/// <summary>
/// Creates list of <see cref="LambdaExpression"/> that can be used to check method arguments.
/// </summary>
/// <param name="expression">Method to process</param>
/// <returns>List of lambda</returns>
public static IReadOnlyList <LambdaExpression> Convert(MethodCallExpression expression)
{
var @this = new MethodArgumentsToVerifiers(expression.Method);
@this.Visit(expression);
return(@this.lambdas.AsReadOnly());
}
/// <summary>
/// Creates a <see cref="IMatchInfo"/> instance from the target <paramref name="expression"/>.
/// </summary>
/// <param name="expression">The <see cref="LambdaExpression"/> from which to create a <see cref="IMatchInfo"/> instance.</param>
/// <returns><see cref="IMatchInfo"/>.</returns>
public static IMatchInfo ToMatchInfo(this LambdaExpression expression)
{
var simplified = expression.Simplify();
if (simplified == null)
{
throw new InvalidOperationException($"Simplified expression for {expression.Body.NodeType} is null");
}
switch (simplified.Body)
{
case MethodCallExpression methodCallExpression:
return(new MethodMatchInfo(methodCallExpression.Method, MethodArgumentsToVerifiers.Convert(methodCallExpression)));
case MemberExpression memberExpression:
return(new MemberMatchInfo(memberExpression.Member));
}
throw new NotSupportedException($"Expression type ({simplified.Body.NodeType}) not supported.");
}