compute method
Implementation
@override
dynamic compute(SymbolTable? scope) {
switch (name) {
case 'null':
return null;
case 'true':
return true;
case 'false':
return false;
default:
var symbol = scope?.resolve(name);
if (symbol == null) {
if (scope?.resolve('!strict!')?.value == false) return null;
throw ArgumentError('The name "$name" does not exist in this scope.');
}
return scope?.resolve(name)!.value;
}
}