Mercurial > public > mercurial-scm > hg-stable
comparison mercurial/utils/stringutil.py @ 49086:51aed118f9dc
templates: extract function to `stringutil` for getting first line of text
It's surprisingly hard to get the first line from a string, so let's
have our own function in `stringutil` for it.
Differential Revision: https://phab.mercurial-scm.org/D12404
| author | Martin von Zweigbergk <martinvonz@google.com> |
|---|---|
| date | Thu, 24 Mar 2022 16:09:12 -0700 |
| parents | 642e31cb55f0 |
| children | 75794847ef62 |
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| 49085:1138674ecdb8 | 49086:51aed118f9dc |
|---|---|
| 683 False | 683 False |
| 684 """ | 684 """ |
| 685 return _correctauthorformat.match(author) is not None | 685 return _correctauthorformat.match(author) is not None |
| 686 | 686 |
| 687 | 687 |
| 688 def firstline(text): | |
| 689 """Return the first line of the input""" | |
| 690 try: | |
| 691 return text.splitlines()[0] | |
| 692 except IndexError: | |
| 693 return b'' | |
| 694 | |
| 695 | |
| 688 def ellipsis(text, maxlength=400): | 696 def ellipsis(text, maxlength=400): |
| 689 """Trim string to at most maxlength (default: 400) columns in display.""" | 697 """Trim string to at most maxlength (default: 400) columns in display.""" |
| 690 return encoding.trim(text, maxlength, ellipsis=b'...') | 698 return encoding.trim(text, maxlength, ellipsis=b'...') |
| 691 | 699 |
| 692 | 700 |