generateImplementation method
Implementation
String generateImplementation() {
final buffer = StringBuffer();
buffer.writeln(
'mixin _\$${element.displayName}$typeString on Blop<$eventType,$stateType> implements _BlopInterface${element.displayName} $typeStringCall{',
);
visitor.data.forEach(
(e) => buffer.writeln(e.methodString),
);
buffer.writeln('}');
return buffer.toString();
}