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Fix parsers misbehaving with None text

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This commit is contained in:
Lonami Exo 2018-06-03 13:48:43 +02:00
parent 92b6e857a4
commit 2fb5215f5f
2 changed files with 8 additions and 2 deletions
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5
telethon/extensions/html.py
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@ -121,6 +121,9 @@ def parse(html):
:param message: the message with HTML to be parsed.
:return: a tuple consisting of (clean message, [message entities]).
"""
if not html:
return html, []
parser = HTMLToTelegramParser()
parser.feed(_add_surrogate(html))
return _del_surrogate(parser.text), parser.entities
@ -135,7 +138,7 @@ def unparse(text, entities):
:param entities: the MessageEntity's applied to the text.
:return: a HTML representation of the combination of both inputs.
"""
if not entities:
if not text or not entities:
return text
text = _add_surrogate(text)

5
telethon/extensions/markdown.py
View File

@ -36,6 +36,9 @@ def parse(message, delimiters=None, url_re=None):
:param url_re: the URL bytes regex to be used. Must have two groups.
:return: a tuple consisting of (clean message, [message entities]).
"""
if not message:
return message, []
if url_re is None:
url_re = DEFAULT_URL_RE
elif isinstance(url_re, str):
@ -137,7 +140,7 @@ def unparse(text, entities, delimiters=None, url_fmt=None):
:param entities: the MessageEntity's applied to the text.
:return: a markdown-like text representing the combination of both inputs.
"""
if not entities:
if not text or not entities:
return text
if not delimiters: