codekingpro/portable-devtools

1"""2    pygments.lexers.email3    ~~~~~~~~~~~~~~~~~~~~~4 5    Lexer for the raw E-mail.6 7    :copyright: Copyright 2006-2024 by the Pygments team, see AUTHORS.8    :license: BSD, see LICENSE for details.9"""10 11from pygments.lexer import RegexLexer, DelegatingLexer, bygroups12from pygments.lexers.mime import MIMELexer13from pygments.token import Text, Keyword, Name, String, Number, Comment14from pygments.util import get_bool_opt15 16__all__ = ["EmailLexer"]17 18 19class EmailHeaderLexer(RegexLexer):20    """21    Sub-lexer for raw E-mail. This lexer only process header part of e-mail.22 23    .. versionadded:: 2.524    """25 26    def __init__(self, **options):27        super().__init__(**options)28        self.highlight_x = get_bool_opt(options, "highlight-X-header", False)29 30    def get_x_header_tokens(self, match):31        if self.highlight_x:32            # field33            yield match.start(1), Name.Tag, match.group(1)34 35            # content36            default_actions = self.get_tokens_unprocessed(37                match.group(2), stack=("root", "header"))38            yield from default_actions39        else:40            # lowlight41            yield match.start(1), Comment.Special, match.group(1)42            yield match.start(2), Comment.Multiline, match.group(2)43 44    tokens = {45        "root": [46            (r"^(?:[A-WYZ]|X400)[\w\-]*:", Name.Tag, "header"),47            (r"^(X-(?:\w[\w\-]*:))([\s\S]*?\n)(?![ \t])", get_x_header_tokens),48        ],49        "header": [50            # folding51            (r"\n[ \t]", Text.Whitespace),52            (r"\n(?![ \t])", Text.Whitespace, "#pop"),53 54            # keywords55            (r"\bE?SMTPS?\b", Keyword),56            (r"\b(?:HE|EH)LO\b", Keyword),57 58            # mailbox59            (r"[\w\.\-\+=]+@[\w\.\-]+", Name.Label),60            (r"<[\w\.\-\+=]+@[\w\.\-]+>", Name.Label),61 62            # domain63            (r"\b(\w[\w\.-]*\.[\w\.-]*\w[a-zA-Z]+)\b", Name.Function),64 65            # IPv466            (r"(?<=\b)(?:(?:25[0-5]|2[0-4][0-9]|1?[0-9][0-9]?)\.){3}(?:25[0"67             r"-5]|2[0-4][0-9]|1?[0-9][0-9]?)(?=\b)",68             Number.Integer),69 70            # IPv671            (r"(?<=\b)([0-9a-fA-F]{1,4}:){1,7}:(?!\b)", Number.Hex),72            (r"(?<=\b):((:[0-9a-fA-F]{1,4}){1,7}|:)(?=\b)", Number.Hex),73            (r"(?<=\b)([0-9a-fA-F]{1,4}:){7,7}[0-9a-fA-F]{1,4}(?=\b)", Number.Hex),74            (r"(?<=\b)([0-9a-fA-F]{1,4}:){1,6}:[0-9a-fA-F]{1,4}(?=\b)", Number.Hex),75            (r"(?<=\b)[0-9a-fA-F]{1,4}:((:[0-9a-fA-F]{1,4}){1,6})(?=\b)", Number.Hex),76            (r"(?<=\b)fe80:(:[0-9a-fA-F]{0,4}){0,4}%[0-9a-zA-Z]{1,}(?=\b)", Number.Hex),77            (r"(?<=\b)([0-9a-fA-F]{1,4}:){1,5}(:[0-9a-fA-F]{1,4}){1,2}(?=\b)", Number.Hex),78            (r"(?<=\b)([0-9a-fA-F]{1,4}:){1,4}(:[0-9a-fA-F]{1,4}){1,3}(?=\b)",79             Number.Hex),80            (r"(?<=\b)([0-9a-fA-F]{1,4}:){1,3}(:[0-9a-fA-F]{1,4}){1,4}(?=\b)",81             Number.Hex),82            (r"(?<=\b)([0-9a-fA-F]{1,4}:){1,2}(:[0-9a-fA-F]{1,4}){1,5}(?=\b)",83             Number.Hex),84            (r"(?<=\b)::(ffff(:0{1,4}){0,1}:){0,1}((25[0-5]|(2[0-4]|1{0,1}"85             r"[0-9]){0,1}[0-9])\.){3,3}(25[0-5]|(2[0-4]|1{0,1}[0-9]){0,1}"86             r"[0-9])(?=\b)",87             Number.Hex),88            (r"(?<=\b)([0-9a-fA-F]{1,4}:){1,4}:((25[0-5]|(2[0-4]|1{0,1}[0-9])"89             r"{0,1}[0-9])\.){3,3}(25[0-5]|(2[0-4]|1{0,1}[0-9]){0,1}[0-9])(?=\b)",90             Number.Hex),91 92            # Date time93            (r"(?:(Sun|Mon|Tue|Wed|Thu|Fri|Sat),\s+)?(0[1-9]|[1-2]?[0-9]|3["94             r"01])\s+(Jan|Feb|Mar|Apr|May|Jun|Jul|Aug|Sep|Oct|Nov|Dec)\s+("95             r"19[0-9]{2}|[2-9][0-9]{3})\s+(2[0-3]|[0-1][0-9]):([0-5][0-9])"96             r"(?::(60|[0-5][0-9]))?(?:\.\d{1,5})?\s+([-\+][0-9]{2}[0-5][0-"97             r"9]|\(?(?:UTC?|GMT|(?:E|C|M|P)(?:ST|ET|DT)|[A-IK-Z])\)?)",98             Name.Decorator),99 100            # RFC-2047 encoded string101            (r"(=\?)([\w-]+)(\?)([BbQq])(\?)([\[\w!\"#$%&\'()*+,-./:;<=>@[\\"102             r"\]^_`{|}~]+)(\?=)",103             bygroups(String.Affix, Name.Constant, String.Affix, Keyword.Constant,104                      String.Affix, Number.Hex, String.Affix)),105 106            # others107            (r'[\s]+', Text.Whitespace),108            (r'[\S]', Text),109        ],110    }111 112 113class EmailLexer(DelegatingLexer):114    """115    Lexer for raw E-mail.116 117    Additional options accepted:118 119    `highlight-X-header`120        Highlight the fields of ``X-`` user-defined email header. (default:121        ``False``).122    """123 124    name = "E-mail"125    aliases = ["email", "eml"]126    filenames = ["*.eml"]127    mimetypes = ["message/rfc822"]128    url = "https://en.wikipedia.org/wiki/Email#Message_format"129    version_added = '2.5'130 131    def __init__(self, **options):132        super().__init__(EmailHeaderLexer, MIMELexer, Comment, **options)133