. Shared across DFA to ATN simulation in case the ATN fails and the DFA did not have a previous accept state. In this case, we use the ATN-generated exception object.