packages/System.Linq.Dynamic.Core.1.0.7.12/src/System.Linq.Dynamic.Core/Validation/Check.cs

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// Copyright (c) .NET Foundation. All rights reserved.
// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.

using System.Collections.Generic;
using System.Diagnostics;
using JetBrains.Annotations;
using System.Reflection;

// Copied from https://github.com/aspnet/EntityFramework/blob/dev/src/Shared/Check.cs
namespace System.Linq.Dynamic.Core.Validation
{
    [DebuggerStepThrough]
    internal static class Check
    {
        [ContractAnnotation("value:null => halt")]
        public static T Condition<T>([NoEnumeration] T value, [NotNull] Predicate<T> condition, [InvokerParameterName] [NotNull] string parameterName)
        {
            NotNull(condition, nameof(condition));
            NotNull(value, nameof(value));

            if (!condition(value))
            {
                NotEmpty(parameterName, nameof(parameterName));

                throw new ArgumentOutOfRangeException(parameterName);
            }

            return value;
        }

        [ContractAnnotation("value:null => halt")]
        public static T NotNull<T>([NoEnumeration] T value, [InvokerParameterName] [NotNull] string parameterName)
        {
            if (ReferenceEquals(value, null))
            {
                NotEmpty(parameterName, nameof(parameterName));

                throw new ArgumentNullException(parameterName);
            }

            return value;
        }

        [ContractAnnotation("value:null => halt")]
        public static T NotNull<T>(
            [NoEnumeration] T value,
            [InvokerParameterName] [NotNull] string parameterName,
            [NotNull] string propertyName)
        {
            if (ReferenceEquals(value, null))
            {
                NotEmpty(parameterName, nameof(parameterName));
                NotEmpty(propertyName, nameof(propertyName));

                throw new ArgumentException(CoreStrings.ArgumentPropertyNull(propertyName, parameterName));
            }

            return value;
        }