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configs.py
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configs.py
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"""
pygments.lexers.configs
~~~~~~~~~~~~~~~~~~~~~~~
Lexers for configuration file formats.
:copyright: Copyright 2006-2022 by the Pygments team, see AUTHORS.
:license: BSD, see LICENSE for details.
"""
import re
from pygments.lexer import ExtendedRegexLexer, RegexLexer, default, words, \
bygroups, include, using
from pygments.token import Text, Comment, Operator, Keyword, Name, String, \
Number, Punctuation, Whitespace, Literal, Error, Generic
from pygments.lexers.shell import BashLexer
from pygments.lexers.data import JsonLexer
__all__ = ['IniLexer', 'RegeditLexer', 'PropertiesLexer', 'KconfigLexer',
'Cfengine3Lexer', 'ApacheConfLexer', 'SquidConfLexer',
'NginxConfLexer', 'LighttpdConfLexer', 'DockerLexer',
'TerraformLexer', 'TermcapLexer', 'TerminfoLexer',
'PkgConfigLexer', 'PacmanConfLexer', 'AugeasLexer', 'TOMLLexer',
'NestedTextLexer', 'SingularityLexer', 'UnixConfigLexer']
class IniLexer(RegexLexer):
"""
Lexer for configuration files in INI style.
"""
name = 'INI'
aliases = ['ini', 'cfg', 'dosini']
filenames = [
'*.ini', '*.cfg', '*.inf', '.editorconfig',
# systemd unit files
# https://www.freedesktop.org/software/systemd/man/systemd.unit.html
'*.service', '*.socket', '*.device', '*.mount', '*.automount',
'*.swap', '*.target', '*.path', '*.timer', '*.slice', '*.scope',
]
mimetypes = ['text/x-ini', 'text/inf']
tokens = {
'root': [
(r'\s+', Whitespace),
(r'[;#].*', Comment.Single),
(r'\[.*?\]$', Keyword),
(r'(.*?)([ \t]*)(=)([ \t]*)([^;#\n]*[ \t]\\\n)',
bygroups(Name.Attribute, Whitespace, Operator, Whitespace, String), "value"),
(r'(.*?)([ \t]*)(=)([ \t]*)([^;#\n]*)',
bygroups(Name.Attribute, Whitespace, Operator, Whitespace, String)),
# # standalone option, supported by some INI parsers
(r'(.+?)$', Name.Attribute),
],
'value': [ # line continuation
(r'[^;#=]+(?<!\\)\n', String, "#pop"),
],
}
def analyse_text(text):
npos = text.find('\n')
if npos < 3:
return False
return text[0] == '[' and text[npos-1] == ']'
class RegeditLexer(RegexLexer):
"""
Lexer for Windows Registry files produced by regedit.
.. versionadded:: 1.6
"""
name = 'reg'
url = 'http://en.wikipedia.org/wiki/Windows_Registry#.REG_files'
aliases = ['registry']
filenames = ['*.reg']
mimetypes = ['text/x-windows-registry']
tokens = {
'root': [
(r'Windows Registry Editor.*', Text),
(r'\s+', Whitespace),
(r'[;#].*', Comment.Single),
(r'(\[)(-?)(HKEY_[A-Z_]+)(.*?\])$',
bygroups(Keyword, Operator, Name.Builtin, Keyword)),
# String keys, which obey somewhat normal escaping
(r'("(?:\\"|\\\\|[^"])+")([ \t]*)(=)([ \t]*)',
bygroups(Name.Attribute, Whitespace, Operator, Whitespace),
'value'),
# Bare keys (includes @)
(r'(.*?)([ \t]*)(=)([ \t]*)',
bygroups(Name.Attribute, Whitespace, Operator, Whitespace),
'value'),
],
'value': [
(r'-', Operator, '#pop'), # delete value
(r'(dword|hex(?:\([0-9a-fA-F]\))?)(:)([0-9a-fA-F,]+)',
bygroups(Name.Variable, Punctuation, Number), '#pop'),
# As far as I know, .reg files do not support line continuation.
(r'.+', String, '#pop'),
default('#pop'),
]
}
def analyse_text(text):
return text.startswith('Windows Registry Editor')
class PropertiesLexer(RegexLexer):
"""
Lexer for configuration files in Java's properties format.
