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#ifndef EXPRESSION_H_
#define EXPRESSION_H_
#include <string>
#include <vector>
#include "value.h"
#include "typedefs.h"
class Expression
{
public:
std::vector<Expression*> children;
const Value const_value;
std::string var_name;
std::string call_funcname;
AssignmentList call_arguments;
// Boolean: ! && ||
// Operators: * / % + -
// Relations: < <= == != >= >
// Vector element: []
// Condition operator: ?:
// Invert (prefix '-'): I
// Constant value: C
// Create Range: R
// Create Vector: V
// Create Matrix: M
// Lookup Variable: L
// Lookup member per name: N
// Function call: F
std::string type;
Expression();
Expression(const Value &val);
Expression(const std::string &type, Expression *left, Expression *right);
Expression(const std::string &type, Expression *expr);
~Expression();
Value evaluate(const class Context *context) const;
std::string toString() const;
mutable int recursioncount;
};
std::ostream &operator<<(std::ostream &stream, const Expression &expr);
#endif
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