public string VisitIfStmt(Stmt.If stmt)
{
if (stmt.ElseBranch == null)
{
return(Parenthesize2("if", stmt.Condition, stmt.ThenBranch));
}
return(Parenthesize2("if-else", stmt.Condition, stmt.ThenBranch,
stmt.ElseBranch));
}
public object VisitIfStmt(Stmt.If stmt)
{
Resolve(stmt.Condition);
Resolve(stmt.ThenBranch);
if (stmt.ElseBranch != null)
{
Resolve(stmt.ElseBranch);
}
return(null);
}
public object VisitIfStmt(Stmt.If stmt)
{
if (IsTruthy(Evaluate(stmt.Condition)))
{
Execute(stmt.ThenBranch);
}
else if (stmt.ElseBranch != null)
{
Execute(stmt.ElseBranch);
}
return(null);
}