本文整理汇总了C#中Tree.Node.getCdr方法的典型用法代码示例。如果您正苦于以下问题：C# Node.getCdr方法的具体用法？C# Node.getCdr怎么用？C# Node.getCdr使用的例子？那么恭喜您, 这里精选的方法代码示例或许可以为您提供帮助。您也可以进一步了解该方法所在类Tree.Node的用法示例。
在下文中一共展示了Node.getCdr方法的15个代码示例，这些例子默认根据受欢迎程度排序。您可以为喜欢或者感觉有用的代码点赞，您的评价将有助于系统推荐出更棒的C#代码示例。
示例1: print
public override void print(Node t, int n, bool p)
{
for (int i = Console.CursorLeft; i < n; i++)
Console.Write(" ");
if (!p)
Console.Write("(");
//Print "lambda"
t.getCar().print(n);
Console.Write(" ");
Node second = t.getCdr().getCar();
if (second.isPair())
{
second.print(n, false);
}
Console.WriteLine();
Node term = t.getCdr().getCdr();
while(!term.isNull())
{
term.getCar().print(n + 4);
term = term.getCdr();
Console.WriteLine();
}
Nil.getNil().print(n,true);
}示例2: print
public override void print(Node t, int n, bool p)
{
// TODO: Implement this function.
// Console.Write("".PadLeft(n));
if (!p)
{
Console.Write("".PadLeft(n) + '(');
}
t.getCar().print(0, !p);
// if(!t.getCdr().isNull())
// {
// Console.Write(" ");
// }
if(t.getCdr().isNull())
{
t.getCdr().print(0, true);
// Console.WriteLine();
}
else {
Console.Write(" ");
t.getCdr().print(n, true);
}
// if(t.getCdr().isNull())
// {
// Console.WriteLine();
// }
}示例3: print
public override void print(Node t, int n, bool p)
{
Console.Write("".PadLeft(n));
Console.Write("(lambda");
Node Num2Node = t.getCdr().getCar();
if (Num2Node.isPair())
{
Num2Node.print(0,false);
}
else
{
Console.Error.Write("Syntax Error with Lambda (Num2Node)");
}
Console.Write("".PadLeft(n));
Node Num3Node = t.getCdr().getCdr().getCar();
if( Num3Node.isPair())
{
Num3Node.print(n+4, false);
}
else
{
Console.Error.Write("Syntax Error with Lambda (Num3Node)");
}
Console.Write("".PadLeft(n));
}示例4: print
public override void print(Node t, int n, bool p)
{
Console.Write("".PadLeft(n));
if ( p != true)
{
Console.Write("(");
}
if(t.getCar().isPair())
{
t.getCar().print(0);
}
else
{
t.getCar().print(0, true);
}
Console.Write(" ");
if(t.getCdr() is Nil)
{
Console.WriteLine(")");
}
else
{
t.getCdr().print(0, true);
}
// Console.WriteLine();
}示例5: print
public override void print(Node t, int n, bool p)
{
// TODO: Implement this function.
Console.Write("".PadLeft(n));
Console.WriteLine("(let");
Node bindings = t.getCdr().getCar();
if (bindings.isPair())
{
bindings.print(0,false);
}
else
{
Console.Error.WriteLine("Syntax error for LET-BINDINGS");
}
Console.Write("".PadLeft(n));
Node body = t.getCdr().getCdr();
if (body.isPair())
{
body.print(n+4, true);
}
else
{
Console.Error.WriteLine("Syntax error for LET-BODY");
}
Console.Write("".PadLeft(n)+ ")");
}示例6: eval
public override Node eval(Node t, Environment e)
{
if(t.getCdr() is Closure)
return e.lookup(t.getCar()).apply(t.getCdr());
else
{
Node args = t.getCdr();
Node param;
if (args.getCar().isSymbol())
param = new Cons(e.lookup((Node)args.GetCar()), Nil.getInstance());
else
param = new Cons((Node)args.GetCar(), Nil.getInstance());
Node currentNode = param;
args = args.getCdr();
while (args != Nil.getInstance())
{
if (args.getCar().isSymbol())
currentNode.setCdr(new Cons(e.lookup(args.getCar()), Nil.getInstance()));
else
currentNode.setCdr(new Cons(args.getCar(), Nil.getInstance()));
currentNode = currentNode.getCdr();
args = args.getCdr();
}
return e.lookup(t.getCar()).apply(param);
}
}示例7: print
public override void print(Node t, int n, bool p)
{
// TODO: Implement this function.
Console.Write("".PadLeft(n));
Console.Write("(define ");
Node name = t.getCdr().getCar();
name.print(n);
Console.Write(" ");
Node definition = t.getCdr().getCdr().getCar();
if (definition.isNull())
{
Console.Error.Write("Syntax error with DEFINE-definition");
}
else if (definition.isPair())
{
Console.WriteLine();
// Console.Write("".PadLeft(n+4));
definition.print(n+4);
}
else
{
definition.print(n);
}
// made n to 0
// Console.WriteLine();
Console.WriteLine("".PadLeft(n) + ")");
}示例8: print
public override void print(Node t, int n, bool p)
{
for (int i = Console.CursorLeft; i < n; i++)
Console.Write(" ");
if (!p)
{
Console.Write("(");
}
//print "let"
t.getCar().print(n);
Console.WriteLine();
Node rest = t.getCdr();
if (rest.isPair())
{
rest.getCar().print(n + 4, false);
Console.WriteLine();
while ((rest = rest.getCdr()) != Nil.getNil())
{
rest.getCar().print(n + 4, false);
Console.WriteLine();
}
Console.Write(")");
}
else t.getCdr().print(n, true);
}示例9: eval
// REMEMBER: If not explictly false, then true.
