CI: Add pre-commit hook for `clang-tidy`

• Set to "manual" so it isn't invoked in normal workflow
• Modernize `.clang-tidy` file

.clang-tidy

@@ -1,45 +1,22 @@
 ---
-Checks: 'clang-diagnostic-*,clang-analyzer-*,-*,cppcoreguidelines-pro-type-member-init,modernize-redundant-void-arg,modernize-use-bool-literals,modernize-use-default-member-init,modernize-use-nullptr,readability-braces-around-statements,readability-redundant-member-init'
+Checks: >-
+  -*,
+  cppcoreguidelines-pro-type-member-init,
+  modernize-redundant-void-arg,
+  modernize-use-bool-literals,
+  modernize-use-default-member-init,
+  modernize-use-nullptr,
+  readability-braces-around-statements,
+  readability-redundant-member-init
 WarningsAsErrors: ''
-HeaderFilterRegex: ''
-FormatStyle: none
+HeaderFileExtensions: ['', h, hh, hpp, hxx, inc, glsl]
+ImplementationFileExtensions: [c, cc, cpp, cxx, m, mm, java]
+HeaderFilterRegex: (core|doc|drivers|editor|main|modules|platform|scene|servers|tests)/
+FormatStyle: file
 CheckOptions:
-  - key:             cert-dcl16-c.NewSuffixes
-    value:           'L;LL;LU;LLU'
-  - key:             cert-oop54-cpp.WarnOnlyIfThisHasSuspiciousField
-    value:           '0'
-  - key:             cppcoreguidelines-explicit-virtual-functions.IgnoreDestructors
-    value:           '1'
-  - key:             cppcoreguidelines-non-private-member-variables-in-classes.IgnoreClassesWithAllMemberVariablesBeingPublic
-    value:           '1'
-  - key:             cppcoreguidelines-pro-type-member-init.IgnoreArrays
-    value:           '1'
-  - key:             cppcoreguidelines-pro-type-member-init.UseAssignment
-    value:           '1'
-  - key:             google-readability-function-size.StatementThreshold
-    value:           '800'
-  - key:             google-readability-namespace-comments.ShortNamespaceLines
-    value:           '10'
-  - key:             google-readability-namespace-comments.SpacesBeforeComments
-    value:           '2'
-  - key:             modernize-loop-convert.MaxCopySize
-    value:           '16'
-  - key:             modernize-loop-convert.MinConfidence
-    value:           reasonable
-  - key:             modernize-loop-convert.NamingStyle
-    value:           CamelCase
-  - key:             modernize-pass-by-value.IncludeStyle
-    value:           llvm
-  - key:             modernize-replace-auto-ptr.IncludeStyle
-    value:           llvm
-  - key:             modernize-use-bool-literals.IgnoreMacros
-    value:           '0'
-  - key:             modernize-use-default-member-init.IgnoreMacros
-    value:           '0'
-  - key:             modernize-use-default-member-init.UseAssignment
-    value:           '1'
-  - key:             modernize-use-nullptr.NullMacros
-    value:           'NULL'
-  - key:             readability-braces-around-statements.ShortStatementLines
-    value:           '0'
+  cppcoreguidelines-pro-type-member-init.IgnoreArrays: true
+  cppcoreguidelines-pro-type-member-init.UseAssignment: true
+  modernize-use-bool-literals.IgnoreMacros: false
+  modernize-use-default-member-init.IgnoreMacros: false
+  modernize-use-default-member-init.UseAssignment: true
 ...

.pre-commit-config.yaml

@@ -20,6 +20,22 @@ repos:
             platform/android/java/lib/src/com/.*
           )
 
+  - repo: https://github.com/pocc/pre-commit-hooks
+    rev: v1.3.5
+    hooks:
+      - id: clang-tidy
+        files: \.(c|h|cpp|hpp|cc|hh|cxx|hxx|m|mm|inc|java|glsl)$
+        args: [--fix, --quiet, --use-color]
+        types_or: [text]
+        exclude: |
+          (?x)^(
+            tests/python_build/.*|
+            platform/android/java/lib/src/com/.*
+          )
+        additional_dependencies: [clang-tidy==18.1.1]
+        require_serial: true
+        stages: [manual] # Not automatically triggered, invoked via `pre-commit run --hook-stage manual clang-tidy`
+
   - repo: https://github.com/astral-sh/ruff-pre-commit
     rev: v0.4.4
     hooks:

misc/scripts/clang_tidy.sh

@@ -1,33 +0,0 @@
-#!/usr/bin/env bash
-
-# This script runs clang-tidy on all relevant files in the repo.
-# This is more thorough than clang-format and thus slower; it should only be run manually.
-
-set -uo pipefail
-
-# Loops through all code files tracked by Git.
-git ls-files -- '*.c' '*.h' '*.cpp' '*.hpp' '*.cc' '*.hh' '*.cxx' '*.m' '*.mm' '*.inc' '*.java' '*.glsl' \
-                ':!:.git/*' ':!:thirdparty/*' ':!:platform/android/java/lib/src/com/google/*' ':!:*-so_wrap.*' |
-while read -r f; do
-    # Run clang-tidy.
-    clang-tidy --quiet --fix "$f" &> /dev/null
-
-    # Run clang-format. This also fixes the output of clang-tidy.
-    clang-format --Wno-error=unknown -i "$f"
-done
-
-diff=$(git diff --color)
-
-# If no diff has been generated all is OK, clean up, and exit.
-if [ -z "$diff" ] ; then
-    printf "\e[1;32m*** Files in this commit comply with the clang-tidy style rules.\e[0m\n"
-    exit 0
-fi
-
-# A diff has been created, notify the user, clean up, and exit.
-printf "\n\e[1;33m*** The following changes must be made to comply with the formatting rules:\e[0m\n\n"
-# Perl commands replace trailing spaces with `·` and tabs with `<TAB>`.
-printf "%s\n" "$diff" | perl -pe 's/(.*[^ ])( +)(\e\[m)$/my $spaces="·" x length($2); sprintf("$1$spaces$3")/ge' | perl -pe 's/(.*[^\t])(\t+)(\e\[m)$/my $tabs="<TAB>" x length($2); sprintf("$1$tabs$3")/ge'
-
-printf "\n\e[1;91m*** Please fix your commit(s) with 'git commit --amend' or 'git rebase -i <hash>'\e[0m\n"
-exit 1