multvarvarparse.cs
来自「c#设计模式随书源码 c#设计模式随书源码」· CS 代码 · 共 29 行
CS
29 行
using System;
using System.Collections ;
namespace Interpreter
{
/// <summary>
/// Summary description for MultVarVarParse.
/// </summary>
public class MultVarVarParse :InterpChain
{
public override bool interpret() {
//reduce Var to Multvar
if(topStack(ParseObject.MULTVAR , ParseObject.VAR )) {
MultVar mv = new MultVar ();
MultVar mvo = (MultVar)stk.pop();
ParseVar v = (ParseVar)stk.pop();
mv.add (v);
ArrayList mvec = mvo.getVector ();
for(int i=0; i < mvec.Count ; i++) {
mv.add ((ParseVar)mvec[i]);
}
stk.push (mv);
return true;
}
else
return false;
}
}
}
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