From 9642bd16922b288c81dee25f17373466ae6888c4 Mon Sep 17 00:00:00 2001
From: Determinant <ted.sybil@gmail.com>
Date: Mon, 22 Feb 2016 12:10:35 +0800
Subject: clean up obsolete files

---
 nerv/nn/layer_repo.lua | 3 +++
 1 file changed, 3 insertions(+)

(limited to 'nerv/nn/layer_repo.lua')

diff --git a/nerv/nn/layer_repo.lua b/nerv/nn/layer_repo.lua
index 2f8de08..3d3a79f 100644
--- a/nerv/nn/layer_repo.lua
+++ b/nerv/nn/layer_repo.lua
@@ -9,6 +9,9 @@ function LayerRepo:add_layers(layer_spec, param_repo, global_conf)
     local layers = self.layers
     for ltype, llist in pairs(layer_spec) do
         local layer_type = nerv.get_type(ltype)
+        if layer_type == nil then
+            nerv.error('layer type `%s` not found', ltype)
+        end
         for id, spec in pairs(llist) do
             if layers[id] ~= nil then
                 nerv.error("a layer with id %s already exists", id)
-- 
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