json-metadata-file: File path contain a JSON metadata
template-name: Name of template
template-mustache-file: File with a template Mustache
To generate a file separated using ---<EOF: {"nameFile": "{{file_name}}"}>--- in your template, where file_name should is present in json-metadata-file
output-derectory: Output directory for generated file
Press F1 in VSCode and look for Automagic Code: Generate.