Add .editorconfig pre-commit check (#205)

.editorconfig

@@ -0,0 +1,17 @@
+root = True
+
+[*]
+end_of_line = lf
+insert_final_newline = True
+indent_style = space
+indent_size = 4
+trim_trailing_whitespace = True
+
+[*.py]
+charset = utf-8
+
+[*.{yml,yaml,md,toml}]
+indent_size = 2
+
+[Makefile]
+indent_style = tab

.github/workflows/ci.yaml

@@ -5,6 +5,11 @@ on:
       - main
   pull_request:
 
+# https://docs.github.com/en/actions/using-workflows/workflow-syntax-for-github-actions#concurrency
+concurrency:
+  group: ${{ github.workflow }}-${{ github.head_ref || github.run_id }}
+  cancel-in-progress: true
+
 jobs:
   lint:
     name: Static analysis

.pre-commit-config.yaml

@@ -2,55 +2,62 @@ default_language_version:
   python: python3.10
 repos:
   - repo: https://github.com/pre-commit/pre-commit-hooks
-    rev: v4.1.0
+    rev: "v4.1.0"
     hooks:
       - id: check-case-conflict
       - id: check-merge-conflict
       - id: end-of-file-fixer
       - id: trailing-whitespace
       - id: debug-statements
       - id: detect-private-key
+  - repo: https://github.com/editorconfig-checker/editorconfig-checker.python
+    rev: "2.4.0"
+    hooks:
+      - id: editorconfig-checker
+        alias: ec
+        args:
+          - -disable-indent-size
   - repo: https://github.com/asottile/pyupgrade
-    rev: v2.31.1
+    rev: "v2.31.1"
     hooks:
       - id: pyupgrade
         args:
           - --py37-plus
   - repo: https://github.com/myint/autoflake
-    rev: v1.4
+    rev: "v1.4"
     hooks:
       - id: autoflake
         args:
           - --in-place
           - --remove-all-unused-imports
           - --ignore-init-module-imports
   - repo: https://github.com/pycqa/isort
-    rev: 5.10.1
+    rev: "5.10.1"
     hooks:
       - id: isort
   - repo: https://github.com/psf/black
-    rev: 22.3.0
+    rev: "22.3.0"
     hooks:
       - id: black
   - repo: https://github.com/asottile/blacken-docs
-    rev: v1.12.1
+    rev: "v1.12.1"
     hooks:
       - id: blacken-docs
-        additional_dependencies: ["black==22.1.0"]
+        additional_dependencies: ["black==22.3.0"]
   - repo: https://gitlab.com/pycqa/flake8
-    rev: 3.9.2
+    rev: "3.9.2"
     hooks:
       - id: flake8
         additional_dependencies:
           - flake8-bugbear
           - flake8-comprehensions
           - flake8-tidy-imports
   - repo: https://github.com/sirosen/check-jsonschema
-    rev: 0.14.2
+    rev: "0.14.2"
     hooks:
       - id: check-github-workflows
   - repo: https://github.com/pre-commit/mirrors-mypy
-    rev: v0.942
+    rev: "v0.942"
     hooks:
       - id: mypy
         args: []

MANIFEST.in

@@ -1,4 +1,5 @@
 exclude Makefile
+exclude .editorconfig
 recursive-exclude docs *
 recursive-exclude examples *
 recursive-exclude .github *

setup.cfg

@@ -101,6 +101,6 @@ branch = True
 skip_covered = True
 show_missing = True
 exclude_lines =
-  pragma: no cover
-  # ignore non-implementations
-  ^\s*\.\.\.
+    pragma: no cover
+    # ignore non-implementations
+    ^\s*\.\.\.