public ReturnStatement(IBaseExpression expr)
{
IBaseExpression.CheckTypes(
"return statement", "",
typeof(long), expr.GetResultType()
);
this.expr = expr;
}
public VarAssignStatement(Variable lhs, IBaseExpression rhs)
{
IBaseExpression.CheckTypes(
"assignment to " + lhs.ToString(), "",
typeof(long), rhs.GetResultType()
);
this.lhs = lhs;
this.rhs = rhs;
}
public IfStatement(
IBaseExpression condition,
IBaseStatement ifBranch,
IBaseStatement elseBranch = null
)
{
IBaseExpression.CheckTypes(
"if condition", "",
typeof(bool), condition.GetResultType()
);
this.condition = condition;
precalc = (bool?)condition.Evaluate();
this.ifBranch = ifBranch;
this.elseBranch = elseBranch;
}
