def call_lua_closure(self, nargs, nresults, c):
nregs = c.proto.get_max_stack_size()
nparams = c.proto.get_num_params()
is_vararg = c.proto.get_is_vararg()
# create new lua stack
new_stack = LuaStack(self)
new_stack.closure = c
# pass args, pop func
func_and_args = self.stack.popn(nargs + 1)
new_stack.pushn(func_and_args[1:], nparams)
if nargs > nparams and is_vararg:
new_stack.varargs = func_and_args[nparams + 1:]
# run closure
self.push_lua_stack(new_stack)
self.set_top(nregs)
self.run_lua_closure()
self.pop_lua_stack()
# return results
if nresults != 0:
results = new_stack.popn(new_stack.top() - nregs)
self.stack.check(len(results))
self.stack.pushn(results, nresults)
def call_py_closure(self, nargs, nresults, c):
new_stack = LuaStack(self)
new_stack.closure = c
args = self.stack.popn(nargs)
new_stack.pushn(args, nargs)
self.stack.pop()
self.push_lua_stack(new_stack)
r = c.py_func(self)
self.pop_lua_stack()
if nresults != 0:
results = new_stack.popn(r)
self.stack.check(len(results))
self.stack.pushn(results, nresults)