Identify root nodes by other means

Can't believe I was building a list of root node names - haskell,
  program, module, these kinds of things, each language having its own
  - when we can already easily tell when a node is a root node,
    l0lz. So now we just do that.

lua/treewalker/nodes.lua

@@ -7,14 +7,8 @@ local TARGET_BLACKLIST_TYPE_MATCHERS = {
 }
 
 local HIGHLIGHT_BLACKLIST_TYPE_MATCHERS = {
-  "module", -- python
-  "chunk", -- lua
-  "body", -- ruby
-  "block", -- ruby
-  "program", -- ruby
-  "haskell", -- guess which language starts their module tree with this node
-  "translation_unit", -- c module
-  "source_file", -- rust
+  "body",
+  "block",
 }
 
 
@@ -32,16 +26,28 @@ local function is_matched_in(node, matchers)
   return false
 end
 
+---@param node TSNode
+---@return boolean
+local function is_root_node(node)
+  return node:parent() == nil
+end
+
 ---@param node TSNode
 ---@return boolean
 function M.is_jump_target(node)
-  return not is_matched_in(node, TARGET_BLACKLIST_TYPE_MATCHERS)
+  return
+      true
+      and not is_matched_in(node, TARGET_BLACKLIST_TYPE_MATCHERS)
+      and not is_root_node(node)
 end
 
 ---@param node TSNode
 ---@return boolean
 function M.is_highlight_target(node)
-  return not is_matched_in(node, HIGHLIGHT_BLACKLIST_TYPE_MATCHERS)
+  return
+      true
+      and not is_matched_in(node, HIGHLIGHT_BLACKLIST_TYPE_MATCHERS)
+      and not is_root_node(node)
 end
 
 ---Do the nodes have the same starting point

tests/fixtures/python.py

@@ -1,3 +1,5 @@
+from functools import wraps
+
 class Person:
     def __init__(self, name):
         self.name = name
@@ -22,6 +24,17 @@ def __init__(self, make, model, year):
     def display_info(self):
         print(f"Make: {self.make}, Model: {self.model}, Year: {self.year}")
 
+
+def random_annotation(func):
+    @wraps(func)
+    def wrapper(*args, **kwargs):
+        # Perform some task related to randomness
+        print("Random thing happening")
+        return func(*args, **kwargs)
+    return wrapper
+
+
+@random_annotation
 def main():
     """
     This function demonstrates a nested structure.