visitOptional method
Implementation
@override
Matcher visitOptional(OptionalExpression node) {
final child = node.expression;
final matcher = child.accept(this);
return OptionalMatcher(node, matcher);
}
@override
Matcher visitOptional(OptionalExpression node) {
final child = node.expression;
final matcher = child.accept(this);
return OptionalMatcher(node, matcher);
}