Class: TLDR::YamlParser

Inherits:
Object
  • Object
show all
Defined in:
lib/tldr/yaml_parser.rb

Instance Method Summary collapse

Instance Method Details

#parse(path) ⇒ Object 



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# File 'lib/tldr/yaml_parser.rb', line 5

def parse path
  require "yaml"
  (YAML.load_file(path) || {})
    .transform_keys { |k| k.to_sym }
    .tap do |dotfile_args|
      # Since we don't have shell expansion, we have to glob any paths ourselves
      if dotfile_args.key?(:paths)
        dotfile_args[:paths] = dotfile_args[:paths].flat_map { |path| Dir[path] }
      end
      if dotfile_args.key?(:timeout)
        dotfile_args[:timeout] = case dotfile_args[:timeout]
        when true then Config::DEFAULT_TIMEOUT
        when false then -1
        when String then Float(dotfile_args[:timeout])
        else dotfile_args[:timeout]
        end
      end

      if (invalid_args = dotfile_args.except(*CONFIG_ATTRIBUTES)).any?
        raise Error, "Invalid keys in #{File.basename(path)} file: #{invalid_args.keys.join(", ")}"
      end
    end
end