feat(hot-reload): Complete Phase 2 refactor and document UI delegation pattern

2026-05-16 04:11:00 -04:00
parent 607aeaf2d2
commit 4e153fb436
6 changed files with 4206 additions and 3861 deletions
@@ -0,0 +1,63 @@
+from __future__ import annotations
+import ast
+import sys
+import re
+
+def transform_file(file_path: str) -> None:
+ """Refactors App._render_xxx methods to module-level functions."""
+ with open(file_path, "r", encoding="utf-8") as f:
+  lines = f.read().splitlines()
+ tree = ast.parse("\n".join(lines))
+ app_class = next((n for n in tree.body if isinstance(n, ast.ClassDef) and n.name == "App"), None)
+ if not app_class: return
+ render_methods = [
+  m for m in app_class.body
+  if isinstance(m, ast.FunctionDef) and m.name.startswith("_render_") and m.name != "_render_window_if_open"
+ ]
+ render_names = {m.name for m in render_methods}
+ render_methods.sort(key=lambda x: x.lineno, reverse=True)
+ extracted = []
+ for m in render_methods:
+  s_idx = m.lineno - 1
+  e_idx = m.end_lineno
+  if m.decorator_list: s_idx = m.decorator_list[0].lineno - 1
+  m_lines = lines[s_idx:e_idx]
+  func_name = m.name.lstrip("_")
+  processed = []
+  for l in m_lines:
+   processed.append(l[1:] if l.startswith(" ") else l)
+  def_line_idx = next((i for i, l in enumerate(processed) if l.strip().startswith("def ")), -1)
+  if def_line_idx != -1:
+   l = processed[def_line_idx]
+   l = l.replace(f"def {m.name}(", f"def {func_name}(", 1)
+   l = re.sub(r"\bself\b", "app: App", l, count=1)
+   processed[def_line_idx] = l
+  for i in range(def_line_idx + 1, len(processed)):
+   for m_name in render_names:
+    t_func = m_name.lstrip("_")
+    # Replace self._render_xxx( with render_xxx(app, 
+    # then fix up (app, ) if it was empty.
+    processed[i] = processed[i].replace(f"self.{m_name}(", f"{t_func}(app, ")
+    processed[i] = processed[i].replace(f"(app, )", "(app)")
+   processed[i] = re.sub(r"(?<![a-zA-Z0-9_])self\.", "app.", processed[i])
+   processed[i] = re.sub(r"(?<![a-zA-Z0-9_])self(?![a-zA-Z0-9_:])", "app", processed[i])
+  extracted.append("\n".join(processed))
+  arg_names = [a.arg for a in m.args.args if a.arg != "self"]
+  kw_names = [a.arg for a in m.args.kwonlyargs]
+  call_args = ["self"] + arg_names + [f"{k}={k}" for k in kw_names]
+  orig_def_line = m_lines[0]
+  if m.decorator_list:
+   for l in m_lines:
+    if l.strip().startswith("def "):
+     orig_def_line = l
+     break
+  wrapper = [orig_def_line, f"  {func_name}({', '.join(call_args)})"]
+  lines[s_idx:e_idx] = wrapper
+ extracted.reverse()
+ final = "\n".join(lines) + "\n\n" + "\n\n".join(extracted) + "\n"
+ with open(file_path, "w", encoding="utf-8") as f:
+  f.write(final)
+ print(f"Transformed {file_path}")
+
+if __name__ == "__main__":
+ if len(sys.argv) > 1: transform_file(sys.argv[1])