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comparison src/luan/interp/Block.java @ 17:09d41f7490a8

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add local variables git-svn-id: https://luan-java.googlecode.com/svn/trunk@18 21e917c8-12df-6dd8-5cb6-c86387c605b9
author fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
date Fri, 30 Nov 2012 11:46:34 +0000
parents b7d7069fee58
children c93d8c781853
comparison
equal deleted inserted replaced
16:2a30281ef47c 17:09d41f7490a8
4 import luan.LuaException; 4 import luan.LuaException;
5 5
6 6
7 final class Block implements Stmt { 7 final class Block implements Stmt {
8 private final Stmt[] stmts; 8 private final Stmt[] stmts;
9 private final int stackStart;
10 private final int stackEnd;
9 11
10 Block(Stmt[] stmts) { 12 Block(Stmt[] stmts,int stackStart,int stackEnd) {
11 this.stmts = stmts; 13 this.stmts = stmts;
14 this.stackStart = stackStart;
15 this.stackEnd = stackEnd;
12 } 16 }
13 17
14 @Override public void eval(LuaState lua) throws LuaException { 18 @Override public void eval(LuaState lua) throws LuaException {
15 for( Stmt stmt : stmts ) { 19 try {
16 stmt.eval(lua); 20 for( Stmt stmt : stmts ) {
21 stmt.eval(lua);
22 }
23 } finally {
24 Object[] stack = lua.stack();
25 for( int i=stackStart; i<stackEnd; i++ ) {
26 stack[i] = null;
27 }
17 } 28 }
18 } 29 }
19 30
20 } 31 }