Add ConvertHelper.ConvertAll, which uses Array.ConvertAll() for Non-dnx, and...

Add ConvertHelper.ConvertAll, which uses Array.ConvertAll() for Non-dnx, and add implementation for dnx.

StackExchange.Redis/StackExchange.Redis.StrongName.csproj

@@ -81,6 +81,7 @@
   <ItemGroup>
     <Compile Include="StackExchange\Redis\Aggregate.cs" />
     <Compile Include="StackExchange\Redis\ClientType.cs" />
+    <Compile Include="StackExchange\Redis\Compat\ConvertHelper.cs" />
     <Compile Include="StackExchange\Redis\Compat\VolatileWrapper.cs" />
     <Compile Include="StackExchange\Redis\ConcurrentProfileStorageCollection.cs" />
     <Compile Include="StackExchange\Redis\ConnectionMultiplexer.Profiling.cs">

StackExchange.Redis/StackExchange.Redis.csproj

@@ -75,6 +75,7 @@
   <ItemGroup>
     <Compile Include="StackExchange\Redis\Aggregate.cs" />
     <Compile Include="StackExchange\Redis\ClientType.cs" />
+    <Compile Include="StackExchange\Redis\Compat\ConvertHelper.cs" />
     <Compile Include="StackExchange\Redis\Compat\VolatileWrapper.cs" />
     <Compile Include="StackExchange\Redis\ConcurrentProfileStorageCollection.cs" />
     <Compile Include="StackExchange\Redis\ConnectionMultiplexer.Profiling.cs">

StackExchange.Redis/StackExchange/Redis/Compat/ConvertHelper.cs

+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+
+namespace StackExchange.Redis
+{
+    /// <summary>
+    /// Helper for Array.ConvertAll() as it's missing on .Net Core.
+    /// </summary>
+    public static class ConvertHelper
+    {
+        /// <summary>
+        /// Converts array of one type to an array of another type.
+        /// </summary>
+        /// <typeparam name="TInput">Input type</typeparam>
+        /// <typeparam name="TOutput">Output type</typeparam>
+        /// <param name="source">source</param>
+        /// <param name="selector">selector</param>
+        /// <returns></returns>
+        public static TOutput[] ConvertAll<TInput, TOutput>(TInput[] source, Func<TInput, TOutput> selector)
+        {
+#if DNXCORE50
+            TOutput[] arr = new TOutput[source.Length];
+            for(int i = 0 ; i < arr.Length ; i++)
+                arr[i] = selector(source[i]);
+            return arr;
+#else
+            return Array.ConvertAll(source, item => selector(item));
+#endif
+        }
+    }
+}

StackExchange.Redis/StackExchange/Redis/ConnectionMultiplexer.cs

@@ -482,7 +482,7 @@ public EndPoint[] GetEndPoints(bool configuredOnly = false)
         {
             if (configuredOnly) return configuration.EndPoints.ToArray();
 
-            return serverSnapshot.Select(x => x.EndPoint).ToArray();
+            return ConvertHelper.ConvertAll(serverSnapshot, x => x.EndPoint);
         }
 
         private readonly int timeoutMilliseconds;

StackExchange.Redis/StackExchange/Redis/ExtensionMethods.cs

 using System;
 using System.Collections.Generic;
-using System.Linq;
 
 namespace StackExchange.Redis
 {
@@ -121,7 +120,7 @@ public static string[] ToStringArray(this RedisValue[] values)
         {
             if (values == null) return null;
             if (values.Length == 0) return nix;
-            return values.Select(x => (string)x).ToArray();
+            return ConvertHelper.ConvertAll(values, x => (string)x);
         }
     }
 }

StackExchange.Redis/StackExchange/Redis/RedisResult.cs

@@ -195,14 +195,14 @@ internal override bool AsBoolean()
                 throw new InvalidCastException();
             }
 
-            internal override bool[] AsBooleanArray() { return value.Select(x => x.AsBoolean()).ToArray(); }
+            internal override bool[] AsBooleanArray() { return ConvertHelper.ConvertAll(value, x => x.AsBoolean()); }
 
             internal override byte[] AsByteArray()
             {
                 if (value.Length == 1) return value[0].AsByteArray();
                 throw new InvalidCastException();
             }
-            internal override byte[][] AsByteArrayArray() { return value.Select(x => x.AsByteArray()).ToArray(); }
+            internal override byte[][] AsByteArrayArray() { return ConvertHelper.ConvertAll(value, x => x.AsByteArray()); }
 
             internal override double AsDouble()
             {
@@ -210,7 +210,7 @@ internal override double AsDouble()
                 throw new InvalidCastException();
             }
 
