1 files changed, 24 insertions, 0 deletions
diff --git a/pre_commit_hooks/check_toml.py b/pre_commit_hooks/check_toml.py
new file mode 100644
index 0000000..f623e68
--- /dev/null
+++ b/pre_commit_hooks/check_toml.py
@@ -0,0 +1,24 @@
+import argparse
+from typing import Optional
+from typing import Sequence
+
+import toml
+
+
+def main(argv: Optional[Sequence[str]] = None) -> int:
+    parser = argparse.ArgumentParser()
+    parser.add_argument('filenames', nargs='*', help='Filenames to check.')
+    args = parser.parse_args(argv)
+
+    retval = 0
+    for filename in args.filenames:
+        try:
+            toml.load(filename)
+        except toml.TomlDecodeError as exc:
+            print(f'{filename}: {exc}')
+            retval = 1
+    return retval
+
+
+if __name__ == '__main__':
+    raise SystemExit(main())