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view src/luan/interp/AddExpr.java @ 2:4da26b11d12a
start interp
git-svn-id: https://luan-java.googlecode.com/svn/trunk@3 21e917c8-12df-6dd8-5cb6-c86387c605b9
author | fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9> |
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date | Wed, 14 Nov 2012 08:53:25 +0000 |
parents | |
children | 7a2cdbc5767f |
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package luan.interp; import luan.Lua; import luan.LuaNumber; import luan.LuaException; final class AddExpr extends BinaryOpExpr { AddExpr(Expr op1,Expr op2) { super(op1,op2); } @Override Object eval() throws LuaException { double n1 = Lua.toNumber(op1.eval()).value(); double n2 = Lua.toNumber(op2.eval()).value(); return new LuaNumber( n1 + n2 ); } }