- New scripts/Makefile step "setup" installs all required .NET versions and third-party tools (#299)

Author: nwithan8

Makefile

@@ -80,4 +80,8 @@ scan:
 	security-scan --verbose --no-banner --ignore-msbuild-errors EasyPost.sln
 	# "--ignore-msbuild-errors" needed since MSBuild does not like F#: https://github.com/security-code-scan/security-code-scan/issues/235
 
+## setup - Install required .NET versions and tools (Windows only)5
+setup:
+	scripts\setup.bat
+
 .PHONY: help release build-dev build install-cert sign clean restore lint lint-check test lint-scripts install-scanner scan

scripts/publish_all_nuget.bat

@@ -1,4 +1,4 @@
-:: This script will find and publish any NuGet packages to Nuget.org
+:: This script will find and publish any NuGet packages to Nuget.org
 
 :: Requirements:
 :: - NuGet is installed on the machine and is accessible everywhere (added to PATH)

scripts/publish_nuget.bat

@@ -1,4 +1,4 @@
-:: This script will find and publish a NuGet packages to Nuget.org
+:: This script will find and publish a NuGet packages to Nuget.org
 
 :: Requirements:
 :: - NuGet is installed on the machine and is accessible everywhere (added to PATH)

scripts/setup.bat

@@ -0,0 +1,49 @@
+:: This script will:
+:: 	- use Microsoft's PowerShell script (https://docs.microsoft.com/en-us/dotnet/core/tools/dotnet-install-script) to install the latest version of all required .NET SDKs.
+::	- install required third-party tools for running these scripts
+::	- add files to the current user's PATH environment variable
+
+:: Requirements:
+:: - PowerShell is enabled on the machine
+:: - Do not install dotnet via any other method (including via installing Visual Studio/Rider). This might otherwise cause two conflicting versions of 'dotnet' to exist in your PATH
+
+@ECHO OFF
+
+:: .NET Versions we want to install and destination
+SET NetVersions=Current 6.0 5.0 3.1
+SET InstallPath=C:\dotnet
+
+:: Dependencies for these scripts
+SET DepFiles=SnInstallPfx.exe nuget.exe 7z.exe
+SET FileHost=https://files.nateharr.is/netdeps/
+
+:: Install each .NET version
+@ECHO Installing .NET SDKs ...
+SETLOCAL
+    for %%x IN (%NetVersions%) DO (
+        @ECHO Installing .NET %%x ...
+        powershell -NoProfile -ExecutionPolicy unrestricted -Command "[Net.ServicePointManager]::SecurityProtocol = [Net.SecurityProtocolType]::Tls12; &([scriptblock]::Create((Invoke-WebRequest -UseBasicParsing 'https://dot.net/v1/dotnet-install.ps1'))) -InstallDir %InstallPath% -Channel %%x -Verbose"
+    )
+ENDLOCAL
+
+:: Download dependencies to the same directory as 'dotnet'
+@ECHO Downloading third-party tools ...
+SETLOCAL
+    for %%x IN (%DepFiles%) DO (
+        @ECHO Downloading %%x ...
+        powershell -NoProfile -ExecutionPolicy unrestricted -Command "Invoke-WebRequest -Uri '%FileHost%%%x' -OutFile '%InstallPath%\%%x'"
+    )
+ENDLOCAL
+
+:: Add dotnet folder to PATH
+powershell -NoProfile -ExecutionPolicy unrestricted -Command "[Environment]::SetEnvironmentVariable('Path', $env:Path + ';%InstallPath%', 'User')"
+
+EXIT /B 0
+
+:commandFailed
+@ECHO Command failed.
+GOTO :exitWithError
+
+:exitWithError
+@ECHO Exiting...
+EXIT /B 1