fix: adapt to Neovim 0.12 match node lists

plugin/hmts.lua

@@ -117,14 +117,31 @@ local function find_filename_in_parent_node(path_node, bufnr)
 	end
 end
 
+--- Neovim 0.12 dropped the `all = false` directive mode, so `match[capture]` is now
+--- always a list of nodes instead of a single node. Resolve to the actual node.
+---@param captured TSNode|TSNode[]|nil
+---@return TSNode|nil
+local is_list = vim.islist or vim.tbl_islist
+
+local function resolve_node(captured)
+	if is_list(captured) then
+		return captured[#captured]
+	end
+	return captured
+end
+
 --- Checks if the given capture is located at the end of the given nix path. Every node can be matched by a regex.
 ---@param match table<string, TSNode>
 ---@param _ string
 ---@param bufnr integer
 ---@param predicate string[]
 ---@return boolean
 local function hmts_path_handler(match, _, bufnr, predicate)
-	local node = match[predicate[2]]:parent()
+	local capture = resolve_node(match[predicate[2]])
+	if capture == nil then
+		return false
+	end
+	local node = capture:parent()
 	local target_path = vim.list_slice(predicate, 3, nil)
 
 	while node do
@@ -152,7 +169,10 @@ end
 ---@param predicate string[]
 ---@param metadata table<string, string>
 local function hmts_inject_handler(match, _, bufnr, predicate, metadata)
-	local path_node = match[predicate[2]]
+	local path_node = resolve_node(match[predicate[2]])
+	if path_node == nil then
+		return
+	end
 	local filename = find_filename_in_parent_node(path_node, bufnr)
 	local alias = vim.filetype.match({ filename = filename })