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Fix the crash on selecting a bluprint book #43

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Fix the crash on selecting a bluprint book #43

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3d98d55
Update util.lua
kuxynator Sep 4, 2020
e707d37
Update changelog.txt
kuxynator Sep 4, 2020
0388373
Update info.json
kuxynator Sep 4, 2020
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6 changes: 6 additions & 0 deletions changelog.txt
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Original file line number Diff line number Diff line change
@@ -1,3 +1,9 @@
---------------------------------------------------------------------------------------------------
Version: 0.5.1
Date: 05. 09. 2020
Bugfixes:
- Fix crash on selecting new blueprint book

---------------------------------------------------------------------------------------------------
Version: 0.5.0
Date: 31. 01. 2020
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2 changes: 1 addition & 1 deletion info.json
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Original file line number Diff line number Diff line change
@@ -1,6 +1,6 @@
{
"name": "BlueprintExtensions",
"version": "0.5.0",
"version": "0.5.1",
"title": "Blueprint Extensions",
"author": "Dewin",
"contact": "https://github.com/dewiniaid/BlueprintExtensions",
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6 changes: 5 additions & 1 deletion util.lua
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Expand Up @@ -8,7 +8,11 @@ function Util.get_blueprint(bp)
return nil
end
if bp.is_blueprint_book and bp.active_index then
return Util.get_blueprint(bp.get_inventory(defines.inventory.item_main)[bp.active_index])
local inventory = bp.get_inventory(defines.inventory.item_main)
if inventory.get_item_count() == 0 then
return nil
end
return Util.get_blueprint(inventory[bp.active_index])
end
if bp.is_blueprint then
return bp
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