scan method
Implementation
@override
bool scan(GrammarContext<S> context) {
final equalSign = context.scanEqualSign();
try {
if (equalSign != null) {
context.syntax = (context.syntax as dynamic).rebuild(
(builder) => builder.equalSign = equalSign,
);
return true;
}
} catch (e) {
rethrow;
}
return false;
}