Mercurial Hosting > luan
diff core/src/luan/impl/NotExpr.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> |
---|---|
date | Sun, 22 Jun 2014 05:41:22 +0000 |
parents | src/luan/impl/NotExpr.java@4eaee12f6c65 |
children | 2456ef7ada02 |
line wrap: on
line diff
--- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/core/src/luan/impl/NotExpr.java Sun Jun 22 05:41:22 2014 +0000 @@ -0,0 +1,17 @@ +package luan.impl; + +import luan.Luan; +import luan.LuanException; +import luan.LuanSource; + + +final class NotExpr extends UnaryOpExpr { + + NotExpr(LuanSource.Element se,Expr op) { + super(se,op); + } + + @Override public Object eval(LuanStateImpl luan) throws LuanException { + return !Luan.toBoolean(op.eval(luan)); + } +}