Configure linters and formatters in MegaLinter and as pre-commit hooks (#970)

* Add pre-commit

* Add default hooks

* Add more hooks

* Format

* Update

* Fix ruff

* Sort imports with ruff

* Add yaml hooks

* Configure yaml format

* Do not fail yamllint for indentation

* Add yaml linters back and remove redundant python linters

* Adjust yaml style

* Disable prettier

* Adjust comments

* Add line

* Rename yamllint config file

* Rename yamlfmt config file

* Remove pre-commit from requirements.txt

---------

Co-authored-by: Jochen Klein <[email protected]>

Author: vkucera

.mega-linter.yml

@@ -14,12 +14,14 @@ DISABLE_LINTERS:
   - BASH_EXEC
   - BASH_SHFMT
   - JSON_PRETTIER
+  - PYTHON_BLACK
+  - PYTHON_FLAKE8
+  - PYTHON_ISORT
   - REPOSITORY_DEVSKIM
   - REPOSITORY_GRYPE
   - REPOSITORY_KICS
   - REPOSITORY_SECRETLINT
   - REPOSITORY_TRIVY
-  - YAML_YAMLLINT
   - YAML_PRETTIER
   - YAML_V8R
 DISABLE_ERRORS_LINTERS: # If errors are found by these linters, they will be considered as non blocking.
@@ -34,5 +36,7 @@ FLAVOR_SUGGESTIONS: false # Don't show suggestions about different MegaLinter fl
 PYTHON_ISORT_CONFIG_FILE: pyproject.toml
 PYTHON_PYRIGHT_CONFIG_FILE: pyproject.toml
 PYTHON_RUFF_CONFIG_FILE: pyproject.toml
-CPP_CPPLINT_FILE_EXTENSIONS: [".C", ".c", ".c++", ".cc", ".cl", ".cpp", ".cu", ".cuh", ".cxx", ".cxx.in", ".h", ".h++", ".hh", ".h.in", ".hpp", ".hxx", ".inc", ".inl", ".macro"]
-CPP_CLANG_FORMAT_FILE_EXTENSIONS: [".C", ".c", ".c++", ".cc", ".cl", ".cpp", ".cu", ".cuh", ".cxx", ".cxx.in", ".h", ".h++", ".hh", ".h.in", ".hpp", ".hxx", ".inc", ".inl", ".macro"]
+CPP_CPPLINT_FILE_EXTENSIONS: [".C", ".c", ".c++", ".cc", ".cl", ".cpp", ".cu", ".cuh", ".cxx", ".cxx.in", ".h", ".h++", ".hh",
+  ".h.in", ".hpp", ".hxx", ".inc", ".inl", ".macro"]
+CPP_CLANG_FORMAT_FILE_EXTENSIONS: [".C", ".c", ".c++", ".cc", ".cl", ".cpp", ".cu", ".cuh", ".cxx", ".cxx.in", ".h", ".h++",
+  ".hh", ".h.in", ".hpp", ".hxx", ".inc", ".inl", ".macro"]

.pre-commit-config.yaml

@@ -0,0 +1,34 @@
+---
+# See https://pre-commit.com for more information
+# See https://pre-commit.com/hooks.html for more hooks
+
+repos:
+  - repo: https://github.com/pre-commit/pre-commit-hooks
+    rev: v5.0.0
+    hooks:
+      - id: trailing-whitespace
+      - id: end-of-file-fixer
+      - id: check-yaml
+      - id: check-added-large-files
+  - repo: https://github.com/astral-sh/ruff-pre-commit
+    rev: v0.9.2 # ruff version
+    hooks:
+      - id: ruff # linter
+        args: ["check", "--select", "I", "--fix"]
+      - id: ruff-format # formatter
+  - repo: https://github.com/asottile/pyupgrade
+    rev: v3.19.1
+    hooks:
+      - id: pyupgrade
+  - repo: https://github.com/shellcheck-py/shellcheck-py
+    rev: v0.10.0.1
+    hooks:
+      - id: shellcheck
+  - repo: https://github.com/google/yamlfmt
+    rev: v0.14.0
+    hooks:
+      - id: yamlfmt
+  - repo: https://github.com/adrienverge/yamllint
+    rev: v1.35.1
+    hooks:
+      - id: yamllint

.yamlfmt.yml

@@ -0,0 +1,15 @@
+---
+# yamlfmt configuration
+# Reference: https://github.com/google/yamlfmt/blob/main/docs/config-file.md#configuration-1
+
+formatter:
+  type: basic
+  indent: 2
+  include_document_start: true
+  line_ending: lf
+  retain_line_breaks_single: true
+  max_line_length: 120
+  drop_merge_tag: true
+  pad_line_comments: 1
+  trim_trailing_whitespace: true
+  eof_newline: true

.yamllint.yml

@@ -0,0 +1,15 @@
+---
+# yamllint configuration
+# Reference: https://yamllint.readthedocs.io/en/stable/rules.html
+
+extends: default
+rules:
+  line-length:
+    max: 120
+    level: warning
+  indentation:
+    spaces: 2
+    level: warning
+  comments:
+    require-starting-space: true
+    min-spaces-from-content: 1