/// <summary>
/// Return source code representation of an expression.
/// </summary>
public string FormatExpression(LaxExpression expr)
{
if (expr == null)
throw new ArgumentNullException("expr");
switch (expr.Type)
{
case ExprType.Assignment:
return FormatAssignment((Assignment)expr);
case ExprType.BinaryOp:
return FormatBinaryOp((BinaryOp)expr);
case ExprType.Identifier:
return FormatIdentifier((Identifier)expr);
case ExprType.Literal:
return FormatValue((Literal)expr);
case ExprType.FunctionCall:
return FormatFunctionCall((FunctionCall)expr);
}
throw new NotImplementedException(expr.GetType().Name);
}