parse method
Parses input data actively and produces the result.
Returns Tuple1 of the result if parsing was successful; otherwise
returns null
.
final r1 = p.parse(state);
Implementation
@override
Tuple1<E>? parse(ParseState state) {
final r1 = p1.parse(state);
if (r1 != null) {
return r1;
}
final r2 = p2.parse(state);
if (r2 != null) {
return r2;
}
final r3 = p3.parse(state);
if (r3 != null) {
return r3;
}
final r4 = p4.parse(state);
if (r4 != null) {
return r4;
}
final r5 = p5.parse(state);
if (r5 != null) {
return r5;
}
}