feat: Add static type checking (#9)

dinispeixoto · web-flow · commit 1dad052af183 · 2021-01-06T16:13:04.000Z
diff --git a/DEPENDENCIES.md b/DEPENDENCIES.md
@@ -8,4 +8,5 @@
 | [isort](https://pypi.org/project/isort/) | 4.3.21 | MIT License (MIT) | Makefile | dev | Python imports organizer |
 | [pytest](https://pypi.org/project/pytest/) | 5.3.2 | MIT License (MIT license) | Makefile | dev | Python tests framework |
 | [twine](https://pypi.org/project/twine/) | 3.2.0 | Apache Software License | Makefile | dev | Python publishing tool |
-| [wheel](https://pypi.org/project/wheel/) | 0.35.1 | MIT License (MIT license) | Makefile | dev |  Python packager |
+| [wheel](https://pypi.org/project/wheel/) | 0.35.1 | MIT License (MIT license) | Makefile | dev |  Python packager |
+| [mypy](https://pypi.org/project/mypy/) | 0.790 | MIT License (MIT license) | Makefile | dev | Optional static type checker |
diff --git a/Makefile b/Makefile
@@ -51,14 +51,17 @@ format:
 	@pipenv run isort -rc .
 	@pipenv run black .
 
-validate: validate-formating lint
+validate: validate-formating lint static-type-check
 
 validate-formating: 
 	@pipenv run black --check --diff .
 
 lint:
 	@pipenv run flake8 --count	
 
+static-type-check:
+	@pipenv run mypy .
+
 clean: clean-pyc clean-build
 
 clean-pyc:
diff --git a/Pipfile b/Pipfile
@@ -13,6 +13,7 @@ flit = "==3.0.0"
 twine = "==3.2.0"
 wheel = "==0.35.1"
 bump2version = "==1.0.1"
+mypy = "==0.790"
 
 [packages]
 
diff --git a/Pipfile.lock b/Pipfile.lock
diff --git a/setup.cfg b/setup.cfg
@@ -15,3 +15,6 @@ per-file-ignores =
 
 [tool:pytest]
 addopts = -vv
+
+[mypy-setuptools.*]
+ignore_missing_imports = True
diff --git a/setup.py b/setup.py
@@ -1,7 +1,8 @@
+from typing import List
 from setuptools import find_packages, setup
 
 package_name = "checkarg"
-requirements = []
+requirements: List[str] = []
 setup_requirements = ["pytest-runner", "wheel"]
 test_requirements = ["flake8==3.7.8", "pytest==5.2.0", "pytest-cov==2.8.1"]
 
