Gemfile

source 'https://rubygems.org'
git_source(:github) { |repo| "https://github.com/#{repo}.git" }

# Declare your gem's dependencies in view_partial_form_builder.gemspec.
# Bundler will treat runtime dependencies like base dependencies, and
# development dependencies will be added by default to the :development group.
gemspec

# Declare any dependencies that are still in development here instead of in
# your gemspec. These might include edge Rails or gems from your path or
# Git. Remember to move these dependencies to your gemspec before releasing
# your gem to rubygems.org.

# To use a debugger
# gem 'byebug', group: [:development, :test]

rails_version = ENV.fetch("RAILS_VERSION", "6.0")

if rails_version == "master"
  rails_constraint = { github: "rails/rails" }
else
  rails_constraint = "~> #{rails_version}.0"
end

gem "rails", rails_constraint