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# -*- coding: utf-8 -*-
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"""
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pygments.formatters
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~~~~~~~~~~~~~~~~~~~
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Pygments formatters.
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:copyright: Copyright 2006-2012 by the Pygments team, see AUTHORS.
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:license: BSD, see LICENSE for details.
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"""
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import os.path
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import fnmatch
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from pygments.formatters._mapping import FORMATTERS
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from pygments.plugin import find_plugin_formatters
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from pygments.util import ClassNotFound
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ns = globals()
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for fcls in FORMATTERS:
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ns[fcls.__name__] = fcls
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del fcls
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__all__ = ['get_formatter_by_name', 'get_formatter_for_filename',
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'get_all_formatters'] + [cls.__name__ for cls in FORMATTERS]
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_formatter_alias_cache = {}
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_formatter_filename_cache = []
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def _init_formatter_cache():
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if _formatter_alias_cache:
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return
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for cls in get_all_formatters():
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for alias in cls.aliases:
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_formatter_alias_cache[alias] = cls
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for fn in cls.filenames:
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_formatter_filename_cache.append((fn, cls))
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def find_formatter_class(name):
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_init_formatter_cache()
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cls = _formatter_alias_cache.get(name, None)
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return cls
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def get_formatter_by_name(name, **options):
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_init_formatter_cache()
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cls = _formatter_alias_cache.get(name, None)
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if not cls:
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raise ClassNotFound("No formatter found for name %r" % name)
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return cls(**options)
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def get_formatter_for_filename(fn, **options):
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_init_formatter_cache()
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fn = os.path.basename(fn)
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for pattern, cls in _formatter_filename_cache:
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if fnmatch.fnmatch(fn, pattern):
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return cls(**options)
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raise ClassNotFound("No formatter found for file name %r" % fn)
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def get_all_formatters():
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"""Return a generator for all formatters."""
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for formatter in FORMATTERS:
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yield formatter
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for _, formatter in find_plugin_formatters():
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yield formatter
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