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diff src/luan/LuaClosure.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 | |
children | 1e37f22a34c8 |
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--- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/src/luan/LuaClosure.java Tue Dec 04 09:16:03 2012 +0000 @@ -0,0 +1,29 @@ +package luan; + +import luan.interp.Chunk; +import luan.interp.ReturnException; + + +public final class LuaClosure extends LuaFunction { + private final Chunk chunk; + + public LuaClosure(Chunk chunk,LuaState lua) { + this.chunk = chunk; + } + + public Object[] call(LuaState lua,Object... args) throws LuaException { + Object[] stack = lua.newStack(chunk.stackSize); + final int n = Math.min(args.length,chunk.numArgs); + for( int i=0; i<n; i++ ) { + stack[i] = args[i]; + } + try { + chunk.block.eval(lua); + } catch(ReturnException e) { + } finally { + lua.popStack(); + } + return lua.returnValues; + } + +}