"" "
pygments.lexers.shell
~~~~~~~~~~~~~~~~~~~~~
Lexers for various shells.
:copyright: Copyright 2006-2024 by the Pygments team, see AUTHORS.
:license: BSD, see LICENSE for details.
"" "
import re
from pygments.lexer import Lexer, RegexLexer, do_insertions, bygroups, \
include, default, this, using, words, line_re
from pygments.token import Punctuation, Whitespace, \
Text, Comment, Operator, Keyword, Name, String, Number, Generic
from pygments.util import shebang_matches
__all__ = ['BashLexer' , 'BashSessionLexer' , 'TcshLexer' , 'BatchLexer' ,
'SlurmBashLexer' , 'MSDOSSessionLexer' , 'PowerShellLexer' ,
'PowerShellSessionLexer' , 'TcshSessionLexer' , 'FishShellLexer' ,
'ExeclineLexer' ]
class BashLexer(RegexLexer):
"" "
Lexer for (ba|k|z|)sh shell scripts.
"" "
name = 'Bash'
aliases = ['bash' , 'sh' , 'ksh' , 'zsh' , 'shell' , 'openrc' ]
filenames = ['*.sh' , '*.ksh' , '*.bash' , '*.ebuild' , '*.eclass' ,
'*.exheres-0' , '*.exlib' , '*.zsh' ,
'.bashrc' , 'bashrc' , '.bash_*' , 'bash_*' , 'zshrc' , '.zshrc' ,
'.kshrc' , 'kshrc' ,
'PKGBUILD' ]
mimetypes = ['application/x-sh' , 'application/x-shellscript' , 'text/x-shellscript' ]
url = 'https://en.wikipedia.org/wiki/Unix_shell '
version_added = '0.6'
tokens = {
'root' : [
include('basic' ),
(r'`' , String.Backtick, 'backticks' ),
include('data' ),
include('interp' ),
],
'interp' : [
(r'\$\(\(' , Keyword, 'math' ),
(r'\$\(' , Keyword, 'paren' ),
(r'\$\{#?', String.Interpol, 'curly'),
(r'\$[a-zA-Z_]\w*' , Name.Variable), # user variable
(r'\$(?:\d+|[#$?!_*@-])', Name.Variable), # builtin
(r'\$' , Text),
],
'basic' : [
(r'\b(if|fi|else|while|in|do|done|for|then|return|function|case|'
r'select|break|continue|until|esac|elif)(\s*)\b' ,
bygroups(Keyword, Whitespace)),
(r'\b(alias|bg|bind|builtin|caller|cd|command|compgen|'
r'complete|declare|dirs|disown|echo|enable|eval|exec|exit|'
r'export|false|fc|fg|getopts|hash|help|history|jobs|kill|let|'
r'local|logout|popd|printf|pushd|pwd|read|readonly|set|shift|'
r'shopt|source|suspend|test|time|times|trap|true|type|typeset|'
r'ulimit|umask|unalias|unset|wait)(?=[\s)`])' ,
Name.Builtin),
(r'\A#!.+\n', Comment.Hashbang),
(r'#.*\n', Comment.Single),
(r'\\[\w\W]' , String.Escape),
(r'(\b\w+)(\s*)(\+?=)' , bygroups(Name.Variable, Whitespace, Operator)),
(r'[\[\]{}()=]' , Operator),
(r'<<<' , Operator), # here-string
(r'<<-?\s*(\' ?)\\?(\w+)[\w\W]+?\2', String),
(r'&&|\|\|' , Operator),
],
'data' : [
(r'(?s)\$?"(\\.|[^"\\$])*"' , String.Double),
(r'"' , String.Double, 'string' ),
(r"(?s)\$'(\\\\|\\[0-7]+|\\.|[^'\\])*'" , String.Single),
(r"(?s)'.*?'" , String.Single),
(r';' , Punctuation),
(r'&' , Punctuation),
(r'\|' , Punctuation),
(r'\s+' , Whitespace),
(r'\d+\b' , Number),
(r'[^=\s\[\]{}()$"\' `\\<&|;]+', Text),
(r'<' , Text),
],
'string' : [
(r'"' , String.Double, '#pop'),
(r'(?s)(\\\\|\\[0-7]+|\\.|[^"\\$])+' , String.Double),
include('interp' ),
],
'curly' : [
(r'\}' , String.Interpol, '#pop'),
(r':-' , Keyword),
(r'\w+' , Name.Variable),
(r'[^}:"\' `$\\]+', Punctuation),
(r':' , Punctuation),
include('root' ),
],
'paren' : [
(r'\)' , Keyword, '#pop'),
include('root' ),
],
'math' : [
(r'\)\)' , Keyword, '#pop'),
(r'\*\*|\|\||<<|>>|[-+*/%^|&<>]' , Operator),
(r'\d+#[\da-zA-Z]+', Number),
(r'\d+#(?! )', Number),
(r'0[xX][\da-fA-F]+' , Number),
(r'\d+' , Number),
(r'[a-zA-Z_]\w*' , Name.Variable), # user variable
include('root' ),
],
'backticks' : [
(r'`' , String.Backtick, '#pop'),
include('root' ),
],
}
def analyse_text(text):
if shebang_matches(text, r'(ba|z|)sh' ):
return 1
if text.startswith('$ ' ):
return 0.2
class SlurmBashLexer(BashLexer):
"" "
Lexer for (ba|k|z|)sh Slurm scripts.
