fix edge case for keyframe holes

rokit.toml

@@ -1,9 +1,6 @@
 [tools]
-rojo = "rojo-rbx/rojo@7.5.1"
+rojo = "rojo-rbx/rojo@7.6.1"
 wally = "UpliftGames/wally@0.3.2"
-stylua = "JohnnyMorganz/StyLua@2.1.0"
-luaulsp = "JohnnyMorganz/luau-lsp@1.56.0"
-
-# TODO: Create Lute type definitions & switch away from Lune
-# TODO: Do Lute FFI & Roblox package & switch away from Lune
-lune = "lune-org/lune@0.9.4"
+stylua = "JohnnyMorganz/StyLua@2.3.1"
+luaulsp = "JohnnyMorganz/luau-lsp@1.57.1"
+lune = "lune-org/lune@0.10.4"

src/animation_solver.luau

@@ -120,8 +120,8 @@ local function animation_solver(
 			local time_after = pose_time_after
 			local pointer = animation.keyframe_holes[index]
 				and animation.keyframe_holes[index][high + 1]
-			if pointer then
-				local right_pose_pointer = pointer[2]
+			local right_pose_pointer = pointer and pointer[2]
+			if right_pose_pointer then
 				right_pose = animation.keyframe_poses[right_pose_pointer][index]
 				time_after = keyframe_times[right_pose_pointer]
 			end

src/roblox/animation_asset.luau

@@ -10,7 +10,7 @@ export type PoseNode = {
 }
 
 --- [1] = previous keyframe index
---- [2] = next keyframe index
+--- [2] = (next keyframe index)?
 export type KeyframeHole = { number }
 export type Poses = { PoseNode }
 
@@ -124,22 +124,20 @@ function animation_asset.load_keyframe_sequence(
 				end
 				future_right[limb_index] = true
 
-				-- if this is nil, the limb does not have any future keyframes
-				if right_pointer then
-					local hole = {
-						left_pointer,
-						right_pointer,
-					}
-
-					local limb_holes = keframe_holes[limb_index]
-					if limb_holes == nil then
-						limb_holes = {}
-						keframe_holes[limb_index] = limb_holes
-					end
+				local hole = {
+					left_pointer,
+					right_pointer,
+				}
 
-					for fill_in = left_pointer + 1, right_pointer do
-						limb_holes[fill_in] = hole
-					end
+				local limb_holes = keframe_holes[limb_index]
+				if limb_holes == nil then
+					limb_holes = {}
+					keframe_holes[limb_index] = limb_holes
+				end
+
+				-- if left_pointer, the limb does not have any future keyframes
+				for fill_in = left_pointer + 1, (right_pointer or #keyframe_nodes) do
+					limb_holes[fill_in] = hole
 				end
 			end
 		end