my_workstation/cookbooks/gateway/recipes/_git.rb

#
# Cookbook:: workstation
# Recipe:: _git
#
# Copyright:: 2022, The Authors, All Rights Reserved.

include_recipe 'git'

username = nil

node['gateway']['_git'].each do |scope_git, git_options|
  if scope_git.match(/^file_/)
    gitconfig_file = $' # String after the match (ref: https://ruby-doc.org/core-2.5.1/Regexp.html#class-Regexp-label-Special+global+variables)
    scope_git = 'file'
  end
  git_options.each do |k, v|
    git_config k do
      value v.to_s
      scope scope_git
      user username if username && %w{global file}.include?(scope_git)
      config_file gitconfig_file if scope_git == 'file'
    end
  end
end