"" "
name = 'Slurm'
aliases = ['slurm' , 'sbatch' ]
filenames = ['*.sl' ]
mimetypes = []
version_added = '2.4'
EXTRA_KEYWORDS = {'srun' }
def get_tokens_unprocessed(self, text):
for index, token, value in BashLexer.get_tokens_unprocessed(self, text):
if token is Text and value in self.EXTRA_KEYWORDS:
yield index, Name.Builtin, value
elif token is Comment.Single and 'SBATCH' in value:
yield index, Keyword.Pseudo, value
else :
yield index, token, value
class ShellSessionBaseLexer(Lexer):
"" "
Base lexer for shell sessions.
.. versionadded:: 2.1
"" "
_bare_continuation = False
_venv = re.compile(r'^(\([^)]*\))(\s*)' )
def get_tokens_unprocessed(self, text):
innerlexer = self._innerLexerCls(**self.options)
pos = 0
curcode = ''
insertions = []
backslash_continuation = False
for match in line_re.finditer(text):
line = match.group()
venv_match = self._venv.match(line)
if venv_match:
venv = venv_match.group(1)
venv_whitespace = venv_match.group(2)
insertions.append((len(curcode),
[(0, Generic.Prompt.VirtualEnv, venv)]))
if venv_whitespace:
insertions.append((len(curcode),
[(0, Text, venv_whitespace)]))
line = line[venv_match.end():]
m = self._ps1rgx.match(line)
if m:
# To support output lexers (say diff output), the output
# needs to be broken by prompts whenever the output lexer
# changes.
if not insertions:
pos = match.start()
insertions.append((len(curcode),
[(0, Generic.Prompt, m.group(1))]))
curcode += m.group(2)
backslash_continuation = curcode.endswith('\\\n' )
elif backslash_continuation:
if line.startswith(self._ps2):
insertions.append((len(curcode),
[(0, Generic.Prompt,
line[:len(self._ps2)])]))
curcode += line[len(self._ps2):]
else :
curcode += line
backslash_continuation = curcode.endswith('\\\n' )
elif self._bare_continuation and line.startswith(self._ps2):
insertions.append((len(curcode),
[(0, Generic.Prompt,
line[:len(self._ps2)])]))
curcode += line[len(self._ps2):]
else :
if insertions:
toks = innerlexer.get_tokens_unprocessed(curcode)
for i, t, v in do_insertions(insertions, toks):
yield pos+i, t, v
yield match.start(), Generic.Output, line
insertions = []
curcode = ''
if insertions:
for i, t, v in do_insertions(insertions,
innerlexer.get_tokens_unprocessed(curcode)):
yield pos+i, t, v
class BashSessionLexer(ShellSessionBaseLexer):
"" "
Lexer for Bash shell sessions, i.e. command lines, including a
prompt, interspersed with output.
"" "
name = 'Bash Session'
aliases = ['console' , 'shell-session' ]
filenames = ['*.sh-session' , '*.shell-session' ]
mimetypes = ['application/x-shell-session' , 'application/x-sh-session' ]
url = 'https://en.wikipedia.org/wiki/Unix_shell '
version_added = '1.1'
_innerLexerCls = BashLexer
_ps1rgx = re.compile(
r'^((?:(?:\[.*?\])|(?:\(\S+\))?(?:| |sh\S*?|\w+\S+[@:]\S+(?:\s+\S+)' \
r'?|\[\S+[@:][^\n]+\].+))\s*[$#%]\s*)(.*\n?)')
_ps2 = '> '
class BatchLexer(RegexLexer):
"" "
Lexer for the DOS/Windows Batch file format.
