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# -*- coding: utf-8 -*-
"""
pygments.formatters
~~~~~~~~~~~~~~~~~~~
Pygments formatters.
:copyright: Copyright 2006-2009 by the Pygments team, see AUTHORS.
:license: BSD, see LICENSE for details.
"""
import os.path
import fnmatch
from pygments.formatters._mapping import FORMATTERS
from pygments.plugin import find_plugin_formatters
from pygments.util import docstring_headline, ClassNotFound
ns = globals()
for fcls in FORMATTERS:
ns[fcls.__name__] = fcls
del fcls
__all__ = ['get_formatter_by_name', 'get_formatter_for_filename',
'get_all_formatters'] + [cls.__name__ for cls in FORMATTERS]
_formatter_alias_cache = {}
_formatter_filename_cache = []
def _init_formatter_cache():
if _formatter_alias_cache:
return
for cls in get_all_formatters():
for alias in cls.aliases:
_formatter_alias_cache[alias] = cls
for fn in cls.filenames:
_formatter_filename_cache.append((fn, cls))
def find_formatter_class(name):
_init_formatter_cache()
cls = _formatter_alias_cache.get(name, None)
return cls
def get_formatter_by_name(name, **options):
_init_formatter_cache()
cls = _formatter_alias_cache.get(name, None)
if not cls:
raise ClassNotFound("No formatter found for name %r" % name)
return cls(**options)
def get_formatter_for_filename(fn, **options):
_init_formatter_cache()
fn = os.path.basename(fn)
for pattern, cls in _formatter_filename_cache:
if fnmatch.fnmatch(fn, pattern):
return cls(**options)
raise ClassNotFound("No formatter found for file name %r" % fn)
def get_all_formatters():
"""Return a generator for all formatters."""
for formatter in FORMATTERS:
yield formatter
for _, formatter in find_plugin_formatters():
yield formatter
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