dotnet-dynamic-linq/PoweredSoft.DynamicLinq/Constants.cs

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using System;
using System.Collections.Generic;
using System.Linq;
using System.Reflection;
using System.Text;
using System.Threading.Tasks;
namespace PoweredSoft.DynamicLinq
{
public enum ConditionOperators
{
Equal,
NotEqual,
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GreaterThan,
GreaterThanOrEqual,
LessThan,
LessThanOrEqual,
Contains,
StartsWith,
EndsWith
}
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public enum QueryConvertStrategy
{
LeaveAsIs,
ConvertConstantToComparedPropertyOrField
}
public enum QueryCollectionHandling
{
Any,
All
}
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internal static class Constants
{
internal static readonly MethodInfo ContainsMethod = typeof(string).GetMethod("Contains");
internal static readonly MethodInfo StartsWithMethod = typeof(string).GetMethod("StartsWith", new Type[] { typeof(string) });
internal static readonly MethodInfo EndsWithMethod = typeof(string).GetMethod("EndsWith", new Type[] { typeof(string) });
internal static readonly MethodInfo AnyMethod = typeof(Enumerable).GetMethods(BindingFlags.Static | BindingFlags.Public).First(t => t.Name == "Any" && t.GetParameters().Count() == 2);
internal static readonly MethodInfo AllMethod = typeof(Enumerable).GetMethods(BindingFlags.Static | BindingFlags.Public).First(t => t.Name == "All" && t.GetParameters().Count() == 2);
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}
}