"" "
name = 'Batchfile'
aliases = ['batch' , 'bat' , 'dosbatch' , 'winbatch' ]
filenames = ['*.bat' , '*.cmd' ]
mimetypes = ['application/x-dos-batch' ]
url = 'https://en.wikipedia.org/wiki/Batch_file '
version_added = '0.7'
flags = re.MULTILINE | re.IGNORECASE
_nl = r'\n\x1a'
_punct = r'&<>|'
_ws = r'\t\v\f\r ,;=\xa0'
_nlws = r'\s\x1a\xa0,;='
_space = rf'(?:(?:(?:\^[{_nl}])?[{_ws}])+)'
_keyword_terminator = (rf'(?=(?:\^[{_nl}]?)?[{_ws}+./:[\\\]]|[{_nl}{_punct}(])' )
_token_terminator = rf'(?=\^?[{_ws}]|[{_punct}{_nl}])'
_start_label = rf'((?:(?<=^[^:])|^[^:]?)[{_ws}]*)(:)'
_label = rf'(?:(?:[^{_nlws}{_punct}+:^]|\^[{_nl}]?[\w\W])*)'
_label_compound = rf'(?:(?:[^{_nlws}{_punct}+:^)]|\^[{_nl}]?[^)])*)'
_number = rf'(?:-?(?:0[0-7]+|0x[\da-f]+|\d+){_token_terminator})'
_opword = r'(?:equ|geq|gtr|leq|lss|neq)'
_string = rf'(?:"[^{_nl}"]*(?:"|(?=[{_nl}])))'
_variable = (r'(?:(?:%(?:\*|(?:~[a-z]*(?:\$[^:]+:)?)?\d|'
rf'[^%:{_nl}]+(?::(?:~(?:-?\d+)?(?:,(?:-?\d+)?)?|(?:[^%{_nl}^]|'
rf'\^[^%{_nl}])[^={_nl}]*=(?:[^%{_nl}^]|\^[^%{_nl}])*)?)?%))|'
rf'(?:\^?![^!:{_nl}]+(?::(?:~(?:-?\d+)?(?:,(?:-?\d+)?)?|(?:'
rf'[^!{_nl}^]|\^[^!{_nl}])[^={_nl}]*=(?:[^!{_nl}^]|\^[^!{_nl}])*)?)?\^?!))' )
_core_token = rf'(?:(?:(?:\^[{_nl}]?)?[^"{_nlws}{_punct}])+)'
_core_token_compound = rf'(?:(?:(?:\^[{_nl}]?)?[^"{_nlws}{_punct})])+)'
_token = rf'(?:[{_punct}]+|{_core_token})'
_token_compound = rf'(?:[{_punct}]+|{_core_token_compound})'
_stoken = (rf'(?:[{_punct}]+|(?:{_string}|{_variable}|{_core_token})+)' )
def _make_begin_state(compound, _core_token=_core_token,
_core_token_compound=_core_token_compound,
_keyword_terminator=_keyword_terminator,
_nl=_nl, _punct=_punct, _string=_string,
_space=_space, _start_label=_start_label,
_stoken=_stoken, _token_terminator=_token_terminator,
_variable=_variable, _ws=_ws):
rest = '(?:{}|{}|[^"%{}{}{}])*' .format(_string, _variable, _nl, _punct,
')' if compound else '' )
rest_of_line = rf'(?:(?:[^{_nl}^]|\^[{_nl}]?[\w\W])*)'
rest_of_line_compound = rf'(?:(?:[^{_nl}^)]|\^[{_nl}]?[^)])*)'
set_space = rf'((?:(?:\^[{_nl}]?)?[^\S\n])*)'
suffix = ''
if compound:
_keyword_terminator = rf'(?:(?=\))|{_keyword_terminator})'
_token_terminator = rf'(?:(?=\))|{_token_terminator})'
suffix = '/compound'
return [
((r'\)' , Punctuation, '#pop') if compound else
(rf'\)((?=\()|{_token_terminator}){rest_of_line}' ,
Comment.Single)),
(rf'(?={_start_label})' , Text, f'follow{suffix}' ),
(_space, using(this, state='text' )),
include(f'redirect{suffix}' ),
(rf'[{_nl}]+' , Text),
(r'\(' , Punctuation, 'root/compound' ),
(r'@+' , Punctuation),
(rf'((?:for|if|rem)(?:(?=(?:\^[{_nl}]?)?/)|(?:(?!\^)|'
rf'(?<=m))(?:(?=\()|{_token_terminator})))({_space}?{_core_token_compound if compound else _core_token}?(?:\^[{_nl}]?)?/(?:\^[{_nl}]?)?\?)' ,
bygroups(Keyword, using(this, state='text' )),
f'follow{suffix}' ),
(rf'(goto{_keyword_terminator})({rest}(?:\^[{_nl}]?)?/(?:\^[{_nl}]?)?\?{rest})' ,
bygroups(Keyword, using(this, state='text' )),
f'follow{suffix}' ),
(words(('assoc' , 'break' , 'cd' , 'chdir' , 'cls' , 'color' , 'copy' ,
'date' , 'del' , 'dir' , 'dpath' , 'echo' , 'endlocal' , 'erase' ,
'exit' , 'ftype' , 'keys' , 'md' , 'mkdir' , 'mklink' , 'move' ,
'path' , 'pause' , 'popd' , 'prompt' , 'pushd' , 'rd' , 'ren' ,
'rename' , 'rmdir' , 'setlocal' , 'shift' , 'start' , 'time' ,
'title' , 'type' , 'ver' , 'verify' , 'vol' ),
suffix=_keyword_terminator), Keyword, f'follow{suffix}' ),
(rf'(call)({_space}?)(:)' ,
bygroups(Keyword, using(this, state='text' ), Punctuation),
f'call{suffix}' ),
(rf'call{_keyword_terminator}' , Keyword),
(rf'(for{_token_terminator}(?!\^))({_space})(/f{_token_terminator})' ,
