[buildstream-plugins] 37/49: tox.ini: Adding mypy static type checking

[tv...@apache.org]

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tvb pushed a commit to branch master
in repository https://gitbox.apache.org/repos/asf/buildstream-plugins.git

commit 1ba6cc3d467b5d8cd6023d23054a09970320d5ce
Author: Tristan van Berkom <tr...@codethink.co.uk>
AuthorDate: Thu Mar 24 15:04:48 2022 +0900

    tox.ini: Adding mypy static type checking
---
 requirements/mypy-requirements.txt |  7 +++++++
 setup.cfg                          | 10 ++++++++++
 tox.ini                            | 18 ++++++++++++++++++
 3 files changed, 35 insertions(+)

diff --git a/requirements/mypy-requirements.txt b/requirements/mypy-requirements.txt
new file mode 100644
index 0000000..20378a3
--- /dev/null
+++ b/requirements/mypy-requirements.txt
@@ -0,0 +1,7 @@
+# Additional requirements for running mypy
+
+# For cargo plugin
+types-toml
+
+# For docker plugin
+types-requests
diff --git a/setup.cfg b/setup.cfg
index 2796004..8058ebb 100644
--- a/setup.cfg
+++ b/setup.cfg
@@ -10,3 +10,13 @@ markers =
     datafiles: share datafiles in tests
 env =
     D:BST_TEST_SUITE=True
+
+[mypy]
+files = src
+warn_unused_configs = True
+warn_no_return = True
+
+# Ignore missing stubs for third-party packages.
+# In future, these should be re-enabled if/when stubs for them become available.
+[mypy-copyreg,grpc,pluginbase,psutil,pyroaring,ruamel,multiprocessing.forkserver]
+ignore_missing_imports=True
diff --git a/tox.ini b/tox.ini
index 44e0d0c..840c174 100644
--- a/tox.ini
+++ b/tox.ini
@@ -82,6 +82,24 @@ commands_pre =
 commands =
     pylint {posargs: buildstream_plugins tests setup.py}
 
+#
+# Running static type checkers
+#
+[testenv:mypy]
+skip_install = True
+commands =
+    mypy {posargs}
+deps =
+    mypy==0.910
+    types-protobuf
+    types-python-dateutil
+    types-setuptools
+    types-ujson
+    -rrequirements/plugin-requirements.txt
+    -rrequirements/test-requirements.txt
+    -rrequirements/mypy-requirements.txt
+    git+https://github.com/apache/buildstream@{env:BST_VERSION}
+
 #
 # Building documentation
 #