Mercurial Hosting > luan
view core/src/luan/impl/SubExpr.java @ 635:c83b8cefd922
better error handling in theme code
author | Franklin Schmidt <fschmidt@gmail.com> |
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date | Tue, 01 Mar 2016 07:01:58 -0700 |
parents | b48cfa14ba60 |
children | 859c0dedc8b6 |
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package luan.impl; import luan.LuanException; import luan.LuanElement; final class SubExpr extends BinaryOpExpr { SubExpr(LuanElement se,Expr op1,Expr op2) { super(se,op1,op2); } @Override public Object eval(LuanStateImpl luan) throws LuanException { Object o1 = op1.eval(luan); Object o2 = op2.eval(luan); if( o1 instanceof Number && o2 instanceof Number ) return ((Number)o1).doubleValue() - ((Number)o2).doubleValue(); return arithmetic(luan,"__sub",o1,o2); } }