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comparison core/src/luan/impl/WhileStmt.java @ 171:3dcb0f9bee82

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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/WhileStmt.java@4eaee12f6c65
children b48cfa14ba60
comparison
equal deleted inserted replaced
170:7c792a328a83 171:3dcb0f9bee82
1 package luan.impl;
2
3 import luan.Luan;
4 import luan.LuanException;
5 import luan.LuanSource;
6
7
8 final class WhileStmt extends CodeImpl implements Stmt {
9 private final Expr cnd;
10 private final Stmt doStmt;
11
12 WhileStmt(LuanSource.Element se,Expr cnd,Stmt doStmt) {
13 super(se);
14 this.cnd = cnd;
15 this.doStmt = doStmt;
16 }
17
18 @Override public void eval(LuanStateImpl luan) throws LuanException {
19 try {
20 while( luan.bit(se).checkBoolean( cnd.eval(luan) ) ) {
21 doStmt.eval(luan);
22 }
23 } catch(BreakException e) {}
24 }
25 }