summaryrefslogtreecommitdiffstats
path: root/pre_commit_hooks/check_ast.py
diff options
context:
space:
mode:
Diffstat (limited to 'pre_commit_hooks/check_ast.py')
-rw-r--r--pre_commit_hooks/check_ast.py33
1 files changed, 33 insertions, 0 deletions
diff --git a/pre_commit_hooks/check_ast.py b/pre_commit_hooks/check_ast.py
new file mode 100644
index 0000000..fdac361
--- /dev/null
+++ b/pre_commit_hooks/check_ast.py
@@ -0,0 +1,33 @@
+from __future__ import annotations
+
+import argparse
+import ast
+import platform
+import sys
+import traceback
+from typing import Sequence
+
+
+def main(argv: Sequence[str] | None = None) -> int:
+ parser = argparse.ArgumentParser()
+ parser.add_argument('filenames', nargs='*')
+ args = parser.parse_args(argv)
+
+ retval = 0
+ for filename in args.filenames:
+
+ try:
+ with open(filename, 'rb') as f:
+ ast.parse(f.read(), filename=filename)
+ except SyntaxError:
+ impl = platform.python_implementation()
+ version = sys.version.split()[0]
+ print(f'{filename}: failed parsing with {impl} {version}:')
+ tb = ' ' + traceback.format_exc().replace('\n', '\n ')
+ print(f'\n{tb}')
+ retval = 1
+ return retval
+
+
+if __name__ == '__main__':
+ raise SystemExit(main())