Interpreter.inl

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#ifndef _MADARA_KNOWLEDGE_INTERPRETER_INL_
#define _MADARA_KNOWLEDGE_INTERPRETER_INL_
 
#ifndef _MADARA_NO_KARL_
 
#include "Interpreter.h"
 
// method for checking if a character is a valid operator
inline bool madara::expression::Interpreter::is_operator(char input)
{
  return input == '+' || input == '-' || input == '*' || input == '/' ||
         input == '%';
}
 
// method for checking if a character is a number
inline bool madara::expression::Interpreter::is_number(char input)
{
  return input >= '0' && input <= '9';
}
 
// method for checking if a character is a number
inline bool madara::expression::Interpreter::is_exponential(char input)
{
  return input == 'e' || input == 'E' || input == '-' ||
         (input >= '0' && input <= '9');
}
 
inline bool madara::expression::Interpreter::is_reserved_word(
    const std::string& input)
{
  return input == "true" || input == "false" || input == "nan" ||
         input == "inf";
}
 
// method for checking if a character is a number
inline bool madara::expression::Interpreter::is_string_literal(char input)
{
  return input == '"' || input == '\'';
}
 
// method for checking if a character is a candidate
// for a part of a variable name
inline bool madara::expression::Interpreter::is_alphanumeric(char input)
{
  return (input >= 'a' && input <= 'z') || (input >= 'A' && input <= 'Z') ||
         (input == '_') || (input >= '0' && input <= '9') || input == '.' ||
         input == '{' || input == '}';
}
 
// method for checking if input is whitespace
inline bool madara::expression::Interpreter::is_whitespace(char input)
{
  return input == ' ' || input == '\t' || input == '\r' || input == '\n';
}
 
inline bool madara::expression::Interpreter::delete_expression(
    const std::string& expression)
{
  return cache_.erase(expression) == 1;
}
 
#endif  // _MADARA_NO_KARL_
 
#endif  // _MADARA_KNOWLEDGE_INTERPRETER_INL_