/usr/lib/python3/dist-packages/diffoscope/presenters/formats.py is in diffoscope 93ubuntu1.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 | # -*- coding: utf-8 -*-
#
# diffoscope: in-depth comparison of files, archives, and directories
#
# Copyright © 2016 Chris Lamb <lamby@debian.org>
#
# diffoscope is free software: you can redistribute it and/or modify
# it under the terms of the GNU General Public License as published by
# the Free Software Foundation, either version 3 of the License, or
# (at your option) any later version.
#
# diffoscope is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
# GNU General Public License for more details.
#
# You should have received a copy of the GNU General Public License
# along with diffoscope. If not, see <https://www.gnu.org/licenses/>.
import logging
from ..profiling import profile
from .text import TextPresenter
from .json import JSONPresenter
from .html import HTMLPresenter, HTMLDirectoryPresenter
from .markdown import MarkdownTextPresenter
from .restructuredtext import RestructuredTextPresenter
logger = logging.getLogger(__name__)
class PresenterManager(object):
_singleton = {}
def __init__(self):
self.__dict__ = self._singleton
if not self._singleton:
self.reset()
def reset(self):
self.config = {}
def configure(self, parsed_args):
FORMATS = {
'text': {
'klass': TextPresenter,
'target': parsed_args.text_output,
},
'html': {
'klass': HTMLPresenter,
'target': parsed_args.html_output,
},
'json': {
'klass': JSONPresenter,
'target': parsed_args.json_output,
},
'markdown': {
'klass': MarkdownTextPresenter,
'target': parsed_args.markdown_output,
},
'restructuredtext': {
'klass': RestructuredTextPresenter,
'target': parsed_args.restructuredtext_output,
},
'html_directory': {
'klass': HTMLDirectoryPresenter,
'target': parsed_args.html_output_directory,
},
}
self.config = {
k: v for k, v in FORMATS.items() if v['target'] is not None
}
# If no output specified, default to printing --text output to stdout
if not self.config:
FORMATS['text']['target'] = '-'
self.config['text'] = FORMATS['text']
logger.debug(
"Will generate the following formats: %s",
", ".join(self.config.keys()),
)
def output(self, difference, parsed_args, has_differences):
if difference is None:
return
for name, data in self.config.items():
logger.debug("Generating %r output at %r", name, data['target'])
# As a special case for text format, write an empty file instead of
# an empty diff (with headers including the path). This lets people
# test if the file is empty.
if not has_differences and name == 'text':
target = data['target']
if target != '-':
open(target, 'w').close()
continue
with profile('output', name):
data['klass'].run(data, difference, parsed_args)
def compute_visual_diffs(self):
"""
Don't waste time computing visual differences if we won't use them.
"""
return any(
x['klass'].supports_visual_diffs for x in self.config.values(),
)
|