Module: SimpleFlaggableColumn

Extended by:
ActiveSupport::Concern
Defined in:
lib/simple_flaggable_column.rb,
lib/simple_flaggable_column/version.rb

Defined Under Namespace

Modules: ClassMethods

Constant Summary collapse

VERSION = 
"0.1.0"

Class Method Summary collapse

Class Method Details

.flags_to_symbols(flags, symbols_flags) ⇒ Object 



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# File 'lib/simple_flaggable_column.rb', line 16

def self.flags_to_symbols(flags, symbols_flags)
  symbols_flags.each_pair.inject([]){|all, v| (flags & v[1] != 0) ? (all << v[0]) : all}
end

.symbols_to_flags(symbols, symbols_flags, throw_on_missing = true) ⇒ Object 



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# File 'lib/simple_flaggable_column.rb', line 7

def self.symbols_to_flags(symbols, symbols_flags, throw_on_missing = true)
  symbols.map do |s|
    if throw_on_missing && !symbols_flags[s]
      throw ArgumentError.new("Flag #{s} doesn't exists")
    end
    symbols_flags[s]
  end.compact.reduce(:|) || 0
end