You can be up and running with Microsoft's VS Code with the installation of a few PowerShell-specific extensions.

Learn how to use Microsoft's programmers' editor, Visual Studio Code, to get the most from the latest PowerShell releases.

And, yes, Visual Studio does have a code snippet for creating code snippets, but it's more trouble than it's worth. Now comes the easy part -- importing the snippet into Visual studio: From the Tools ...

Microsoft has just announced that the PowerShell extension for Visual Studio Code has hit version 1.0. It brings a "rich debugging experience", Plaster templates, integrated script analysis, and more.