Edit File: irc.py
""" pygments.formatters.irc ~~~~~~~~~~~~~~~~~~~~~~~ Formatter for IRC output :copyright: Copyright 2006-2023 by the Pygments team, see AUTHORS. :license: BSD, see LICENSE for details. """ from pip._vendor.pygments.formatter import Formatter from pip._vendor.pygments.token import Keyword, Name, Comment, String, Error, \ Number, Operator, Generic, Token, Whitespace from pip._vendor.pygments.util import get_choice_opt __all__ = ['IRCFormatter'] #: Map token types to a tuple of color values for light and dark #: backgrounds. IRC_COLORS = { Token: ('', ''), Whitespace: ('gray', 'brightblack'), Comment: ('gray', 'brightblack'), Comment.Preproc: ('cyan', 'brightcyan'), Keyword: ('blue', 'brightblue'), Keyword.Type: ('cyan', 'brightcyan'), Operator.Word: ('magenta', 'brightcyan'), Name.Builtin: ('cyan', 'brightcyan'), Name.Function: ('green', 'brightgreen'), Name.Namespace: ('_cyan_', '_brightcyan_'), Name.Class: ('_green_', '_brightgreen_'), Name.Exception: ('cyan', 'brightcyan'), Name.Decorator: ('brightblack', 'gray'), Name.Variable: ('red', 'brightred'), Name.Constant: ('red', 'brightred'), Name.Attribute: ('cyan', 'brightcyan'), Name.Tag: ('brightblue', 'brightblue'), String: ('yellow', 'yellow'), Number: ('blue', 'brightblue'), Generic.Deleted: ('brightred', 'brightred'), Generic.Inserted: ('green', 'brightgreen'), Generic.Heading: ('**', '**'), Generic.Subheading: ('*magenta*', '*brightmagenta*'), Generic.Error: ('brightred', 'brightred'), Error: ('_brightred_', '_brightred_'), } IRC_COLOR_MAP = { 'white': 0, 'black': 1, 'blue': 2, 'brightgreen': 3, 'brightred': 4, 'yellow': 5, 'magenta': 6, 'orange': 7, 'green': 7, #compat w/ ansi 'brightyellow': 8, 'lightgreen': 9, 'brightcyan': 9, # compat w/ ansi 'cyan': 10, 'lightblue': 11, 'red': 11, # compat w/ ansi 'brightblue': 12, 'brightmagenta': 13, 'brightblack': 14, 'gray': 15, } def ircformat(color, text): if len(color) < 1: return text add = sub = '' if '_' in color: # italic add += '\x1D' sub = '\x1D' + sub color = color.strip('_') if '*' in color: # bold add += '\x02' sub = '\x02' + sub color = color.strip('*') # underline (\x1F) not supported # backgrounds (\x03FF,BB) not supported if len(color) > 0: # actual color - may have issues with ircformat("red", "blah")+"10" type stuff add += '\x03' + str(IRC_COLOR_MAP[color]).zfill(2) sub = '\x03' + sub return add + text + sub return '<'+add+'>'+text+'</'+sub+'>' class IRCFormatter(Formatter): r""" Format tokens with IRC color sequences The `get_style_defs()` method doesn't do anything special since there is no support for common styles. Options accepted: `bg` Set to ``"light"`` or ``"dark"`` depending on the terminal's background (default: ``"light"``). `colorscheme` A dictionary mapping token types to (lightbg, darkbg) color names or ``None`` (default: ``None`` = use builtin colorscheme). `linenos` Set to ``True`` to have line numbers in the output as well (default: ``False`` = no line numbers). """ name = 'IRC' aliases = ['irc', 'IRC'] filenames = [] def __init__(self, **options): Formatter.__init__(self, **options) self.darkbg = get_choice_opt(options, 'bg', ['light', 'dark'], 'light') == 'dark' self.colorscheme = options.get('colorscheme', None) or IRC_COLORS self.linenos = options.get('linenos', False) self._lineno = 0 def _write_lineno(self, outfile): if self.linenos: self._lineno += 1 outfile.write("%04d: " % self._lineno) def format_unencoded(self, tokensource, outfile): self._write_lineno(outfile) for ttype, value in tokensource: color = self.colorscheme.get(ttype) while color is None: ttype = ttype[:-1] color = self.colorscheme.get(ttype) if color: color = color[self.darkbg] spl = value.split('\n') for line in spl[:-1]: if line: outfile.write(ircformat(color, line)) outfile.write('\n') self._write_lineno(outfile) if spl[-1]: outfile.write(ircformat(color, spl[-1])) else: outfile.write(value)