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technic_cnc: Add group 'cracky'
Fixes a regression from ba2bdf836 where stone-like nodes could no longer be dug. New sanity check to avoid such issues in the future.
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@ -10,6 +10,7 @@ local function register_material(nodename, tiles_override, descr_override)
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end
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local groups = {
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cracky = ndef.groups.cracky,
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crumbly = ndef.groups.crumbly,
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choppy = ndef.groups.choppy,
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flammable = ndef.groups.flammable,
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@ -19,6 +20,12 @@ local function register_material(nodename, tiles_override, descr_override)
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oddly_breakable_by_hand = ndef.groups.oddly_breakable_by_hand,
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not_in_creative_inventory = 1,
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}
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local count = 0
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for _ in pairs(groups) do
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count = count + 1
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end
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assert(count >= 2, "Too few groups. node name=" .. nodename)
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local tiles = tiles_override or { ndef.tiles[#ndef.tiles] }
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assert(tiles and #tiles == 1, "Unknown tile format in node name=" .. nodename)
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