-            internal override double[] AsDoubleArray() { return value.Select(x => x.AsDouble()).ToArray(); }
+            internal override double[] AsDoubleArray() { return ConvertHelper.ConvertAll(value, x => x.AsDouble()); }
 
             internal override int AsInt32()
             {
@@ -218,7 +218,7 @@ internal override int AsInt32()
                 throw new InvalidCastException();
             }
 
-            internal override int[] AsInt32Array() { return value.Select(x => x.AsInt32()).ToArray(); }
+            internal override int[] AsInt32Array() { return ConvertHelper.ConvertAll(value, x => x.AsInt32()); }
 
             internal override long AsInt64()
             {
@@ -226,7 +226,7 @@ internal override long AsInt64()
                 throw new InvalidCastException();
             }
 
-            internal override long[] AsInt64Array() { return value.Select(x => x.AsInt64()).ToArray(); }
+            internal override long[] AsInt64Array() { return ConvertHelper.ConvertAll(value, x => x.AsInt64()); }
 
             internal override bool? AsNullableBoolean()
             {
@@ -258,7 +258,7 @@ internal override RedisKey AsRedisKey()
                 throw new InvalidCastException();
             }
 
-            internal override RedisKey[] AsRedisKeyArray() { return value.Select(x => x.AsRedisKey()).ToArray(); }
+            internal override RedisKey[] AsRedisKeyArray() { return ConvertHelper.ConvertAll(value, x => x.AsRedisKey()); }
 
             internal override RedisResult[] AsRedisResultArray() { return value; }
 
@@ -268,14 +268,14 @@ internal override RedisValue AsRedisValue()
                 throw new InvalidCastException();
             }
 
-            internal override RedisValue[] AsRedisValueArray() { return value.Select(x => x.AsRedisValue()).ToArray(); }
+            internal override RedisValue[] AsRedisValueArray() { return ConvertHelper.ConvertAll(value, x => x.AsRedisValue()); }
 
             internal override string AsString()
             {
                 if (value.Length == 1) return value[0].AsString();
                 throw new InvalidCastException();
             }
-            internal override string[] AsStringArray() { return value.Select(x => x.AsString()).ToArray(); }
+            internal override string[] AsStringArray() { return ConvertHelper.ConvertAll(value, x => x.AsString()); }
         }
 
         private sealed class ErrorRedisResult : RedisResult

StackExchange.Redis_Net40/StackExchange.Redis_Net40.StrongName.csproj

@@ -85,6 +85,9 @@
     <Compile Include="..\StackExchange.Redis\StackExchange\Redis\ClientType.cs">
       <Link>ClientType.cs</Link>
     </Compile>
+    <Compile Include="..\StackExchange.Redis\StackExchange\Redis\Compat\ConvertHelper.cs">
+      <Link>ConvertHelper.cs</Link>
+    </Compile>
     <Compile Include="..\StackExchange.Redis\StackExchange\Redis\Compat\VolatileWrapper.cs">
       <Link>VolatileWrapper.cs</Link>
     </Compile>

StackExchange.Redis_Net40/StackExchange.Redis_Net40.csproj

@@ -82,6 +82,9 @@
     <Compile Include="..\StackExchange.Redis\StackExchange\Redis\ClientType.cs">
       <Link>ClientType.cs</Link>
     </Compile>
+    <Compile Include="..\StackExchange.Redis\StackExchange\Redis\Compat\ConvertHelper.cs">
+      <Link>ConvertHelper.cs</Link>
+    </Compile>
     <Compile Include="..\StackExchange.Redis\StackExchange\Redis\Compat\VolatileWrapper.cs">
       <Link>VolatileWrapper.cs</Link>
     </Compile>

StackExchange.Redis_Net46/StackExchange.Redis_Net46.StrongName.csproj

@@ -71,6 +71,9 @@
     <Compile Include="..\StackExchange.Redis\StackExchange\Redis\ClientType.cs">
       <Link>ClientType.cs</Link>
     </Compile>
+    <Compile Include="..\StackExchange.Redis\StackExchange\Redis\Compat\ConvertHelper.cs">
+      <Link>ConvertHelper.cs</Link>
+    </Compile>
     <Compile Include="..\StackExchange.Redis\StackExchange\Redis\Compat\VolatileWrapper.cs">
       <Link>VolatileWrapper.cs</Link>
     </Compile>

StackExchange.Redis_Net46/StackExchange.Redis_Net46.csproj

@@ -65,6 +65,9 @@
     <Compile Include="..\StackExchange.Redis\StackExchange\Redis\ClientType.cs">
       <Link>ClientType.cs</Link>
     </Compile>
+    <Compile Include="..\StackExchange.Redis\StackExchange\Redis\Compat\ConvertHelper.cs">
+      <Link>ConvertHelper.cs</Link>
+    </Compile>
     <Compile Include="..\StackExchange.Redis\StackExchange\Redis\Compat\VolatileWrapper.cs">
       <Link>VolatileWrapper.cs</Link>
     </Compile>