From ef97c273dbd28b1cf6e8aa80c4204d24dd3887eb Mon Sep 17 00:00:00 2001
From: Gouvernathor <44340603+Gouvernathor@users.noreply.github.com>
Date: Mon, 1 Apr 2024 22:05:24 +0200
Subject: [PATCH] Linting dynamic

(cherry picked from commit 60244e258abbc5cc364a7f7e3aea4ddd4bddc82f)
---
 game/scripts/cds.rpy | 15 +++++++++++++++
 1 file changed, 15 insertions(+)

diff --git a/game/scripts/cds.rpy b/game/scripts/cds.rpy
index 74e84582..76c09dc4 100644
--- a/game/scripts/cds.rpy
+++ b/game/scripts/cds.rpy
@@ -1,5 +1,14 @@
 python early hide:
     import inspect
+
+    try:
+        from renpy.lint import python_builtins, renpy_builtins
+    except ImportError:
+        import builtins
+        python_builtins = set(dir(builtins))
+        del builtins
+        renpy_builtins = set()
+
     __register_params = frozenset(inspect.signature(renpy.register_statement).parameters).difference({"name", "parse"})
     def register_decorator(cls):
         """
@@ -54,6 +63,12 @@ python early hide:
             evaled = {n: eval(e) for n, e in self.items()}
             renpy.dynamic(**evaled)
 
+        def lint(self):
+            for domain, st in (("Python", python_builtins), ("Ren'Py", renpy_builtins)):
+                inter = st.intersection(self)
+                if inter:
+                    renpy.error(f"Dynamic statement redefines one or several {domain} builtins: {', '.join(map(repr, inter))}")
+
     @register_decorator
     class chibi:
         @staticmethod