SerializationHelper::Utils

# File lib/serialization_helper.rb, line 128
def self.boolean_columns(table)
  columns = ActiveRecord::Base.connection.columns(table).reject { |c| silence_warnings { c.type != :boolean } }
  columns.map { |c| c.name }
end

# File lib/serialization_helper.rb, line 124
def self.convert_boolean(value)
  ['t', '1', true, 1].include?(value)
end

# File lib/serialization_helper.rb, line 114
def self.convert_booleans(records, columns)
  records.each do |record|
    columns.each do |column|
      next if is_boolean(record[column])
      record[column] = convert_boolean(record[column])
    end
  end
  records
end

# File lib/serialization_helper.rb, line 133
def self.is_boolean(value)
  value.kind_of?(TrueClass) or value.kind_of?(FalseClass)
end

# File lib/serialization_helper.rb, line 137
def self.quote_table(table)
  ActiveRecord::Base.connection.quote_table_name(table)
end

# File lib/serialization_helper.rb, line 102
def self.unhash(hash, keys)
  keys.map { |key| hash[key] }
end

# File lib/serialization_helper.rb, line 106
def self.unhash_records(records, keys)
  records.each_with_index do |record, index|
    records[index] = unhash(record, keys)
  end

  records
end