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| author | Devtools Arcadia <arcadia-devtools@yandex-team.ru> | 2022-02-07 18:08:42 +0300 |
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| committer | Devtools Arcadia <arcadia-devtools@mous.vla.yp-c.yandex.net> | 2022-02-07 18:08:42 +0300 |
| commit | 1110808a9d39d4b808aef724c861a2e1a38d2a69 (patch) | |
| tree | e26c9fed0de5d9873cce7e00bc214573dc2195b7 /contrib/python/Pygments/py2/pygments/lexers/email.py | |
| download | ydb-1110808a9d39d4b808aef724c861a2e1a38d2a69.tar.gz | |
intermediate changes
ref:cde9a383711a11544ce7e107a78147fb96cc4029
Diffstat (limited to 'contrib/python/Pygments/py2/pygments/lexers/email.py')
| -rw-r--r-- | contrib/python/Pygments/py2/pygments/lexers/email.py | 154 |
1 files changed, 154 insertions, 0 deletions
diff --git a/contrib/python/Pygments/py2/pygments/lexers/email.py b/contrib/python/Pygments/py2/pygments/lexers/email.py new file mode 100644 index 0000000000..5ad225bb75 --- /dev/null +++ b/contrib/python/Pygments/py2/pygments/lexers/email.py @@ -0,0 +1,154 @@ +# -*- coding: utf-8 -*- +""" + pygments.lexers.email + ~~~~~~~~~~~~~~~~~~~~~ + + Lexer for the raw E-mail. + + :copyright: Copyright 2006-2019 by the Pygments team, see AUTHORS. + :license: BSD, see LICENSE for details. +""" + +from pygments.lexer import RegexLexer, DelegatingLexer, bygroups +from pygments.lexers.mime import MIMELexer +from pygments.token import Text, Keyword, Name, String, Number, Comment +from pygments.util import get_bool_opt + +__all__ = ["EmailLexer"] + + +class EmailHeaderLexer(RegexLexer): + """ + Sub-lexer for raw E-mail. This lexer only process header part of e-mail. + + .. versionadded:: 2.5 + """ + + def __init__(self, **options): + super(EmailHeaderLexer, self).__init__(**options) + self.highlight_x = get_bool_opt(options, "highlight-X-header", False) + + def get_x_header_tokens(self, match): + if self.highlight_x: + # field + yield match.start(1), Name.Tag, match.group(1) + + # content + default_actions = self.get_tokens_unprocessed( + match.group(2), stack=("root", "header")) + for item in default_actions: + yield item + else: + # lowlight + yield match.start(1), Comment.Special, match.group(1) + yield match.start(2), Comment.Multiline, match.group(2) + + tokens = { + "root": [ + (r"^(?:[A-WYZ]|X400)[\w\-]*:", Name.Tag, "header"), + (r"^(X-(?:\w[\w\-]*:))([\s\S]*?\n)(?![ \t])", get_x_header_tokens), + ], + "header": [ + # folding + (r"\n[ \t]", Text.Whitespace), + (r"\n(?![ \t])", Text.Whitespace, "#pop"), + + # keywords + (r"\bE?SMTPS?\b", Keyword), + (r"\b(?:HE|EH)LO\b", Keyword), + + # mailbox + (r"[\w\.