load_config

# File lib/bundler/settings.rb, line 423
    def load_config(config_file)
      return {} if !config_file || ignore_config?
      SharedHelpers.filesystem_access(config_file, :read) do |file|
        valid_file = file.exist? && !file.size.zero?
        return {} unless valid_file
        require "bundler/yaml_serializer"
        YAMLSerializer.load file.read
      end
    end