def where_constraints
      @where.reduce({}) { |memo, constraint| memo[constraint.operation] = constraint.value; memo }
    end
def where_constraints
      @where.reduce({}) { |memo, constraint| memo[constraint.operation] = constraint.value; memo }
    end
def where_constraints @where . reduce ( { } ) { | memo , constraint | memo [ constraint . operation ] = constraint . value ; memo } end
Formats the current set of Parse::Constraint instances in the where clause
 as an expression hash.
 @return [Hash] the set of constraints
Formats the current set of Parse :: Constraint instances in the where clause as an expression hash .