Module: Unitsml::Unitsdb

Defined in:
lib/unitsml/unitsdb.rb,
lib/unitsml/unitsdb/units.rb,
lib/unitsml/unitsdb/prefixes.rb,
lib/unitsml/unitsdb/dimension.rb,
lib/unitsml/unitsdb/dimensions.rb,
lib/unitsml/unitsdb/quantities.rb,
lib/unitsml/unitsdb/dimension_quantity.rb

Defined Under Namespace

Classes: Dimension, DimensionQuantity, Dimensions, Prefixes, Quantities, Units

Class Method Summary collapse

Class Method Details

.dimensions ⇒ Object 



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# File 'lib/unitsml/unitsdb.rb', line 19

def dimensions
  @@dim_file ||= ::Unitsdb::Dimensions.from_yaml(load_file(:dimensions))
end

.load_file(file_name) ⇒ Object 



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# File 'lib/unitsml/unitsdb.rb', line 6

def load_file(file_name)
  @@hash ||= {}
  @@hash[file_name] ||= File.read(valid_path(file_name))
end

.prefixes ⇒ Object 



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# File 'lib/unitsml/unitsdb.rb', line 15

def prefixes
  @@prefixes ||= ::Unitsdb::Prefixes.from_yaml(load_file(:prefixes))
end

.prefixes_array ⇒ Object 



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# File 'lib/unitsml/unitsdb.rb', line 27

def prefixes_array
  @@prefixes_array ||= prefixes.ascii_symbols.sort_by(&:length)
end

.prefixes_by_size(size) ⇒ Object 



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# File 'lib/unitsml/unitsdb.rb', line 31

def prefixes_by_size(size)
  @@sized_prefixes ||= {}
  return @@sized_prefixes[size] if @@sized_prefixes.key?(size)

  @@sized_prefixes[size] = prefixes_array.select { |p| p.size == size }
end

.quantities ⇒ Object 



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# File 'lib/unitsml/unitsdb.rb', line 23

def quantities
  @@quantities ||= ::Unitsdb::Quantities.from_yaml(load_file(:quantities))
end

.units ⇒ Object 



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# File 'lib/unitsml/unitsdb.rb', line 11

def units
  @@units_file ||= ::Unitsdb::Units.from_yaml(load_file(:units))
end

.valid_path(file_name) ⇒ Object 



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# File 'lib/unitsml/unitsdb.rb', line 38

def valid_path(file_name)
  File.expand_path(
    File.join(__dir__, "..", "..","unitsdb", "#{file_name}.yaml")
  )
end