/// <summary>
/// Initializes a new instance of the <see cref="ComputedValue{T}"/> class.
/// </summary>
/// <param name="sharedState">The shared state this computedValue is connected to.</param>
/// <param name="options">An <see cref="ComputedValueOptions{T}"/> instance that define the options for this computed value.</param>
public ComputedValue(ISharedState sharedState, ComputedValueOptions <T> options)
{
if (sharedState is null)
{
throw new ArgumentNullException(nameof(sharedState));
}
if (options is null)
{
throw new ArgumentNullException(nameof(options));
}
this.Name = options.Name;
this.derivation = options.Getter;
this.SharedState = sharedState;
if (options.Setter != null)
{
this.setter = sharedState.CreateAction($"{options.Name}-setter", options.Context, options.Setter);
}
this.scope = options.Context;
this.equalityComparer = options.EqualityComparer;
this.keepAlive = options.KeepAlive;
this.requiresReaction = options.RequiresReaction;
}
/// <summary>
/// Initializes a new instance of the <see cref="ComputedValue{T}"/> class.
/// </summary>
/// <param name="sharedState">The shared state this computedValue is connected to.</param>
/// <param name="options">An <see cref="ComputedValueOptions{T}"/> instance that define the options for this computed value.</param>
internal ComputedValue(ISharedState sharedState, ComputedValueOptions <T> options)
{
// resolve state state from context if necessary.
this.SharedState = Net.SharedState.ResolveState(sharedState);
if (options is null)
{
throw new ArgumentNullException(nameof(options));
}
this.Name = options.Name;
this.derivation = options.Getter;
if (options.Setter != null)
{
this.setter = sharedState.CreateAction($"{options.Name}-setter", options.Context, options.Setter);
}
this.scope = options.Context;
this.equalityComparer = options.EqualityComparer;
this.keepAlive = options.KeepAlive;
this.requiresReaction = options.RequiresReaction;
}
