public Expression Build(ParameterInfo parameter, Expression context)
{
GlobalStateAttribute attribute = parameter.GetCustomAttribute <GlobalStateAttribute>() !;
ConstantExpression key =
attribute.Key is null
? Expression.Constant(parameter.Name, typeof(string))
: Expression.Constant(attribute.Key, typeof(string));
MemberExpression contextData = Expression.Property(context, _contextData);
return(IsStateSetter(parameter.ParameterType)
? BuildSetter(parameter, key, contextData)
: BuildGetter(parameter, key, contextData));
}
public override Expression Compile(
Expression context,
ParameterInfo parameter,
Type sourceType)
{
GlobalStateAttribute attribute =
parameter.GetCustomAttribute <GlobalStateAttribute>();
ConstantExpression key =
attribute.Key is null
? Expression.Constant(parameter.Name, typeof(string))
: Expression.Constant(attribute.Key, typeof(string));
MemberExpression contextData =
Expression.Property(context, ContextData);
return(Compile(parameter, key, contextData));
}