Mercurial Hosting > luan
diff src/luan/interp/FnCall.java @ 35:e51906de0f11
implement metatables
git-svn-id: https://luan-java.googlecode.com/svn/trunk@36 21e917c8-12df-6dd8-5cb6-c86387c605b9
author | fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9> |
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date | Tue, 18 Dec 2012 07:05:58 +0000 |
parents | 5cf15507d77e |
children | 2a35154aec14 |
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--- a/src/luan/interp/FnCall.java Sun Dec 16 09:23:56 2012 +0000 +++ b/src/luan/interp/FnCall.java Tue Dec 18 07:05:58 2012 +0000 @@ -15,7 +15,17 @@ } @Override public Object[] eval(LuaStateImpl lua) throws LuaException { - LuaFunction fn = Lua.checkFunction( fnExpr.eval(lua) ); - return fn.call( lua, args.eval(lua) ); + return call( lua, fnExpr.eval(lua) ); + } + + private Object[] call(LuaStateImpl lua,Object o) throws LuaException { + if( o instanceof LuaFunction ) { + LuaFunction fn = (LuaFunction)o; + return fn.call( lua, args.eval(lua) ); + } + Object h = Utils.getHandlerObject("__call",o); + if( h != null ) + return call(lua,h); + throw new LuaException( "attempt to call a " + Lua.type(o) + " value" ); } }