#include <poincare/empty_expression.h>
  #include <poincare/layout_engine.h>
  #include <poincare/src/layout/empty_layout.h>
  #include <ion/charset.h>
  
  extern "C" {
  #include <math.h>
  }
  
  namespace Poincare {
  
  Expression * EmptyExpression::clone() const {
    return new EmptyExpression();
  }
  
  int EmptyExpression::writeTextInBuffer(char * buffer, int bufferSize, PrintFloat::Mode floatDisplayMode, int numberOfSignificantDigits) const {
    return LayoutEngine::writeOneCharInBuffer(buffer, bufferSize, Ion::Charset::Empty);
  }
  
  ExpressionLayout * EmptyExpression::createLayout(PrintFloat::Mode floatDisplayMode, int numberOfSignificantDigits) const {
    return new EmptyLayout();
  }
  
  template<typename T> Complex<T> * EmptyExpression::templatedApproximate(Context& context, AngleUnit angleUnit) const {
    return new Complex<T>(Complex<T>::Undefined());
  }
  
  }