1 files changed, 93 insertions, 0 deletions
diff --git a/meson/run_mypy.py b/meson/run_mypy.py
new file mode 100755
index 000000000..906bfe39b
--- /dev/null
+++ b/meson/run_mypy.py
@@ -0,0 +1,93 @@
+#!/usr/bin/env python3
+
+from pathlib import Path
+import argparse
+import os
+import subprocess
+import sys
+import typing as T
+
+from mesonbuild.mesonlib import version_compare
+
+modules = [
+    # fully typed submodules
+    # 'mesonbuild/ast',
+    'mesonbuild/cmake',
+    'mesonbuild/compilers',
+    'mesonbuild/dependencies',
+    'mesonbuild/interpreterbase',
+    'mesonbuild/linkers',
+    'mesonbuild/scripts',
+    'mesonbuild/wrap',
+
+    # specific files
+    'mesonbuild/arglist.py',
+    # 'mesonbuild/coredata.py',
+    'mesonbuild/envconfig.py',
+    'mesonbuild/interpreter/interpreterobjects.py',
+    'mesonbuild/mcompile.py',
+    'mesonbuild/mdevenv.py',
+    'mesonbuild/mesonlib/platform.py',
+    'mesonbuild/mesonlib/universal.py',
+    'mesonbuild/minit.py',
+    'mesonbuild/minstall.py',
+    'mesonbuild/mintro.py',
+    'mesonbuild/mlog.py',
+    'mesonbuild/modules/fs.py',
+    'mesonbuild/modules/unstable_rust.py',
+    'mesonbuild/modules/qt.py',
+    'mesonbuild/mparser.py',
+    'mesonbuild/msetup.py',
+    'mesonbuild/mtest.py',
+    'mesonbuild/optinterpreter.py',
+    'mesonbuild/programs.py',
+
+    'run_custom_lint.py',
+    'run_mypy.py',
+    'run_project_tests.py',
+    'run_single_test.py',
+    'tools'
+]
+
+if os.name == 'posix':
+    modules.append('mesonbuild/mesonlib/posix.py')
+elif os.name == 'nt':
+    modules.append('mesonbuild/mesonlib/win32.py')
+
+def check_mypy() -> None:
+    try:
+        import mypy
+    except ImportError:
+        print('Failed import mypy')
+        sys.exit(1)
+    from mypy.version import __version__ as mypy_version
+    if not version_compare(mypy_version, '>=0.812'):
+        print('mypy >=0.812 is required, older versions report spurious errors')
+        sys.exit(1)
+
+def main() -> int:
+    check_mypy()
+
+    root = Path(__file__).absolute().parent
+    args = []  # type: T.List[str]
+
+    parser = argparse.ArgumentParser(description='Process some integers.')
+    parser.add_argument('-p', '--pretty', action='store_true', help='pretty print mypy errors')
+    parser.add_argument('-C', '--clear', action='store_true', help='clear the terminal before running mypy')
+
+    opts = parser.parse_args()
+    if opts.pretty:
+        args.append('--pretty')
+
+    if opts.clear:
+        print('\x1bc', end='', flush=True)
+
+    print('Running mypy (this can take some time) ...')
+    p = subprocess.run(
+        [sys.executable, '-m', 'mypy'] + args + modules,
+        cwd=root,
+    )
+    return p.returncode
+
+if __name__ == '__main__':
+    sys.exit(main())