bygroups(Keyword, using(this, state='text' ), Keyword),
('for/f' , 'for' )),
(rf'(for{_token_terminator}(?!\^))({_space})(/l{_token_terminator})' ,
bygroups(Keyword, using(this, state='text' ), Keyword),
('for/l' , 'for' )),
(rf'for{_token_terminator}(?!\^)' , Keyword, ('for2' , 'for' )),
(rf'(goto{_keyword_terminator})({_space}?)(:?)' ,
bygroups(Keyword, using(this, state='text' ), Punctuation),
f'label{suffix}' ),
(rf'(if(?:(?=\()|{_token_terminator})(?!\^))({_space}?)((?:/i{_token_terminator})?)({_space}?)((?:not{_token_terminator})?)({_space}?)' ,
bygroups(Keyword, using(this, state='text' ), Keyword,
using(this, state='text' ), Keyword,
using(this, state='text' )), ('(?' , 'if' )),
(rf'rem(((?=\()|{_token_terminator}){_space}?{_stoken}?.*|{_keyword_terminator}{rest_of_line_compound if compound else rest_of_line})' ,
Comment.Single, f'follow{suffix}' ),
(rf'(set{_keyword_terminator}){set_space}(/a)' ,
bygroups(Keyword, using(this, state='text' ), Keyword),
f'arithmetic{suffix}' ),
(r'(set{}){}((?:/p)?){}((?:(?:(?:\^[{}]?)?[^"{}{}^={}]|'
r'\^[{}]?[^"=])+)?)((?:(?:\^[{}]?)?=)?)' .format(_keyword_terminator, set_space, set_space, _nl, _nl, _punct,
')' if compound else '' , _nl, _nl),
bygroups(Keyword, using(this, state='text' ), Keyword,
using(this, state='text' ), using(this, state='variable' ),
Punctuation),
f'follow{suffix}' ),
default(f'follow{suffix}' )
]
def _make_follow_state(compound, _label=_label,
_label_compound=_label_compound, _nl=_nl,
_space=_space, _start_label=_start_label,
_token=_token, _token_compound=_token_compound,
_ws=_ws):
suffix = '/compound' if compound else ''
state = []
if compound:
state.append((r'(?=\))' , Text, '#pop'))
state += [
(rf'{_start_label}([{_ws}]*)({_label_compound if compound else _label})(.*)' ,
bygroups(Text, Punctuation, Text, Name.Label, Comment.Single)),
include(f'redirect{suffix}' ),
(rf'(?=[{_nl}])' , Text, '#pop'),
(r'\|\|?|&&?' , Punctuation, '#pop'),
include('text' )
]
return state
def _make_arithmetic_state(compound, _nl=_nl, _punct=_punct,
_string=_string, _variable=_variable,
_ws=_ws, _nlws=_nlws):
op = r'=+\-*/!~'
state = []
if compound:
state.append((r'(?=\))' , Text, '#pop'))
state += [
(r'0[0-7]+' , Number.Oct),
(r'0x[\da-f]+' , Number.Hex),
(r'\d+' , Number.Integer),
(r'[(),]+' , Punctuation),
(rf'([{op}]|%|\^\^)+' , Operator),
(r'({}|{}|(\^[{}]?)?[^(){}%\^"{}{}]|\^[{}]?{})+' .format(_string, _variable, _nl, op, _nlws, _punct, _nlws,
r'[^)]' if compound else r'[\w\W]' ),
using(this, state='variable' )),
(r'(?=[\x00|&])' , Text, '#pop'),
include('follow' )
]
return state
def _make_call_state(compound, _label=_label,
_label_compound=_label_compound):
state = []
if compound:
state.append((r'(?=\))' , Text, '#pop'))
state.append((r'(:?)(%s)' % (_label_compound if compound else _label),
bygroups(Punctuation, Name.Label), '#pop'))
return state
def _make_label_state(compound, _label=_label,
_label_compound=_label_compound, _nl=_nl,
_punct=_punct, _string=_string, _variable=_variable):
state = []
if compound:
state.append((r'(?=\))' , Text, '#pop'))
state.append((r'({}?)((?:{}|{}|\^[{}]?{}|[^"%^{}{}{}])*)' .format(_label_compound if compound else _label, _string,
_variable, _nl, r'[^)]' if compound else r'[\w\W]' , _nl,
_punct, r')' if compound else '' ),
bygroups(Name.Label, Comment.Single), '#pop'))
return state
def _make_redirect_state(compound,
_core_token_compound=_core_token_compound,
_nl=_nl, _punct=_punct, _stoken=_stoken,
_string=_string, _space=_space,
_variable=_variable, _nlws=_nlws):
stoken_compound = (rf'(?:[{_punct}]+|(?:{_string}|{_variable}|{_core_token_compound})+)' )
return [
