mirror of https://github.com/tc39/test262.git
46 lines
1.6 KiB
Python
46 lines
1.6 KiB
Python
# Copyright (C) 2016 the V8 project authors. All rights reserved.
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# This code is governed by the BSD license found in the LICENSE file.
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import codecs
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import re
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from .util.find_comments import find_comments
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from .util.parse_yaml import parse_yaml
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regionStartPattern = re.compile(r'-\s+(\S+)(?P<options>\s*.*)')
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metaPattern = r'\/\*---\n([\s]*)((?:\s|\S)*)[\n\s*]---\*\/'
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class Case:
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def __init__(self, file_name, encoding):
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self.attribs = dict(meta=None, regions=dict(), region_options=dict())
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with codecs.open(file_name, 'r', encoding) as handle:
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self.attribs = self._parse(handle.read())
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def _parse(self, source):
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case = dict(meta=None, regions=dict(), region_options=dict())
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region_name = None
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region_end = -1
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region_options = None
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lines = source.split('\n')
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search = re.search(metaPattern, source, re.DOTALL|re.MULTILINE)
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if search:
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meta = search.group()
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meta = parse_yaml(meta[2:-2])
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if meta and not case['meta']:
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case['meta'] = meta
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for comment in reversed(list(find_comments(source))):
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match = regionStartPattern.match(comment['source'])
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if match:
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region_name = match.group(1)
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case['regions'][region_name] = \
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'\n'.join(lines[comment['lineno']:region_end])
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region_options = match.group('options').split()
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if region_options:
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case['region_options'][region_name] = set(region_options)
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region_end = comment['lineno'] - 1
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return case
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