public Node eval(Node t, Environment e)
{
Node cond = t.getCdr().getCar(); // condition -> cadr(exp)
if (cond == null)
{
Console.Error.WriteLine("Error: Null in Condition");
}
Node ifTrue = t.getCdr().getCdr().getCar(); // true -> caddr(exp)
if (ifTrue == null)
{
Console.Error.WriteLine("Error: Null in True/If");
}
Node ifFalse = t.getCdr().getCdr().getCdr().getCar(); // false -> cadddr(exp)
if (ifFalse == null)
{
Console.Error.WriteLine("Error: Null in False/Else");
}
bool checkTrueResult = checkTrue(t, e);
if (checkTrueResult == true)
{
return ifTrue.eval(ifTrue, e);
}
else
{
return ifFalse.eval(ifFalse, e);
}
}示例10: eval
public override Node eval(Node exp, Environment env)
{
int length = Util.expLength(exp);
if (length < 3)
{
Console.Error.WriteLine("Error: invalid expression");
return Nil.getInstance();
}
Node second = exp.getCdr().getCar();
Node name, value;
if (length == 3 && second.isSymbol())
{
name = second;
value = exp.getCdr().getCdr().getCar().eval(env);
env.define(name, value);
return null;
}
if (!second.isPair())
{
Console.Error.WriteLine("Error: invalid expression");
return Nil.getInstance();
}
name = second.getCar();
Node lambda = exp.getCdr();
lambda.setCar(second.getCdr());
lambda = new Cons(new Ident("lambda"), lambda);
value = lambda.eval(env);
env.define(name, value);
return null;
}示例11: eval
public override Node eval(Node t, Environment e)
{
while (t.getCdr() != Nil.getInstance())
{
t = t.getCdr();
if (t.getCar().GetType() != typeof(Cons))
{
Console.Error.WriteLine("Error: invalid argument");
throw new InvalidOperationException();
}
if (t.getCar().getCar().eval(e) == BoolLit.getInstance(true))
{
t = t.getCar();
while(t.getCdr() != Nil.getInstance())
{
t = t.getCdr();
if (t.getCdr() == Nil.getInstance()) break;
t.getCar().eval(e);
}
return (Node)t.getCar().eval(e);
}
else if (t.getCar().getCar().eval(e) != BoolLit.getInstance(false))
{
Console.Error.WriteLine("Error: invalid argument");
throw new InvalidOperationException();
}
}
return Nil.getInstance();
}示例12: eval
public override Node eval(Node exp, Environment env)
{
int length = Util.expLength(exp);
if (length < 3)
{
Console.Error.WriteLine("Error: invalid expression");
return Nil.getInstance();
}
Node second = exp.getCdr().getCar();
while (second.isPair())
{
if (Util.expLength(second.getCar()) != 2)
{
Console.Error.WriteLine("Error: invalid expression");
return Nil.getInstance();
}
second = second.getCdr();
}
second = exp.getCdr().getCar();
Environment env1 = new Environment(env);
while (second.isPair())
{
Node id = second.getCar().getCar();
Node val = second.getCar().getCdr().getCar();
env1.define(id, val);
second = second.getCdr();
}
Node exp1 = exp.getCdr().getCdr();
return Begin.evalBody(exp1, env1);
}示例13: eval
public override Node eval(Node t, Environment env)
{
//arg1: set!
//arg2: variable
//arg3: value
env.assign(t.getCdr().getCar(), t.getCdr().getCdr().getCar().eval(env));
return new StringLit("set done");
}示例14: eval
public override Node eval(Node t, Environment env)
{
Node bodystart = t.getCdr().getCar();
Node expression = t.getCdr().getCdr().getCar();
Environment e = new Environment(env);
bodystart = evalLetBody(bodystart, e); //Should we be returning bodystart?
return expression.eval(e); //Why return e?
}示例15: print
public override void print(Node t, int n, bool p)
{
// print leading spaces and '('
if (n < 0)
{
n = -(n + 1);
}
Console.Write(new string(' ', n) + "(");
// record the current indent
// common out due to CursorLeft is not supported in mono
//int indent = Console.CursorLeft - 1;
pcount++;
// first element is parinted with no leading space, no change line
t.getCar().print(-1);
// if 'if' is the only element (if) or (if . x)
if(!t.getCdr().isPair())
{
pcount--;
if (t.getCdr().isNull())
{
t.getCdr().print(0, true);
}
else
{
Console.Write(" . ");
t.getCdr().print(0);
}
return;
}
// second element is printed with 1 leading space, change line
else
{
t = t.getCdr();
t.getCar().print(1);
}
// following element is printed with further indent, change line
while (t.getCdr().isPair())
{
t = t.getCdr();
t.getCar().print(pcount * 4);
}
// print last element and ')'
pcount--;
if (t.getCdr().isNull())
{
// ')' is printed with indent, change line
t.getCdr().print(pcount * 4, true);
}
else
{
Console.Write(new string(' ', pcount * 4) + ". ");
t.getCdr().print(0);
Console.WriteLine(new string(' ', pcount * 4) + ")");
}
}