(rf'((?:(?<=[{_nlws}])\d)?)(>>?&|<&)([{_nlws}]*)(\d)' ,
bygroups(Number.Integer, Punctuation, Text, Number.Integer)),
(rf'((?:(?<=[{_nlws}])(?>?|<)({_space}?{stoken_compound if compound else _stoken})' ,
bygroups(Number.Integer, Punctuation, using(this, state='text' )))
]
tokens = {
'root' : _make_begin_state(False ),
'follow' : _make_follow_state(False ),
'arithmetic' : _make_arithmetic_state(False ),
'call' : _make_call_state(False ),
'label' : _make_label_state(False ),
'redirect' : _make_redirect_state(False ),
'root/compound' : _make_begin_state(True ),
'follow/compound' : _make_follow_state(True ),
'arithmetic/compound' : _make_arithmetic_state(True ),
'call/compound' : _make_call_state(True ),
'label/compound' : _make_label_state(True ),
'redirect/compound' : _make_redirect_state(True ),
'variable-or-escape' : [
(_variable, Name.Variable),
(rf'%%|\^[{_nl}]?(\^!|[\w\W])' , String.Escape)
],
'string' : [
(r'"' , String.Double, '#pop'),
(_variable, Name.Variable),
(r'\^!|%%' , String.Escape),
(rf'[^"%^{_nl}]+|[%^]' , String.Double),
default('#pop')
],
'sqstring' : [
include('variable-or-escape' ),
(r'[^%]+|%' , String.Single)
],
'bqstring' : [
include('variable-or-escape' ),
(r'[^%]+|%' , String.Backtick)
],
'text' : [
(r'"' , String.Double, 'string' ),
include('variable-or-escape' ),
(rf'[^"%^{_nlws}{_punct}\d)]+|.' , Text)
],
'variable' : [
(r'"' , String.Double, 'string' ),
include('variable-or-escape' ),
(rf'[^"%^{_nl}]+|.' , Name.Variable)
],
'for' : [
(rf'({_space})(in)({_space})(\()' ,
bygroups(using(this, state='text' ), Keyword,
using(this, state='text' ), Punctuation), '#pop'),
include('follow' )
],
'for2' : [
(r'\)' , Punctuation),
(rf'({_space})(do{_token_terminator})' ,
bygroups(using(this, state='text' ), Keyword), '#pop'),
(rf'[{_nl}]+' , Text),
include('follow' )
],
'for/f' : [
(rf'(")((?:{_variable}|[^"])*?")([{_nlws}]*)(\))' ,
bygroups(String.Double, using(this, state='string' ), Text,
Punctuation)),
(r'"' , String.Double, ('#pop', 'for2', 'string')),
(rf"('(?:%%|{_variable}|[\w\W])*?')([{_nlws}]*)(\))" ,
bygroups(using(this, state='sqstring' ), Text, Punctuation)),
(rf'(`(?:%%|{_variable}|[\w\W])*?`)([{_nlws}]*)(\))' ,
bygroups(using(this, state='bqstring' ), Text, Punctuation)),
include('for2' )
],
'for/l' : [
(r'-?\d+' , Number.Integer),
include('for2' )
],
'if' : [
(rf'((?:cmdextversion|errorlevel){_token_terminator})({_space})(\d+)' ,
bygroups(Keyword, using(this, state='text' ),
Number.Integer), '#pop'),
(rf'(defined{_token_terminator})({_space})({_stoken})' ,
bygroups(Keyword, using(this, state='text' ),
using(this, state='variable' )), '#pop'),
(rf'(exist{_token_terminator})({_space}{_stoken})' ,
bygroups(Keyword, using(this, state='text' )), '#pop'),
(rf'({_number}{_space})({_opword})({_space}{_number})' ,
bygroups(using(this, state='arithmetic' ), Operator.Word,
using(this, state='arithmetic' )), '#pop'),
(_stoken, using(this, state='text' ), ('#pop', 'if2')),
],
'if2' : [
(rf'({_space}?)(==)({_space}?{_stoken})' ,
bygroups(using(this, state='text' ), Operator,
using(this, state='text' )), '#pop'),
(rf'({_space})({_opword})({_space}{_stoken})' ,
bygroups(using(this, state='text' ), Operator.Word,
using(this, state='text' )), '#pop')
],
'(?' : [
(_space, using(this, state='text' )),
(r'\(' , Punctuation, ('#pop', 'else?', 'root/compound')),
default('#pop')
],
'else?' : [
(_space, using(this, state='text' )),
(rf'else{_token_terminator}' , Keyword, '#pop'),
default('#pop')
]
}
class MSDOSSessionLexer(ShellSessionBaseLexer):
"" "
Lexer for MS DOS shell sessions, i.e. command lines, including a
prompt, interspersed with output.
