module SimpleFlaggableColumn

Constants

VERSION

Public Class Methods

flags_to_symbols(flags, symbols_flags) click to toggle source

# 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) click to toggle source

# 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