variable/logical_operator.cpp

   1 #include <frith/variable.hpp>
   2
   3 namespace frith
   4 {
   5 #define LOGICAL_OPERATOR(name, operator) \
   6                 bool \
   7                         left_value, \
   8                         right_value; \
   9                 if(get_boolean_value(left_value) && argument.other.get_boolean_value(right_value)) \
  10                 { \
  11                         argument.output.new_boolean(left_value operator right_value); \
  12                         return true; \
  13                 } \
  14                 else \
  15                 { \
  16                         argument.error_message = get_unary_argument_type_error(name, type); \
  17                         return false; \
  18                 }
  19
  20         bool variable::logical_and(binary_argument & argument) const
  21         {
  22                 LOGICAL_OPERATOR("Logical and", &&)
  23         }
  24
  25         bool variable::logical_or(binary_argument & argument) const
  26         {
  27                 LOGICAL_OPERATOR("Logical or", ||)
  28         }
  29 }