"" "
name = 'MSDOS Session'
aliases = ['doscon' ]
filenames = []
mimetypes = []
url = 'https://en.wikipedia.org/wiki/MS-DOS '
version_added = '2.1'
_innerLexerCls = BatchLexer
_ps1rgx = re.compile(r'^([^>]*>)(.*\n?)' )
_ps2 = 'More? '
class TcshLexer(RegexLexer):
"" "
Lexer for tcsh scripts.
"" "
name = 'Tcsh'
aliases = ['tcsh' , 'csh' ]
filenames = ['*.tcsh' , '*.csh' ]
mimetypes = ['application/x-csh' ]
url = 'https://www.tcsh.org '
version_added = '0.10'
tokens = {
'root' : [
include('basic' ),
(r'\$\(' , Keyword, 'paren' ),
(r'\$\{#?', Keyword, 'curly'),
(r'`' , String.Backtick, 'backticks' ),
include('data' ),
],
'basic' : [
(r'\b(if|endif|else|while|then|foreach|case|default|'
r'break|continue|goto|breaksw|end|switch|endsw)\s*\b' ,
Keyword),
(r'\b(alias|alloc|bg|bindkey|builtins|bye|caller|cd|chdir|'
r'complete|dirs|echo|echotc|eval|exec|exit|fg|filetest|getxvers|'
r'glob|getspath|hashstat|history|hup|inlib|jobs|kill|'
r'limit|log|login|logout|ls-F|migrate|newgrp|nice|nohup|notify|'
r'onintr|popd|printenv|pushd|rehash|repeat|rootnode|popd|pushd|'
r'set|shift|sched|setenv|setpath|settc|setty|setxvers|shift|'
r'source|stop|suspend|source|suspend|telltc|time|'
r'umask|unalias|uncomplete|unhash|universe|unlimit|unset|unsetenv|'
r'ver|wait|warp|watchlog|where|which)\s*\b' ,
Name.Builtin),
(r'#.*', Comment),
(r'\\[\w\W]' , String.Escape),
(r'(\b\w+)(\s*)(=)' , bygroups(Name.Variable, Text, Operator)),
(r'[\[\]{}()=]+' , Operator),
(r'<<\s*(\' ?)\\?(\w+)[\w\W]+?\2', String),
(r';' , Punctuation),
],
'data' : [
(r'(?s)"(\\\\|\\[0-7]+|\\.|[^"\\])*"' , String.Double),
(r"(?s)'(\\\\|\\[0-7]+|\\.|[^'\\])*'" , String.Single),
(r'\s+' , Text),
(r'[^=\s\[\]{}()$"\' `\\;#]+', Text),
(r'\d+(?= |\Z)' , Number),
(r'\$#?(\w+|.)', Name.Variable),
],
'curly' : [
(r'\}' , Keyword, '#pop'),
(r':-' , Keyword),
(r'\w+' , Name.Variable),
(r'[^}:"\' `$]+', Punctuation),
(r':' , Punctuation),
include('root' ),
],
'paren' : [
(r'\)' , Keyword, '#pop'),
include('root' ),
],
'backticks' : [
(r'`' , String.Backtick, '#pop'),
include('root' ),
],
}
class TcshSessionLexer(ShellSessionBaseLexer):
"" "
Lexer for Tcsh sessions, i.e. command lines, including a
prompt, interspersed with output.
"" "
name = 'Tcsh Session'
aliases = ['tcshcon' ]
filenames = []
mimetypes = []
url = 'https://www.tcsh.org '
version_added = '2.1'
_innerLexerCls = TcshLexer
_ps1rgx = re.compile(r'^([^>]+>)(.*\n?)' )
_ps2 = '? '
class PowerShellLexer(RegexLexer):
"" "
For Windows PowerShell code.
