chore: remove type error comments, fix types in ts module

lua/neorg/modules/core/integrations/treesitter/module.lua

@@ -392,15 +392,15 @@ module.public = {
         local range1 = module.public.node_to_lsp_range(node1)
         local range2 = module.public.node_to_lsp_range(node2)
 
-        local text1 = module.public.get_node_text(node1, bufnr)
-        local text2 = module.public.get_node_text(node2, bufnr)
+        local _text1 = module.public.get_node_text(node1, bufnr)
+        local _text2 = module.public.get_node_text(node2, bufnr)
 
-        if not text1 or not text2 then
+        if not _text1 or not _text2 then
             return
         end
 
-        text1 = vim.split(text1, "\n")
-        text2 = vim.split(text2, "\n")
+        local text1 = vim.split(_text1, "\n")
+        local text2 = vim.split(_text2, "\n")
 
         ---remove trailing blank lines from the text, and update the corresponding range appropriately
         ---@param text string[]
@@ -468,6 +468,7 @@ module.public = {
     end,
 
     --- Returns the first node of given type if present
+    ---@deprecated use get_first_node_recursive instead
     ---@param type string #The type of node to search for
     ---@param buf number #The buffer to search in
     ---@param parent userdata #The node to start searching in
@@ -489,14 +490,16 @@ module.public = {
         end
 
         vim.treesitter.get_parser(buf, "norg"):for_each_tree(function(tree)
+            -- FIXME: this return value doesn't do what the original author thinks it does
             -- Iterate over all top-level children and attempt to find a match
             return iterate(tree:root()) ---@diagnostic disable-line -- TODO: type error workaround <pysan3>
         end)
     end,
     --- Recursively attempts to locate a node of a given type
     ---@param type string #The type of node to look for
-    ---@param opts table #A table of two options: `buf` and `ft`, for the buffer and format respectively
-    ---@return any ---@diagnostic disable-line -- TODO: type error workaround <pysan3>
+    ---@param opts {buf: number?, ft: string?, parent: TSNode?} # Buffer, filetype (for TS parsing),
+    ---parent, defaults to root node
+    ---@return TSNode?
     get_first_node_recursive = function(type, opts)
         opts = opts or {}
         local result
@@ -519,11 +522,13 @@ module.public = {
                 root = tree:root()
             end
 
+            if not root then return end
+
             --- Recursively searches for a node of a given type
             ---@param node TSNode #The starting point for the search
             local function descend(node)
                 -- Iterate over all children of the node and try to match their type
-                for child, _ in node:iter_children() do ---@diagnostic disable-line -- TODO: type error workaround <pysan3>
+                for child, _ in node:iter_children() do
                     if child:type() == type then
                         return child
                     else
@@ -543,6 +548,7 @@ module.public = {
 
         return result
     end,
+
     --- Given a node this function will break down the AST elements and return the corresponding text for certain nodes
     --- @param tag_node TSNode - a node of type tag/carryover_tag
     --- @param throw boolean - when true, throw an error instead of logging and returning on failure
@@ -576,12 +582,12 @@ module.public = {
                 end
             elseif child:type() == "tag_name" then
                 -- If we're dealing with the tag name then append the text of the tag_name node to this table
-                table.insert(resulting_name, vim.split(module.public.get_node_text(child), "\n")[1]) ---@diagnostic disable-line -- TODO: type error workaround <pysan3>
+                table.insert(resulting_name, vim.split(module.public.get_node_text(child), "\n")[1])
             elseif child:type() == "tag_parameters" then
-                table.insert(params, vim.split(module.public.get_node_text(child), "\n")[1]) ---@diagnostic disable-line -- TODO: type error workaround <pysan3>
+                table.insert(params, vim.split(module.public.get_node_text(child), "\n")[1])
             elseif child:type() == "ranged_verbatim_tag_content" then
                 -- If we're dealing with tag content then retrieve that content
-                content = vim.split(module.public.get_node_text(child), "\n") ---@diagnostic disable-line -- TODO: type error workaround <pysan3>
+                content = vim.split(module.public.get_node_text(child), "\n")
                 _, content_start_column = child:range()
             end
         end
@@ -618,8 +624,8 @@ module.public = {
             ["end"] = { row = end_row, column = end_column },
         }
     end,
-    --- Gets the range of a given node
-    ---@param node userdata #The node to get the range of
+    --- Gets the range of the given node
+    ---@param node TSNode
     ---@return { row_start: number, column_start: number, row_end: number, column_end: number } range
     get_node_range = function(node)
         if not node then
@@ -636,7 +642,7 @@ module.public = {
             local _, _, ere, ece = node[#node]:range()
             return brs, bcs, ere, ece
         end, function()
-            local a, b, c, d = node:range() ---@diagnostic disable-line -- TODO: type error workaround <pysan3>
+            local a, b, c, d = node:range()
             return a, b, c, d
         end)
 
@@ -669,29 +675,31 @@ module.public = {
 
         return tree:root()
     end,
+
     --- Attempts to find a parent of a node recursively
-    ---@param node userdata #The node to start at
+    ---@param node TSNode #The node to start at
     ---@param types table|string #If `types` is a table, this function will attempt to match any of the types present in the table.
     -- If the type is a string, the function will attempt to pattern match the `types` value with the node type.
     find_parent = function(node, types)
+        ---@type TSNode?
         local _node = node
 
         while _node do
             if type(types) == "string" then
-                if _node:type():match(types) then ---@diagnostic disable-line -- TODO: type error workaround <pysan3>
+                if _node:type():match(types) then
                     return _node
                 end
-            elseif vim.tbl_contains(types, _node:type()) then ---@diagnostic disable-line -- TODO: type error workaround <pysan3>
+            elseif vim.tbl_contains(types, _node:type()) then
                 return _node
             end
 
-            _node = _node:parent() ---@diagnostic disable-line -- TODO: type error workaround <pysan3>
+            _node = _node:parent()
         end
     end,
+
     --- Retrieves the first node at a specific line
     ---@param buf number #The buffer to search in (0 for current)
-    ---@param line number #The line number (0-indexed) to get the node from
-    -- the same line as `line`.
+    ---@param line number #The line number (0-indexed) to get the node from the same line as `line`.
     ---@param stop_type string|table? #Don't recurse to the provided type(s)
     ---@return TSNode|nil #The first node on `line`
     get_first_node_on_line = function(buf, line, stop_type)
@@ -708,7 +716,7 @@ module.public = {
         local first_char = (vim.api.nvim_buf_get_lines(buf, line, line + 1, true)[1] or ""):match("^(%s+)[^%s]")
         first_char = first_char and first_char:len() or 0
 
-        local descendant = document_root:descendant_for_range(line, first_char, line, first_char + 1) ---@diagnostic disable-line -- TODO: type error workaround <pysan3>
+        local descendant = document_root:descendant_for_range(line, first_char, line, first_char + 1)
 
         if not descendant then
             return
@@ -725,6 +733,8 @@ module.public = {
                 break
             end
 
+            if not parent then return end
+
             descendant = parent
         end
 
@@ -870,6 +880,7 @@ module.public = {
 
         return result
     end,
+
     --- Parses a query and automatically executes it for Norg
     ---@param query_string string #The query string
     ---@param callback function #The callback to execute with all values returned by