Class: Copypasta::SettingsDSL

Inherits:
Object
  • Object
show all
Defined in:
lib/copypasta/settings_dsl.rb

Instance Attribute Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize(settings = nil) ⇒ SettingsDSL

Returns a new instance of SettingsDSL.



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# File 'lib/copypasta/settings_dsl.rb', line 13

def initialize(settings = nil)
  raise "settings must be a Copypasta::Settings." \
    if !settings.nil? && !settings.is_a?(Copypasta::Settings)

  @settings = settings || Copypasta::Settings.new
end

Instance Attribute Details

#settings ⇒ Object (readonly)

Returns the value of attribute settings.



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# File 'lib/copypasta/settings_dsl.rb', line 11

def settings
  @settings
end

Instance Method Details

#csv(name, description, postprocess: nil) ⇒ Object 



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# File 'lib/copypasta/settings_dsl.rb', line 55

def csv(name, description, postprocess: nil)
  parameter(name, description,
            postprocess: ->(raw) {
              r = raw.split(",").map(&:strip)
              if postprocess
                postprocess.call(r)
              else
                r
              end
            })
end

#json(name, description) ⇒ Object 



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# File 'lib/copypasta/settings_dsl.rb', line 44

def json(name, description)
  parameter(name, description,
            postprocess: ->(raw) {
              if raw.is_a?(String)
                raw
              else
                JSON.parse(raw)
              end
            })
end

#parameter(name, description, default: nil, postprocess: nil) ⇒ Object 



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# File 'lib/copypasta/settings_dsl.rb', line 20

def parameter(name, description, default: nil, postprocess: nil)
  name = name.to_sym
  raise "Duplicate parameter '#{name}' detected." \
    if settings.parameter_definitions.key?(name)

  param = Copypasta::ParameterDefinition.new(name, description,
                                             default,
                                             postprocess)
  param.freeze

  settings.parameter_definitions[name] = param
end

#yaml(name, description) ⇒ Object 



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# File 'lib/copypasta/settings_dsl.rb', line 33

def yaml(name, description)
  parameter(name, description,
            postprocess: ->(raw) {
              if raw.is_a?(String)
                raw
              else
                YAML.safe_load(raw)
              end
            })
end