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view src/luan/interp/WhileStmt.java @ 21:c93d8c781853
add functions
git-svn-id: https://luan-java.googlecode.com/svn/trunk@22 21e917c8-12df-6dd8-5cb6-c86387c605b9
author | fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9> |
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date | Tue, 04 Dec 2012 09:16:03 +0000 |
parents | d85510d92eee |
children | 5cf15507d77e |
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package luan.interp; import luan.Lua; import luan.LuaState; import luan.LuaException; final class WhileStmt implements Stmt { private final Expr cnd; private final Stmt doStmt; WhileStmt(Expr cnd,Stmt doStmt) { this.cnd = cnd; this.doStmt = doStmt; } @Override public void eval(LuaState lua) throws LuaException { try { while( Lua.toBoolean( cnd.eval(lua) ) ) { doStmt.eval(lua); } } catch(BreakException e) {} } }