pw_presubmit: Add ability to inject CodeFormats into presubmit_checks

Change-Id: Id3111180e957efd42fd7246d09b9d237fc387998
Reviewed-on: https://pigweed-review.googlesource.com/c/pigweed/pigweed/+/105180
Reviewed-by: Wyatt Hepler <hepler@google.com>
Commit-Queue: Tim Laurence <timlaurence@google.com>

pw_presubmit/py/pw_presubmit/format_code.py

@@ -392,15 +392,18 @@ def check_code_format(ctx: pw_presubmit.PresubmitContext):
 
 
 def presubmit_checks(
-    *, exclude: Collection[Union[str,
-                                 Pattern[str]]] = ()) -> Tuple[Callable, ...]:
+    *,
+    exclude: Collection[Union[str, Pattern[str]]] = (),
+    code_formats: Collection[CodeFormat] = CODE_FORMATS
+) -> Tuple[Callable, ...]:
     """Returns a tuple with all supported code format presubmit checks.
 
     Args:
       exclude: Additional exclusion regexes to apply.
+      code_formats: A list of CodeFormat objects to run checks with.
     """
 
-    return tuple(presubmit_check(fmt, exclude=exclude) for fmt in CODE_FORMATS)
+    return tuple(presubmit_check(fmt, exclude=exclude) for fmt in code_formats)
 
 
 class CodeFormatter: