Class: Unitsml::Unitsdb::Units

Inherits:
Unitsdb::Units
  • Object
show all
Includes:
Finders
Defined in:
lib/unitsml/unitsdb/units.rb

Instance Method Summary collapse

Methods included from Finders

#find_first_in, #find_first_through

Instance Method Details

#filtered ⇒ Object 



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# File 'lib/unitsml/unitsdb/units.rb', line 16

def filtered
  @filtered ||= symbols_ids.reject do |unit|
    %r{\*|\^|/|^1$}.match?(unit) || find_by_symbol_id(unit).prefixed
  end
end

#find_by_id(u_id) ⇒ Object 



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# File 'lib/unitsml/unitsdb/units.rb', line 8

def find_by_id(u_id)
  find_first_through(units, via: :identifiers, field: :id, value: u_id)
end

#find_by_name(u_name) ⇒ Object 



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# File 'lib/unitsml/unitsdb/units.rb', line 12

def find_by_name(u_name)
  find_first_through(units, via: :symbols, field: :id, value: u_name)
end

#find_by_symbol_id(sym_id) ⇒ Object 



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# File 'lib/unitsml/unitsdb/units.rb', line 22

def find_by_symbol_id(sym_id)
  symbols_hash[sym_id]
end

#symbols_hash ⇒ Object 



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# File 'lib/unitsml/unitsdb/units.rb', line 30

def symbols_hash
  @symbols_hash ||= units.each_with_object({}) do |unit, object|
    unit.symbols&.each { |unit_sym| object[unit_sym.id] = unit }
  end
end

#symbols_ids ⇒ Object 



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# File 'lib/unitsml/unitsdb/units.rb', line 26

def symbols_ids
  symbols_hash.keys
end