Add local build scripts

src/build.cmd

@@ -0,0 +1,35 @@
+:: options
+@echo Off
+cd %~dp0
+setlocal
+
+:: set tool versions
+set NUGET_VERSION=4.3.0
+set MSBUILD_VERSION=15
+set CSI_VERSION=2.3.2
+
+:: determine nuget cache dir
+set NUGET_CACHE_DIR=%LocalAppData%\.nuget\v%NUGET_VERSION%
+set NUGET_LOCAL_DIR=.nuget\v%NUGET_VERSION%
+
+:: download nuget to cache dir
+set NUGET_URL=https://dist.nuget.org/win-x86-commandline/v%NUGET_VERSION%/NuGet.exe
+if not exist %NUGET_CACHE_DIR%\NuGet.exe (
+  if not exist %NUGET_CACHE_DIR% mkdir %NUGET_CACHE_DIR%
+  echo Downloading '%NUGET_URL%'' to '%NUGET_CACHE_DIR%\NuGet.exe'...
+  @powershell -NoProfile -ExecutionPolicy unrestricted -Command "$ProgressPreference = 'SilentlyContinue'; Invoke-WebRequest '%NUGET_URL%' -OutFile '%NUGET_CACHE_DIR%\NuGet.exe'"
+)
+
+:: copy nuget locally
+if not exist %NUGET_LOCAL_DIR%\NuGet.exe (
+  if not exist %NUGET_LOCAL_DIR% mkdir %NUGET_LOCAL_DIR%
+  copy %NUGET_CACHE_DIR%\NuGet.exe %NUGET_LOCAL_DIR%\NuGet.exe > nul
+)
+
+:: restore packages for build script
+echo Restoring NuGet packages for build script...
+%NUGET_LOCAL_DIR%\NuGet.exe restore .\packages.config -PackagesDirectory ./packages
+
+:: run build script
+echo Running build script...
+".\packages\Microsoft.Net.Compilers.%CSI_VERSION%\tools\csi.exe" .\build.csx %*

src/build.csx

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+#load "packages/simple-targets-csx.5.2.1/simple-targets.csx"
+#load "scripts/cmd.csx"
+
+using System;
+using static SimpleTargets;
+
+var vswhere = "packages/vswhere.2.1.4/tools/vswhere.exe";
+var nuget = ".nuget/v4.3.0/NuGet.exe";
+string msBuild = null;
+
+var solutions = Directory.EnumerateFiles(".", "*.sln", SearchOption.AllDirectories);
+
+var targets = new TargetDictionary();
+
+targets.Add("default", DependsOn("build"));
+
+targets.Add(
+    "restore",
+    () =>
+    {
+        foreach (var solution in solutions)
+        {
+            Cmd(nuget, $"restore {solution}");
+        }
+    });
+
+targets.Add(
+    "find-msbuild",
+    () => msBuild = $"{ReadCmd(vswhere, "-latest -requires Microsoft.Component.MSBuild -property installationPath").Trim()}/MSBuild/15.0/Bin/MSBuild.exe");
+
+targets.Add(
+    "build",
+    DependsOn("find-msbuild", "restore"),
+    () =>
+    {
+        foreach (var solution in solutions)
+        {
+            Cmd(msBuild, $"{solution} /p:Configuration=Debug /nologo /m /v:m /nr:false");
+        }
+    });
+
+Run(Args, targets);

src/packages.config

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+<?xml version="1.0" encoding="utf-8"?>
+<packages>
+  <package id="Microsoft.Net.Compilers" version="2.3.2" />
+  <package id="simple-targets-csx" version="5.2.1" />
+  <package id="vswhere" version="2.1.4" />
+</packages>

src/scripts/cmd.csx

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+using System;
+using System.Diagnostics;
+
+public static string ReadCmd(string fileName, string args)
+{
+    var output = new StringBuilder();
+    using (var process = new Process())
+    {
+        process.StartInfo = new ProcessStartInfo {
+            FileName = $"\"{fileName}\"",
+            Arguments = args,
+            UseShellExecute = false,
+            RedirectStandardOutput = true,
+            RedirectStandardError = true,
+        };
+
+        process.OutputDataReceived += (sender, e) => output.AppendLine(e.Data);
+        process.ErrorDataReceived += (sender, e) => output.AppendLine(e.Data);
+
+        Console.WriteLine($"Running '{process.StartInfo.FileName} {process.StartInfo.Arguments}'...");
+        process.Start();
+
+        process.BeginOutputReadLine();
+        process.BeginErrorReadLine();
+
+        process.WaitForExit();
+
+        if (process.ExitCode != 0)
+        {
+            throw new InvalidOperationException($"The command exited with code {process.ExitCode}. {output.ToString()}");
+        }
+    }
+
+    return output.ToString();
+}
+
+public static void Cmd(string fileName, string args)
+{
+    using (var process = new Process())
+    {
+        process.StartInfo = new ProcessStartInfo {
+            FileName = $"\"{fileName}\"",
+            Arguments = args,
+            UseShellExecute = false,
+        };
+
+        Console.WriteLine($"Running '{process.StartInfo.FileName} {process.StartInfo.Arguments}'...");
+        process.Start();
+
+        process.WaitForExit();
+
+        if (process.ExitCode != 0)
+        {
+            throw new InvalidOperationException($"The command exited with code {process.ExitCode}.");
+        }
+    }
+}