Module: DataReader

Defined in:
lib/data_reader.rb,
lib/data_reader/version.rb

Constant Summary collapse

VERSION = 
"2.0.0".freeze

Instance Method Summary collapse

Instance Method Details

#data_contents ⇒ Object

Returns the contents that have been read in from a loaded file data file.



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# File 'lib/data_reader.rb', line 22

def data_contents
  return @data_contents if @data_contents

  nil
end

#data_path ⇒ Object

Returns the path that will be used to read data files.



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# File 'lib/data_reader.rb', line 14

def data_path
  return @data_path if @data_path
  return default_data_path if respond_to? :default_data_path

  nil
end

#data_path=(path) ⇒ Object

Sets the path to use when reading data files.



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# File 'lib/data_reader.rb', line 9

def data_path=(path)
  @data_path = path
end

#include_data(file) ⇒ Object 



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# File 'lib/data_reader.rb', line 38

def include_data(file)
  filename = Pathname.new(file).absolute? ? file : "#{data_path}/#{file}"
  ERB.new(IO.read(filename)).result(binding) if File.exist?(filename)
end

#load(file_list) ⇒ Object 



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# File 'lib/data_reader.rb', line 28

def load(file_list)
  files = file_list.include?(',') ? file_list.split(',') : [file_list]
  files = files.collect(&:strip)

  @data_contents = files.inject({}) do |all_data, file|
    data = include_key(::YAML.safe_load(include_data(file)))
    all_data.merge!(data) if data
  end
end