Contents

require "erb"
require "yaml"

module KingKonf
  class ConfigFileLoader
    def initialize(config)
      @config = config
    end

    def load_file(path, environment = nil)
      # First, load the ERB template from disk.
      template = ERB.new(File.new(path).read)

      begin
        # Without flag, loading the configuration file fails in Ruby 3.1 if it contains aliases.
        data = YAML.load(template.result(binding), aliases: true)
      rescue ArgumentError
        # Covering prior YAML versions
        data = YAML.load(template.result(binding))
      end

      # Grab just the config for the environment, if specified.
      data = data.fetch(environment) unless environment.nil?

      data.each do |variable, value|
        @config.set(variable, value)
      end
    end
  end
end

Version data entries

1 entries across 1 versions & 1 rubygems

Version	Path
king_konf-1.0.1	lib/king_konf/config_file_loader.rb