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comparison src/luan/interp/ReturnStmt.java @ 31:5cf15507d77e

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separate interpreter from interface git-svn-id: https://luan-java.googlecode.com/svn/trunk@32 21e917c8-12df-6dd8-5cb6-c86387c605b9
author fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
date Thu, 13 Dec 2012 02:50:04 +0000
parents 1e37f22a34c8
children e3624b7cd603
comparison
equal deleted inserted replaced
30:8d8f4f5caef4 31:5cf15507d77e
1 package luan.interp; 1 package luan.interp;
2 2
3 import luan.Lua; 3 import luan.Lua;
4 import luan.LuaState;
5 import luan.LuaException; 4 import luan.LuaException;
6 import luan.LuaFunction; 5 import luan.LuaFunction;
7 import luan.LuaClosure;
8 6
9 7
10 final class ReturnStmt implements Stmt { 8 final class ReturnStmt implements Stmt {
11 private final Expressions expressions; 9 private final Expressions expressions;
12 private final Expr tailFnExpr; 10 private final Expr tailFnExpr;
21 this.expressions = expressions; 19 this.expressions = expressions;
22 this.tailFnExpr = null; 20 this.tailFnExpr = null;
23 } 21 }
24 } 22 }
25 23
26 @Override public void eval(LuaState lua) throws LuaException { 24 @Override public void eval(LuaStateImpl lua) throws LuaException {
27 lua.returnValues = expressions.eval(lua); 25 lua.returnValues = expressions.eval(lua);
28 if( tailFnExpr != null ) { 26 if( tailFnExpr != null ) {
29 LuaFunction tailFn = Lua.checkFunction( tailFnExpr.eval(lua) ); 27 LuaFunction tailFn = Lua.checkFunction( tailFnExpr.eval(lua) );
30 if( tailFn instanceof LuaClosure ) { 28 if( tailFn instanceof LuaClosure ) {
31 lua.tailFn = (LuaClosure)tailFn; 29 lua.tailFn = (LuaClosure)tailFn;