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[YoutubeDL] format spec: add additional checks for invalid syntax

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This commit is contained in:
Jaime Marquínez Ferrándiz 2015-07-10 22:46:25 +02:00
parent bb8e553662
commit 0a31a35098
2 changed files with 14 additions and 0 deletions
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4
youtube_dl/YoutubeDL.py
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@ -953,6 +953,8 @@ class YoutubeDL(object):
tokens.restore_last_token()
break
elif string == ',':
if not current_selector:
raise syntax_error('"," must follow a format selector', start)
selectors.append(current_selector)
current_selector = None
elif string == '/':
@ -972,6 +974,8 @@ class YoutubeDL(object):
elif string == '+':
video_selector = current_selector
audio_selector = _parse_format_selection(tokens, inside_merge=True)
if not video_selector or not audio_selector:
raise syntax_error('"+" must be between two format selectors', start)
current_selector = FormatSelector(MERGE, (video_selector, audio_selector), [])
else:
raise syntax_error('Operator not recognized: "{0}"'.format(string), start)