Bound


1   package jfun.yan.xml;
2   
3   import jfun.util.dict.Dict;
4   
5   final class Bound extends Located implements Stmt {
6     private final Object   key;
7     Bound(Object   var, Location loc) {
8       super(loc);
9       this.key = var;
10    }
11  
12    public Object   run(Dict frame, Runtime   runtime) {
13      final Object   r = frame.get(key);
14      if(r instanceof Closure){
15        final Closure c = (Closure)r;
16        return c.get();
17      }
18      else return r;
19    }
20  
21    public Class   getType() {
22      return null;
23    }
24    public String   toString(){
25      return key.toString();
26    }
27  }
28

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