/// <summary>
/// Initializes a new instance of the <see cref="EqualityRule{T}"/> class.
/// </summary>
/// <param name="comparer">An equality comparer.</param>
/// <param name="name">The rule name.</param>
public EqualityRule(IEqualityComparer <T> comparer, string name)
{
this.comparer = comparer ?? throw new ArgumentNullException(nameof(comparer));
Name = name;
resultFactory = new EqualityResultFactory();
}
/// <summary>
/// Initializes a new instance of the <see cref="ParentEqualityRule{TParent, TValue}"/> class.
/// </summary>
/// <param name="valueProvider">A service which gets the value to be compared from the parent object.</param>
/// <param name="valueRule">A equality rule which tests the 'child' value.</param>
public ParentEqualityRule(IGetsValueFromParent <TParent, TValue> valueProvider,
IEqualityRule <TValue> valueRule)
{
this.valueProvider = valueProvider ?? throw new ArgumentNullException(nameof(valueProvider));
this.valueRule = valueRule ?? throw new ArgumentNullException(nameof(valueRule));
resultFactory = new EqualityResultFactory();
}
/// <summary>
/// Initializes a new instance of the <see cref="RuleNameChangingDecorator{T}"/> class.
/// </summary>
/// <param name="wrapped">The wrapped equality rule.</param>
/// <param name="nameTransformer">A function which transforms the rule name.</param>
public RuleNameChangingDecorator(IEqualityRule <T> wrapped, Func <string, string> nameTransformer)
{
this.wrapped = wrapped ?? throw new ArgumentNullException(nameof(wrapped));
this.nameTransformer = nameTransformer ?? throw new ArgumentNullException(nameof(nameTransformer));
resultFactory = new EqualityResultFactory();
}
/// <summary>
/// Initializes a new instance of the <see cref="MultipleEqualityRuleRunner{T}"/> class.
/// </summary>
/// <param name="rules">The child rules.</param>
public MultipleEqualityRuleRunner(IEnumerable <IEqualityRule <T> > rules)
{
this.rules = rules?.ToArray() ?? throw new ArgumentNullException(nameof(rules));
resultFactory = new EqualityResultFactory();
}