Module: Para::Exporter

Defined in:
lib/para/exporter.rb,
lib/para/exporter/csv.rb,
lib/para/exporter/base.rb

Defined Under Namespace

Classes: Base, Csv, MissingExporterError

Class Method Summary collapse

Class Method Details

.base_exporters ⇒ Object 



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# File 'lib/para/exporter.rb', line 50

def self.base_exporters
  @base_exporters ||= {}.with_indifferent_access
end

.for(model_name, format) ⇒ Object 



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# File 'lib/para/exporter.rb', line 20

def self.for(model_name, format)
  exporter_name = name_for(model_name, format)

  begin
    const_get(exporter_name)
  rescue NameError => e
    if e.message == "uninitialized constant Para::Exporter::#{ exporter_name }"
      raise MissingExporterError.new(model_name, format, exporter_name)
    else
      raise e
    end
  end
end

.format_exporter_name(format) ⇒ Object 



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# File 'lib/para/exporter.rb', line 46

def self.format_exporter_name(format)
  format.to_s.camelize
end

.model_exporter_name(model_name) ⇒ Object 



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# File 'lib/para/exporter.rb', line 42

def self.model_exporter_name(model_name)
  [model_name.to_s.pluralize, 'Exporter'].join
end

.name_for(model_name, format) ⇒ Object 



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# File 'lib/para/exporter.rb', line 34

def self.name_for(model_name, format)
  [
    '',
    format_exporter_name(format),
    model_exporter_name(model_name)
  ].join('::')
end