"" "
name = 'PowerShell'
aliases = ['powershell' , 'pwsh' , 'posh' , 'ps1' , 'psm1' ]
filenames = ['*.ps1' , '*.psm1' ]
mimetypes = ['text/x-powershell' ]
url = 'https://learn.microsoft.com/en-us/powershell '
version_added = '1.5'
flags = re.DOTALL | re.IGNORECASE | re.MULTILINE
keywords = (
'while validateset validaterange validatepattern validatelength '
'validatecount until trap switch return ref process param parameter in '
'if global: local: function foreach for finally filter end elseif else '
'dynamicparam do default continue cmdletbinding break begin alias \\? '
'% #script #private #local #global mandatory parametersetname position '
'valuefrompipeline valuefrompipelinebypropertyname '
'valuefromremainingarguments helpmessage try catch throw' ).split()
operators = (
'and as band bnot bor bxor casesensitive ccontains ceq cge cgt cle '
'clike clt cmatch cne cnotcontains cnotlike cnotmatch contains '
'creplace eq exact f file ge gt icontains ieq ige igt ile ilike ilt '
'imatch ine inotcontains inotlike inotmatch ireplace is isnot le like '
'lt match ne not notcontains notlike notmatch or regex replace '
'wildcard' ).split()
verbs = (
'write where watch wait use update unregister unpublish unprotect '
'unlock uninstall undo unblock trace test tee take sync switch '
'suspend submit stop step start split sort skip show set send select '
'search scroll save revoke resume restore restart resolve resize '
'reset request repair rename remove register redo receive read push '
'publish protect pop ping out optimize open new move mount merge '
'measure lock limit join invoke install initialize import hide group '
'grant get format foreach find export expand exit enter enable edit '
'dismount disconnect disable deny debug cxnew copy convertto '
'convertfrom convert connect confirm compress complete compare close '
'clear checkpoint block backup assert approve aggregate add' ).split()
aliases_ = (
'ac asnp cat cd cfs chdir clc clear clhy cli clp cls clv cnsn '
'compare copy cp cpi cpp curl cvpa dbp del diff dir dnsn ebp echo epal '
'epcsv epsn erase etsn exsn fc fhx fl foreach ft fw gal gbp gc gci gcm '
'gcs gdr ghy gi gjb gl gm gmo gp gps gpv group gsn gsnp gsv gu gv gwmi '
'h history icm iex ihy ii ipal ipcsv ipmo ipsn irm ise iwmi iwr kill lp '
'ls man md measure mi mount move mp mv nal ndr ni nmo npssc nsn nv ogv '
'oh popd ps pushd pwd r rbp rcjb rcsn rd rdr ren ri rjb rm rmdir rmo '
'rni rnp rp rsn rsnp rujb rv rvpa rwmi sajb sal saps sasv sbp sc select '
'set shcm si sl sleep sls sort sp spjb spps spsv start sujb sv swmi tee '
'trcm type wget where wjb write' ).split()
commenthelp = (
'component description example externalhelp forwardhelpcategory '
'forwardhelptargetname functionality inputs link '
'notes outputs parameter remotehelprunspace role synopsis' ).split()
tokens = {
'root' : [
# we need to count pairs of parentheses for correct highlight
# of '$(...)' blocks in strings
(r'\(' , Punctuation, 'child' ),
(r'\s+' , Text),
(r'^(\s*#[#\s]*)(\.(?:{}))([^\n]*$)'.format('|'.join(commenthelp)),
bygroups(Comment, String.Doc, Comment)),
(r'#[^\n]*?$', Comment),
(r'(<|<)#', Comment.Multiline, 'multline'),
(r'@"\n' , String.Heredoc, 'heredoc-double' ),
(r"@'\n.*?\n'@" , String.Heredoc),
# escaped syntax
(r'`[\' "$@-]', Punctuation),
(r'"' , String.Double, 'string' ),
(r"'([^']|'')*'" , String.Single),
(r'(\$|@@|@)((global|script|private|env):)?\w+' ,
Name.Variable),
(r'({})\b' .format('|' .join(keywords)), Keyword),
(r'-({})\b' .format('|' .join(operators)), Operator),
(r'({})-[a-z_]\w*\b' .format('|' .join(verbs)), Name.Builtin),
(r'({})\s' .format('|' .join(aliases_)), Name.Builtin),
(r'\[[a-z_\[][\w. `,\[\]]*\]' , Name.Constant), # .net [type]s
(r'-[a-z_]\w*' , Name),
(r'\w+' , Name),
(r'[.,;:@{}\[\]$()=+*/\\&%!~?^`|<>-]' , Punctuation),
],
'child' : [
(r'\)' , Punctuation, '#pop'),
include('root' ),
],
'multline' : [
(r'[^#&.]+', Comment.Multiline),
(r'#(>|>)', Comment.Multiline, '#pop'),
(r'\.({})' .format('|' .join(commenthelp)), String.Doc),
(r'[#&.]', Comment.Multiline),
],
'string' : [
(r"`[0abfnrtv'\" $`]", String.Escape),
(r'[^$`"]+' , String.Double),
(r'\$\(' , Punctuation, 'child' ),
(r'""' , String.Double),
(r'[`$]' , String.Double),
(r'"' , String.Double, '#pop'),
],
'heredoc-double' : [
(r'\n"@' , String.Heredoc, '#pop'),
(r'\$\(' , Punctuation, 'child' ),
(r'[^@\n]+"]' , String.Heredoc),
(r"." , String.Heredoc),
]
}
class PowerShellSessionLexer(ShellSessionBaseLexer):
"" "
Lexer for PowerShell sessions, i.e. command lines, including a
prompt, interspersed with output.
"" "
name = 'PowerShell Session'
aliases = ['pwsh-session' , 'ps1con' ]
filenames = []
mimetypes = []
url = 'https://learn.microsoft.com/en-us/powershell '
version_added = '2.1'
_innerLexerCls = PowerShellLexer
_bare_continuation = True
_ps1rgx = re.compile(r'^((?:\[[^]]+\]: )?PS[^>]*> ?)(.*\n?)' )
_ps2 = '> '
class FishShellLexer(RegexLexer):
"" "
Lexer for Fish shell scripts.
