comment fixes
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@ -398,7 +398,7 @@ pub unsafe extern "C" fn safe_xpcall(state: *mut ffi::lua_State) -> c_int {
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}
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}
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// Does not call checkstack, uses 1 stack space
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// Does not call lua_checkstack, uses 1 stack space.
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pub unsafe fn main_state(state: *mut ffi::lua_State) -> *mut ffi::lua_State {
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ffi::lua_rawgeti(state, ffi::LUA_REGISTRYINDEX, ffi::LUA_RIDX_MAINTHREAD);
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let main_state = ffi::lua_tothread(state, -1);
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@ -420,12 +420,13 @@ pub unsafe fn push_wrapped_error(state: *mut ffi::lua_State, err: Error) {
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// Pops a WrappedError off of the top of the stack, if it is a WrappedError. If it is not a
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// WrappedError, returns None and does not pop anything. Uses 2 stack spaces and does not call
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// lua_checkstack
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// lua_checkstack.
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pub unsafe fn pop_wrapped_error(state: *mut ffi::lua_State) -> Option<Error> {
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if !is_wrapped_error(state, -1) {
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None
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} else {
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let err = &*get_userdata::<WrappedError>(state, -1);
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// We are assuming here that Error::clone() cannot panic.
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let err = err.0.clone();
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ffi::lua_pop(state, 1);
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Some(err)
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