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Fix blueprint route for ""

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This commit is contained in:
Hsiaoming Yang 2018-05-01 14:35:55 +09:00
parent 3fd7abec3c
commit f7a3bdc6db
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2 changed files with 5 additions and 1 deletions
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5
flask/blueprints.py
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@ -66,7 +66,10 @@ class BlueprintSetupState(object):
blueprint's name.
"""
if self.url_prefix is not None:
rule = '/'.join((self.url_prefix, rule.lstrip('/')))
if rule:
rule = '/'.join((self.url_prefix, rule.lstrip('/')))
else:
rule = self.url_prefix
options.setdefault('subdomain', self.subdomain)
if endpoint is None:
endpoint = _endpoint_from_view_func(view_func)