Mercurial > hgrepos > Python2 > PyMuPDF

annotate mupdf-source/scripts/wrap/util.py @ 43:202a1f38a622

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FIX: New added code snippets did not yet account for the changed return values from "_fromto()"
author Franz Glasner <fzglas.hg@dom66.de>
date Sat, 11 Oct 2025 17:15:08 +0200
parents b50eed0cc0ef
children
Ignore whitespace changes - Everywhere: Within whitespace: At end of lines:
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b50eed0cc0ef ADD: MuPDF v1.26.7: the MuPDF source as downloaded by a default build of PyMuPDF 1.26.4.
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1 '''
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2 Utility fns.
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3 '''
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4
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5 import os
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6
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7 import jlib
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8
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9 def clip( text, prefixes, suffixes=''):
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10 '''
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11 Returns <text> with prefix(s) and suffix(s) removed if present.
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12 '''
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13 if isinstance( prefixes, str):
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14 prefixes = prefixes,
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15 if isinstance( suffixes, str):
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16 suffixes = suffixes,
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17 while 1:
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18 for prefix in prefixes:
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19 if text.startswith( prefix):
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20 text = text[ len( prefix):]
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21 break
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22 else:
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23 break
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24 while 1:
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25 for suffix in suffixes:
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26 if suffix and text.endswith( suffix):
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27 text = text[ :-len( suffix)]
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28 break
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29 else:
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30 break
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31 return text
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34 def update_file_regress( text, filename, check_regression):
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35 '''
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36 Behaves like jlib.fs_update(), but if check_regression is true and
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37 <filename> already exists with different content from <text>, we show a
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38 diff and return an exception.
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39 '''
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40 text_old = jlib.fs_update( text, filename, check_regression)
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41 if check_regression:
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42 if text_old is not None:
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43 # Existing content differs and <check_regression> is true.
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44 with open( f'{filename}-2', 'w') as f:
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45 f.write( text)
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46 message = f'File would have changed: {os.path.relpath(filename)}'
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47 jlib.log( message)
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48 jlib.system( f'diff -u {filename} {filename}-2', verbose=True, raise_errors=False, prefix=f'diff {os.path.relpath(filename)}: ', out='log')
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49 return Exception( message)
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50 return text_old