Adding upstream version 2.8.3.upstream/2.8.3upstream

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>

1 files changed, 16 insertions, 0 deletions

diff --git a/powerline/lint/selfcheck.py b/powerline/lint/selfcheck.py
new file mode 100644
index 0000000..06d1fbe
--- /dev/null
+++ b/powerline/lint/selfcheck.py
@@ -0,0 +1,16 @@
+# vim:fileencoding=utf-8:noet
+from __future__ import (unicode_literals, division, absolute_import, print_function)
+
+from powerline.lib.unicode import unicode
+
+
+def havemarks(*args, **kwargs):
+	origin = kwargs.get('origin', '')
+	for i, v in enumerate(args):
+		if not hasattr(v, 'mark'):
+			raise AssertionError('Value #{0}/{1} ({2!r}) has no attribute `mark`'.format(origin, i, v))
+		if isinstance(v, dict):
+			for key, val in v.items():
+				havemarks(key, val, origin=(origin + '[' + unicode(i) + ']/' + unicode(key)))
+		elif isinstance(v, list):
+			havemarks(*v, origin=(origin + '[' + unicode(i) + ']'))