"" "
name = 'Fish'
aliases = ['fish' , 'fishshell' ]
filenames = ['*.fish' , '*.load' ]
mimetypes = ['application/x-fish' ]
url = 'https://fishshell.com '
version_added = '2.1'
tokens = {
'root' : [
include('basic' ),
include('data' ),
include('interp' ),
],
'interp' : [
(r'\$\(\(' , Keyword, 'math' ),
(r'\(' , Keyword, 'paren' ),
(r'\$#?(\w+|.)', Name.Variable),
],
'basic' : [
(r'\b(begin|end|if|else|while|break|for|in|return|function|block|'
r'case|continue|switch|not|and|or|set|echo|exit|pwd|true|false|'
r'cd|count|test)(\s*)\b' ,
bygroups(Keyword, Text)),
(r'\b(alias|bg|bind|breakpoint|builtin|command|commandline|'
r'complete|contains|dirh|dirs|emit|eval|exec|fg|fish|fish_config|'
r'fish_indent|fish_pager|fish_prompt|fish_right_prompt|'
r'fish_update_completions|fishd|funced|funcsave|functions|help|'
r'history|isatty|jobs|math|mimedb|nextd|open|popd|prevd|psub|'
r'pushd|random|read|set_color|source|status|trap|type|ulimit|'
r'umask|vared|fc|getopts|hash|kill|printf|time|wait)\s*\b(?!\.)' ,
Name.Builtin),
(r'#.*\n', Comment),
(r'\\[\w\W]' , String.Escape),
(r'(\b\w+)(\s*)(=)' , bygroups(Name.Variable, Whitespace, Operator)),
(r'[\[\]()=]' , Operator),
(r'<<-?\s*(\' ?)\\?(\w+)[\w\W]+?\2', String),
],
'data' : [
(r'(?s)\$?"(\\\\|\\[0-7]+|\\.|[^"\\$])*"' , String.Double),
(r'"' , String.Double, 'string' ),
(r"(?s)\$'(\\\\|\\[0-7]+|\\.|[^'\\])*'" , String.Single),
(r"(?s)'.*?'" , String.Single),
(r';' , Punctuation),
(r'&|\||\^|<|>' , Operator),
(r'\s+' , Text),
(r'\d+(?= |\Z)' , Number),
(r'[^=\s\[\]{}()$"\' `\\<&|;]+', Text),
],
'string' : [
(r'"' , String.Double, '#pop'),
(r'(?s)(\\\\|\\[0-7]+|\\.|[^"\\$])+' , String.Double),
include('interp' ),
],
'paren' : [
(r'\)' , Keyword, '#pop'),
include('root' ),
],
'math' : [
(r'\)\)' , Keyword, '#pop'),
(r'[-+*/%^|&]|\*\*|\|\|' , Operator),
(r'\d+#\d+', Number),
(r'\d+#(?! )', Number),
(r'\d+' , Number),
include('root' ),
],
}
class ExeclineLexer(RegexLexer):
"" "
Lexer for Laurent Bercot's execline language.
"" "
name = 'execline'
aliases = ['execline' ]
filenames = ['*.exec' ]
url = 'https://skarnet.org/software/execline '
version_added = '2.7'
tokens = {
'root' : [
include('basic' ),
include('data' ),
include('interp' )
],
'interp' : [
(r'\$\{' , String.Interpol, 'curly' ),
(r'\$[\w@#]+', Name.Variable), # user variable
(r'\$' , Text),
],
'basic' : [
(r'\b(background|backtick|cd|define|dollarat|elgetopt|'
r'elgetpositionals|elglob|emptyenv|envfile|exec|execlineb|'
r'exit|export|fdblock|fdclose|fdmove|fdreserve|fdswap|'
r'forbacktickx|foreground|forstdin|forx|getcwd|getpid|heredoc|'
r'homeof|if|ifelse|ifte|ifthenelse|importas|loopwhilex|'
r'multidefine|multisubstitute|pipeline|piperw|posix-cd|'
r'redirfd|runblock|shift|trap|tryexec|umask|unexport|wait|'
r'withstdinas)\b' , Name.Builtin),
(r'\A#!.+\n', Comment.Hashbang),
(r'#.*\n', Comment.Single),
(r'[{}]' , Operator)
],
'data' : [
(r'(?s)"(\\.|[^"\\$])*"' , String.Double),
(r'"' , String.Double, 'string' ),
(r'\s+' , Text),
(r'[^\s{}$"\\]+' , Text)
],
'string' : [
(r'"' , String.Double, '#pop'),
(r'(?s)(\\\\|\\.|[^"\\$])+' , String.Double),
include('interp' ),
],
'curly' : [
(r'\}' , String.Interpol, '#pop'),
(r'[\w#@]+', Name.Variable),
include('root' )
]
}
def analyse_text(text):
if shebang_matches(text, r'execlineb' ):
return 1
quality 77%
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