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Keep word boundaries when stripping unrenderable emoji #714

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Keep word boundaries when stripping unrenderable emoji #714

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12 changes: 7 additions & 5 deletions resources/lib/twitch_addon/addon/utils.py
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Original file line number Diff line number Diff line change
Expand Up @@ -791,18 +791,20 @@ def convert_duration(duration):
u'\U0000FE00-\U0000FE0F' # variation selectors (emoji presentation)
u'\U0000200D' # zero width joiner (emoji sequences)
u'\U000020E3' # combining enclosing keycap
u']'
u']+'
)


def strip_tofu(text):
# Remove non-renderable emoji/symbols (would show as tofu boxes). Only collapse
# horizontal double spaces -- line breaks are kept (matters for plots).
# Replace non-renderable emoji/symbols (would show as tofu boxes) with a single space --
# dropping them glues words together ("WEEKEND<emoji>Type" -> "WEEKENDType"). Only
# horizontal whitespace is collapsed, line breaks are kept (matters for plots).
if not isinstance(text, str):
return text
text = _TOFU_RE.sub(u'', text)
text = _TOFU_RE.sub(u' ', text)
text = re.sub(u'[ \\t]{2,}', u' ', text)
return text
text = re.sub(u'[ \\t]*\\n[ \\t]*', u'\n', text)
return text.strip()


class TitleBuilder(object):
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