feat: add benchmarks

src/Tomlyn.Benchmarks/Tomlyn.Benchmarks/BasicBenchmark.cs

@@ -0,0 +1,57 @@
+// Copyright (c) Alexandre Mutel. All rights reserved.
+// Licensed under the BSD-Clause 2 license.
+// See license.txt file in the project root for full license information.
+
+using BenchmarkDotNet.Attributes;
+using Tomlyn.Model;
+
+namespace Tomlyn.Benchmarks;
+
+[MemoryDiagnoser(false)]
+public class BasicBenchmark
+{
+    // spec-example-1.toml
+    private const string TomlString = """
+                             # This is a TOML document.
+
+                             title = "TOML Example"
+
+                             [owner]
+                             name = "Tom Preston-Werner"
+                             dob = 1979-05-27T07:32:00-08:00 # First class dates
+
+                             [database]
+                             server = "192.168.1.1"
+                             ports = [ 8000, 8001, 8002 ]
+                             connection_max = 5000
+                             enabled = true
+
+                             [servers]
+
+                               # Indentation (tabs and/or spaces) is allowed but not required
+                               [servers.alpha]
+                               ip = "10.0.0.1"
+                               dc = "eqdc10"
+
+                               [servers.beta]
+                               ip = "10.0.0.2"
+                               dc = "eqdc10"
+
+                             [clients]
+                             data = [ ["gamma", "delta"], [1, 2] ]
+
+                             # Line breaks are OK when inside arrays
+                             hosts = [
+                               "alpha",
+                               "omega"
+                             ]
+                             """;
+
+    private static readonly TomlTable TomlObject = Toml.ToModel(TomlString);
+
+    [Benchmark]
+    public TomlTable StringToModel() => Toml.ToModel(TomlString);
+
+    [Benchmark]
+    public string ModelToString() => Toml.FromModel(TomlObject);
+}

src/Tomlyn.Benchmarks/Tomlyn.Benchmarks/Program.cs

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+using BenchmarkDotNet.Running;
+using Tomlyn.Benchmarks;
+
+BenchmarkRunner.Run<BasicBenchmark>();

src/Tomlyn.Benchmarks/Tomlyn.Benchmarks/Tomlyn.Benchmarks.csproj

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+<Project Sdk="Microsoft.NET.Sdk">
+
+    <PropertyGroup>
+        <OutputType>Exe</OutputType>
+        <TargetFramework>net8.0</TargetFramework>
+        <ImplicitUsings>enable</ImplicitUsings>
+        <Nullable>enable</Nullable>
+        <IsPackable>false</IsPackable>
+    </PropertyGroup>
+
+    <ItemGroup>
+      <PackageReference Include="BenchmarkDotNet" Version="0.14.0" />
+    </ItemGroup>
+
+    <ItemGroup>
+      <ProjectReference Include="..\..\Tomlyn\Tomlyn.csproj" />
+    </ItemGroup>
+
+    <ItemGroup>
+      <None Update="twitter.toml">
+        <CopyToOutputDirectory>Always</CopyToOutputDirectory>
+      </None>
+    </ItemGroup>
+
+</Project>

src/Tomlyn.Benchmarks/Tomlyn.Benchmarks/TwitterBenchmark.cs

@@ -0,0 +1,29 @@
+// Copyright (c) Alexandre Mutel. All rights reserved.
+// Licensed under the BSD-Clause 2 license.
+// See license.txt file in the project root for full license information.
+
+using BenchmarkDotNet.Attributes;
+using Tomlyn.Model;
+
+namespace Tomlyn.Benchmarks;
+
+[MemoryDiagnoser(false)]
+public class TwitterBenchmark
+{
+    // twitter.json -> twitter.toml
+    private string? _tomlString;
+    private TomlTable? _tomlObject;
+
+    [GlobalSetup]
+    public async Task Setup()
+    {
+        _tomlString = await File.ReadAllTextAsync("./twitter.toml");
+        _tomlObject = Toml.ToModel(_tomlString);
+    }
+
+    [Benchmark]
+    public TomlTable StringToModel() => Toml.ToModel(_tomlString!);
+
+    [Benchmark]
+    public string ModelToString() => Toml.FromModel(_tomlObject!);
+}