/// <summary>
/// Initializes a new instance of the <see cref="ExpressionCallMatcher"/> class.
/// </summary>
/// <param name="callSpecification">The call specification.</param>
/// <param name="validatorFactory">The validator factory.</param>
public ExpressionCallMatcher(LambdaExpression callSpecification, ArgumentValidatorFactory validatorFactory, MethodInfoManager methodInfoManager)
{
this.methodInfoManager = methodInfoManager;
this.Method = GetMethodInfo(callSpecification);
this.argumentValidators = GetArgumentValidators(callSpecification, validatorFactory).ToArray();
this.argumentsPredicate = this.ArgumentsMatchesArgumentValidators;
}
/// <summary>
/// Initializes a new instance of the <see cref="ExpressionCallMatcher"/> class.
/// </summary>
/// <param name="callSpecification">The call specification.</param>
/// <param name="validatorFactory">The validator factory.</param>
public ExpressionCallMatcher(LambdaExpression callSpecification, ArgumentValidatorFactory validatorFactory)
{
Guard.IsNotNull(callSpecification, "callSpecification");
Guard.IsNotNull(validatorFactory, "validatorFactory");
this.method = GetMethodInfo(callSpecification);
this.argumentValidators = GetArgumentValidators(callSpecification, validatorFactory).ToArray();
}
private static IEnumerable <IArgumentValidator> GetArgumentValidators(LambdaExpression callSpecification, ArgumentValidatorFactory validatorFactory)
{
var methodExpression = callSpecification.Body as MethodCallExpression;
if (methodExpression != null)
{
return
(from argument in methodExpression.Arguments
select validatorFactory.GetArgumentValidator(argument));
}
return(Enumerable.Empty <IArgumentValidator>());
}