Braintree library errors on Ruby 3.4 due to missing dependencies

[zorab47]

General information

• SDK/Library version: 4.25
• Environment: Sandbox and Production
• Language, language version, and OS: Ruby 3.4.x

Issue description

Related: #247

Loading the braintree Ruby gem errors when loading on Ruby 3.4 due to missing dependencies:

• base64
• bigdecimal

❯ ruby -v
ruby 3.4.1 (2024-12-25 revision 48d4efcb85) +PRISM [x86_64-darwin23]

❯ ruby braintree_ruby_dependency_errors.rb
/Users/$HOME/.gem/ruby/3.4.1/gems/braintree-4.25.0/lib/braintree.rb:1: warning: base64 was loaded from the standard library, but is not part of the default gems starting from Ruby 3.4.0.
You can add base64 to your Gemfile or gemspec to silence this warning.
/Users/$HOME/.rubies/ruby-3.4.1/lib/ruby/3.4.0/bundled_gems.rb:82:in 'Kernel.require': cannot load such file -- base64 (LoadError)
        from /Users/$HOME/.rubies/ruby-3.4.1/lib/ruby/3.4.0/bundled_gems.rb:82:in 'block (2 levels) in Kernel#replace_require'
        from /Users/$HOME/.gem/ruby/3.4.1/gems/braintree-4.25.0/lib/braintree.rb:1:in '<top (required)>'
        from /Users/$HOME/.rubies/ruby-3.4.1/lib/ruby/3.4.0/bundled_gems.rb:82:in 'Kernel.require'
        from /Users/$HOME/.rubies/ruby-3.4.1/lib/ruby/3.4.0/bundled_gems.rb:82:in 'block (2 levels) in Kernel#replace_require'
        from braintree_ruby_dependency_errors.rb:8:in '<main>'

You can reproduce by running the following with Ruby 3.4:

require 'bundler/inline'

gemfile do
  source 'https://rubygems.org'
  gem 'braintree', require: false
end

require "braintree"