From 3a5223034dacda5b3500ae2fc3e06523dc0926cc Mon Sep 17 00:00:00 2001
From: James Newling <james.newling@gmail.com>
Date: Fri, 10 Jan 2025 11:07:39 -0800
Subject: [PATCH] add file

---
 .pre-commit-config.yaml | 117 ++++++++++++++++++++++++++++++++++++++++
 1 file changed, 117 insertions(+)
 create mode 100644 .pre-commit-config.yaml

diff --git a/.pre-commit-config.yaml b/.pre-commit-config.yaml
new file mode 100644
index 000000000..efc1b6372
--- /dev/null
+++ b/.pre-commit-config.yaml
@@ -0,0 +1,117 @@
+# Pre-commit (https://pre-commit.com) configuration for assorted lint checks.
+#
+# See https://pre-commit.com/hooks.html for more hooks.
+
+exclude: "third_party/"
+
+repos:
+  - repo: https://github.com/pre-commit/pre-commit-hooks
+    rev: v3.2.0
+    hooks:
+      - id: check-merge-conflict
+
+      - id: check-yaml
+        # * Extensions can't be included in the mkdocs schema, so skip checking
+        #   https://github.com/squidfunk/mkdocs-material/issues/6378
+        # * clang-format files use `---` to split for multiple languages,
+        #   resulting in errors like `expected a single document in the stream`
+        exclude: "mkdocs.yml|.clang-format"
+
+      - id: end-of-file-fixer
+        exclude_types: ["image", "jupyter"]
+
+      - id: trailing-whitespace
+        exclude_types: ["image", "jupyter"]
+
+  - repo: https://github.com/psf/black
+    rev: 23.3.0
+    hooks:
+      - id: black
+        name: Run Black to format Python files
+
+  - repo: https://github.com/pre-commit/mirrors-clang-format
+    # Loosely track the most recent versions in
+    #   * Runner images: https://github.com/actions/runner-images/
+    #   * Editor extensions: https://github.com/microsoft/vscode-cpptools
+    rev: v18.1.3
+    hooks:
+      - id: clang-format
+        name: Run clang-format on C/C++/etc. files
+        exclude_types: ["jupyter"]
+
+  - repo: https://github.com/igorshubovych/markdownlint-cli
+    rev: v0.41.0
+    hooks:
+      - id: markdownlint
+        name: Run markdownlint on .md files
+        args: ["--config", "docs/.markdownlint.yml"]
+        files: "docs/website/.*.md"
+        exclude: "mlir-dialects/!(index).md"
+
+  - repo: https://github.com/Lucas-C/pre-commit-hooks
+    rev: v1.5.5
+    hooks:
+      - id: forbid-tabs
+        exclude: ".gitmodules|Makefile"
+
+  - repo: https://github.com/jlebar/pre-commit-hooks.git
+    rev: f2d115a052860b09b2888b4f104be614bf3b4779
+    hooks:
+      - id: do-not-submit
+
+  - repo: local
+    hooks:
+      - id: buildifier
+        name: Run buildifier
+        entry: buildifier
+        language: golang
+        # Pinned to v7.1.2, but of course we can't use a tag because semver
+        # and "go install" just don't work together???
+        # This makes absolutely no sense and the maintainers have no intention
+        # of improving it or at least explaining it as hundreds of developers
+        # search for basic support: https://github.com/golang/go/issues/35732.
+        # Docs are technically at https://go.dev/ref/mod#go-install ¯\_(ツ)_/¯
+        additional_dependencies:
+          [
+            "github.com/bazelbuild/buildtools/buildifier@1429e15ae755a6762d0edf9198062dc6ed04408d",
+          ]
+        files: '^(.*/)?(BUILD\.bazel|BUILD|WORKSPACE|WORKSPACE\.bazel|WORKSPACE\.bzlmod|MODULE\.bazel)$|\.BUILD$|\.bzl$'
+        # Pin the language version so other system version are _not_ used.
+        # Older go versions used different syntax for "go install" (which is
+        # apparently different from "go get" and "go build"), so for this to
+        # work reliably at all we need to ensure at least some minimum. Syntax
+        # probably changed again in a future version, whatever.
+        language_version: "1.16"
+
+      # Convert BUILD.bazel files to CMakeLists.txt files in two passes to
+      # avoid potential race conditions.
+      # Note: this passes file names to the tool. The tool can also be run
+      # manually with no arguments specified to walk directories on its own.
+      # Keep the top level directories here in sync with .bazel_to_cmake.cfg.py.
+      - id: bazel_to_cmake_1
+        name: Run bazel_to_cmake.py on BUILD.bazel files
+        language: python
+        entry: ./build_tools/bazel_to_cmake/bazel_to_cmake.py
+        files: '^(compiler|runtime|samples|tests|tools)/(.*/)?(BUILD\.bazel)$'
+      - id: bazel_to_cmake_2
+        name: Run bazel_to_cmake.py on CMakeLists.txt files
+        language: python
+        entry: ./build_tools/bazel_to_cmake/bazel_to_cmake.py
+        files: "^(compiler|runtime|samples|tests|tools)/(.*/)?(CMakeLists.txt)$"
+
+      - id: check_path_lengths
+        name: Check for excessively long path lengths
+        language: fail
+        entry: Path lengths relative to the root should be < 75 characters (run ./build_tools/scripts/check_path_lengths.py for detailed output)
+        # The regex includes/excludes here should roughly match the behavior of
+        # the check_path_lengths.py script.
+        files: '^compiler/.{66,}/\w+\.'
+        exclude: "test/"
+
+      - id: build_file_names
+        name: Check Bazel file names
+        entry: Files should be named BUILD.bazel instead of BUILD
+        language: fail
+        files: "BUILD$"
+
+    # TODO(scotttodd): mypy type checking for Python (https://mypy-lang.org/)