\-\+=]+@[\w\.\-]+", Name.Label), + (r"<[\w\.\-\+=]+@[\w\.\-]+>", Name.Label), + + # domain + (r"\b(\w[\w\.-]*\.[\w\.-]*\w[a-zA-Z]+)\b", Name.Function), + + # IPv4 + ( + r"(?<=\b)(?:(?:25[0-5]|2[0-4][0-9]|1?[0-9][0-9]?)\.){3}(?:25[0" + r"-5]|2[0-4][0-9]|1?[0-9][0-9]?)(?=\b)", + Number.Integer, + ), + + # IPv6 + (r"(?<=\b)([0-9a-fA-F]{1,4}:){1,7}:(?!\b)", Number.Hex), + (r"(?<=\b):((:[0-9a-fA-F]{1,4}){1,7}|:)(?=\b)", Number.Hex), + (r"(?<=\b)([0-9a-fA-F]{1,4}:){7,7}[0-9a-fA-F]{1,4}(?=\b)", Number.Hex), + (r"(?<=\b)([0-9a-fA-F]{1,4}:){1,6}:[0-9a-fA-F]{1,4}(?=\b)", Number.Hex), + (r"(?<=\b)[0-9a-fA-F]{1,4}:((:[0-9a-fA-F]{1,4}){1,6})(?=\b)", Number.Hex), + (r"(?<=\b)fe80:(:[0-9a-fA-F]{0,4}){0,4}%[0-9a-zA-Z]{1,}(?=\b)", Number.Hex), + (r"(?<=\b)([0-9a-fA-F]{1,4}:){1,5}(:[0-9a-fA-F]{1,4}){1,2}(?=\b)", Number.Hex), + (r"(?<=\b)([0-9a-fA-F]{1,4}:){1,4}(:[0-9a-fA-F]{1,4}){1,3}(?=\b)", + Number.Hex), + (r"(?<=\b)([0-9a-fA-F]{1,4}:){1,3}(:[0-9a-fA-F]{1,4}){1,4}(?=\b)", + Number.Hex), + (r"(?<=\b)([0-9a-fA-F]{1,4}:){1,2}(:[0-9a-fA-F]{1,4}){1,5}(?=\b)", + Number.Hex), + ( + r"(?<=\b)::(ffff(:0{1,4}){0,1}:){0,1}((25[0-5]|(2[0-4]|1{0,1}" + r"[0-9]){0,1}[0-9])\.){3,3}(25[0-5]|(2[0-4]|1{0,1}[0-9]){0,1}" + r"[0-9])(?=\b)", + Number.Hex, + ), + ( + r"(?<=\b)([0-9a-fA-F]{1,4}:){1,4}:((25[0-5]|(2[0-4]|1{0,1}[0-" + r"9]){0,1}[0-9])\.){3,3}(25[0-5]|(2[0-4]|1{0,1}[0-9]){0,1}[0-" + r"9])(?=\b)", + Number.Hex, + ), + + # Date time + ( + r"(?:(Sun|Mon|Tue|Wed|Thu|Fri|Sat),\s+)?(0[1-9]|[1-2]?[0-9]|3[" + r"01])\s+(Jan|Feb|Mar|Apr|May|Jun|Jul|Aug|Sep|Oct|Nov|Dec)\s+(" + r"19[0-9]{2}|[2-9][0-9]{3})\s+(2[0-3]|[0-1][0-9]):([0-5][0-9])" + r"(?::(60|[0-5][0-9]))?(?:\.\d{1,5})?\s+([-\+][0-9]{2}[0-5][0-" + r"9]|\(?(?:UTC?|GMT|(?:E|C|M|P)(?:ST|ET|DT)|[A-IK-Z])\)?)", + Name.Decorator, + ), + + # RFC-2047 encoded string + ( + r"(=\?)([\w-]+)(\?)([BbQq])(\?)([\[\w!\"#$%&\'()*+,-./:;<=>@[\\" + r"\]^_`{|}~]+)(\?=)", + bygroups( + String.Affix, + Name.Constant, + String.Affix, + Keyword.Constant, + String.Affix, + Number.Hex, + String.Affix + ) + ), + + # others + (r'[\s]+', Text.Whitespace), + (r'[\S]', Text), + ], + } + + +class EmailLexer(DelegatingLexer): + """ + Lexer for raw E-mail. + + Additional options accepted: + + `highlight-X-header` + Highlight the fields of ``X-`` user-defined email header. (default: + ``False``). + + .. versionadded:: 2.5 + """ + + name = "E-mail" + aliases = ["email", "eml"] + filenames = ["*.eml"] + mimetypes = ["message/rfc822"] + + def __init__(self, **options): + super(EmailLexer, self).__init__( + EmailHeaderLexer, MIMELexer, Comment, **options + ) |