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comparison core/src/luan/impl/ModExpr.java @ 171:3dcb0f9bee82
add core component
git-svn-id: https://luan-java.googlecode.com/svn/trunk@172 21e917c8-12df-6dd8-5cb6-c86387c605b9
author | fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9> |
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date | Sun, 22 Jun 2014 05:41:22 +0000 |
parents | src/luan/impl/ModExpr.java@4eaee12f6c65 |
children | 6e11eace1091 |
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170:7c792a328a83 | 171:3dcb0f9bee82 |
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1 package luan.impl; | |
2 | |
3 import luan.Luan; | |
4 import luan.LuanException; | |
5 import luan.LuanSource; | |
6 | |
7 | |
8 final class ModExpr extends BinaryOpExpr { | |
9 | |
10 ModExpr(LuanSource.Element se,Expr op1,Expr op2) { | |
11 super(se,op1,op2); | |
12 } | |
13 | |
14 @Override public Object eval(LuanStateImpl luan) throws LuanException { | |
15 Object o1 = op1.eval(luan); | |
16 Object o2 = op2.eval(luan); | |
17 Number n1 = Luan.toNumber(o1); | |
18 Number n2 = Luan.toNumber(o2); | |
19 if( n1 != null && n2 != null ) | |
20 return n1.doubleValue() % n2.doubleValue(); | |
21 return arithmetic(luan,"__mod",o1,o2); | |
22 } | |
23 } |