From 5cf4ccbb0234e795fa6d529227ee6cfb39e243c2 Mon Sep 17 00:00:00 2001
From: ntr <ntr@ihfood.dk>
Date: Tue, 2 Jan 2024 15:54:44 +0100
Subject: [PATCH 1/2] add Sep_MT

---
 .../Benchmarks/PackageAssetsSuite.cs          |  6 ++++
 .../CsvReadable/Implementations/Sep_MT.cs     | 29 +++++++++++++++++++
 NCsvPerf/NCsvPerf.csproj                      |  2 +-
 3 files changed, 36 insertions(+), 1 deletion(-)
 create mode 100644 NCsvPerf/CsvReadable/Implementations/Sep_MT.cs

diff --git a/NCsvPerf/CsvReadable/Benchmarks/PackageAssetsSuite.cs b/NCsvPerf/CsvReadable/Benchmarks/PackageAssetsSuite.cs
index d1b9691..17b3962 100644
--- a/NCsvPerf/CsvReadable/Benchmarks/PackageAssetsSuite.cs
+++ b/NCsvPerf/CsvReadable/Benchmarks/PackageAssetsSuite.cs
@@ -241,6 +241,12 @@ public void Sep()
             Execute(new Sep());
         }
 
+        [Benchmark]
+        public void Sep_MT()
+        {
+            Execute(new Sep_MT());
+        }
+
         [Benchmark]
         public void ServiceStack_Text()
         {
diff --git a/NCsvPerf/CsvReadable/Implementations/Sep_MT.cs b/NCsvPerf/CsvReadable/Implementations/Sep_MT.cs
new file mode 100644
index 0000000..0f95d39
--- /dev/null
+++ b/NCsvPerf/CsvReadable/Implementations/Sep_MT.cs
@@ -0,0 +1,29 @@
+using System.Collections.Generic;
+using System.IO;
+using System.Linq;
+using nietras.SeparatedValues;
+
+namespace Knapcode.NCsvPerf.CsvReadable
+{
+    public class Sep_MT : ICsvReader
+    {
+        public List<T> GetRecords<T>(MemoryStream stream) where T : ICsvReadable, new()
+        {
+            using var reader = nietras.SeparatedValues.Sep.Reader(o => o with
+            {
+                HasHeader = false,
+#if ENABLE_STRING_POOLING
+                CreateToString = SepToString.PoolPerColThreadSafeFixedCapacity(maximumStringLength: 128),
+#endif
+            })
+            .From(stream);
+
+            return reader.ParallelEnumerate(row =>
+            {
+                var record = new T();
+                record.Read(row.UnsafeToStringDelegate);
+                return record;
+            }).ToList();
+        }
+    }
+}
diff --git a/NCsvPerf/NCsvPerf.csproj b/NCsvPerf/NCsvPerf.csproj
index 3489cbd..be5409b 100644
--- a/NCsvPerf/NCsvPerf.csproj
+++ b/NCsvPerf/NCsvPerf.csproj
@@ -40,7 +40,7 @@
     <PackageReference Include="NReco.Csv" Version="1.0.2" />
     <PackageReference Include="Open.Text.CSV" Version="3.4.0" />
     <PackageReference Include="RecordParser" Version="2.1.0" />
-    <PackageReference Include="Sep" Version="0.2.7" />
+    <PackageReference Include="Sep" Version="0.4.0" />
     <PackageReference Include="ServiceStack.Text" Version="6.11.0" />
     <PackageReference Include="Sky.Data.Csv" Version="2.5.0" />
     <PackageReference Include="SoftCircuits.CsvParser" Version="4.1.0" />

From 9a766faf789fab376d05964101715fcbbf3b00e2 Mon Sep 17 00:00:00 2001
From: ntr <ntr@ihfood.dk>
Date: Tue, 2 Jan 2024 15:58:31 +0100
Subject: [PATCH 2/2] forward args to benchmark runner

---
 NCsvPerf/Program.cs | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/NCsvPerf/Program.cs b/NCsvPerf/Program.cs
index 62b5b36..6c2b620 100644
--- a/NCsvPerf/Program.cs
+++ b/NCsvPerf/Program.cs
@@ -14,7 +14,7 @@ private static void Main(string[] args)
 #else
             config = null;
 #endif
-            BenchmarkRunner.Run<PackageAssetsSuite>(config);
+            BenchmarkRunner.Run<PackageAssetsSuite>(config, args);
         }
     }
 }