Mercurial Hosting > luan
view src/luan/interp/MulExpr.java @ 46:a443637829c1
remove LuaNumber
git-svn-id: https://luan-java.googlecode.com/svn/trunk@47 21e917c8-12df-6dd8-5cb6-c86387c605b9
author | fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9> |
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date | Thu, 27 Dec 2012 01:48:36 +0000 |
parents | 57054fa43189 |
children | 64ecb7a3aad7 |
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package luan.interp; import luan.Lua; import luan.LuaException; import luan.LuaSource; final class MulExpr extends BinaryOpExpr { MulExpr(LuaSource.Element se,Expr op1,Expr op2) { super(se,op1,op2); } @Override public Object eval(LuaStateImpl lua) throws LuaException { Object o1 = op1.eval(lua); Object o2 = op2.eval(lua); Number n1 = Lua.toNumber(o1); Number n2 = Lua.toNumber(o2); if( n1 != null && n2 != null ) return n1.doubleValue() * n2.doubleValue(); return arithmetic(lua,"__mul",o1,o2); } }