Note: trailing whitespace counts as part of the value as per spec
.. versionadded:: 1.4
"""
name = 'Properties'
aliases = ['properties', 'jproperties']
filenames = ['*.properties']
mimetypes = ['text/x-java-properties']
tokens = {
'root': [
(r'^(\w+)([ \t])(\w+\s*)$', bygroups(Name.Attribute, Whitespace, String)),
(r'^\w+(\\[ \t]\w*)*$', Name.Attribute),
(r'(^ *)([#!].*)', bygroups(Whitespace, Comment)),
# More controversial comments
(r'(^ *)((?:;|//).*)', bygroups(Whitespace, Comment)),
(r'(.*?)([ \t]*)([=:])([ \t]*)(.*(?:(?<=\\)\n.*)*)',
bygroups(Name.Attribute, Whitespace, Operator, Whitespace, String)),
(r'\s', Whitespace),
],
}
def _rx_indent(level):
# Kconfig *always* interprets a tab as 8 spaces, so this is the default.
# Edit this if you are in an environment where KconfigLexer gets expanded
# input (tabs expanded to spaces) and the expansion tab width is != 8,
# e.g. in connection with Trac (trac.ini, [mimeviewer], tab_width).
# Value range here is 2 <= {tab_width} <= 8.
tab_width = 8
# Regex matching a given indentation {level}, assuming that indentation is
# a multiple of {tab_width}. In other cases there might be problems.
if tab_width == 2:
space_repeat = '+'
else:
space_repeat = '{1,%d}' % (tab_width - 1)
if level == 1:
level_repeat = ''
else:
level_repeat = '{%s}' % level
return r'(?:\t| %s\t| {%s})%s.*\n' % (space_repeat, tab_width, level_repeat)
class KconfigLexer(RegexLexer):
"""
For Linux-style Kconfig files.
.. versionadded:: 1.6
"""
name = 'Kconfig'
aliases = ['kconfig', 'menuconfig', 'linux-config', 'kernel-config']
# Adjust this if new kconfig file names appear in your environment
filenames = ['Kconfig*', '*Config.in*', 'external.in*',
'standard-modules.in']
mimetypes = ['text/x-kconfig']
# No re.MULTILINE, indentation-aware help text needs line-by-line handling
flags = 0
def call_indent(level):
# If indentation >= {level} is detected, enter state 'indent{level}'
return (_rx_indent(level), String.Doc, 'indent%s' % level)
def do_indent(level):
# Print paragraphs of indentation level >= {level} as String.Doc,
# ignoring blank lines. Then return to 'root' state.
return [
(_rx_indent(level), String.Doc),
(r'\s*\n', Text),
default('#pop:2')
]
tokens = {
'root': [
(r'\s+', Whitespace),
(r'#.*?\n', Comment.Single),
(words((
'mainmenu', 'config', 'menuconfig', 'choice', 'endchoice',
'comment', 'menu', 'endmenu', 'visible if', 'if', 'endif',
'source', 'prompt', 'select', 'depends on', 'default',
'range', 'option'), suffix=r'\b'),
Keyword),
(r'(---help---|help)[\t ]*\n', Keyword, 'help'),
(r'(bool|tristate|string|hex|int|defconfig_list|modules|env)\b',
Name.Builtin),
(r'[!=&|]', Operator),
(r'[()]', Punctuation),
(r'[0-9]+', Number.Integer),
(r"'(''|[^'])*'", String.Single),
(r'"(""|[^"])*"', String.Double),
(r'\S+', Text),
],
# Help text is indented, multi-line and ends when a lower indentation
# level is detected.
'help': [
# Skip blank lines after help token, if any
(r'\s*\n', Text),
# Determine the first help line's indentation level heuristically(!).
# Attention: this is not perfect, but works for 99% of "normal"
# indentation schemes up to a max. indentation level of 7.
call_indent(7),
call_indent(6),
call_indent(5),
call_indent(4),
call_indent(3),
call_indent(2),
call_indent(1),
default('#pop'), # for incomplete help sections without text
],
# Handle text for indentation levels 7 to 1
'indent7': do_indent(7),
'indent6': do_indent(6),
'indent5': do_indent(5),
'indent4': do_indent(4),
'indent3': do_indent(3),
'indent2': do_indent(2),
'indent1': do_indent(1),
}
class Cfengine3Lexer(RegexLexer):
"""
Lexer for CFEngine3 policy files.
.. versionadded:: 1.5
"""
name = 'CFEngine3'
url = 'http://cfengine.org'
aliases = ['cfengine3', 'cf3']
filenames = ['*.cf']
mimetypes = []
tokens = {
'root': [
(r'#.*?\n', Comment),
(r'(body)(\s+)(\S+)(\s+)(control)',
bygroups(Keyword, Whitespace, Keyword, Whitespace, Keyword)),
(r'(body|bundle)(\s+)(\S+)(\s+)(\w+)(\()',
bygroups(Keyword, Whitespace, Keyword, Whitespace, Name.Function, Punctuation),
'arglist'),
(r'(body|bundle)(\s+)(\S+)(\s+)(\w+)',
bygroups(Keyword, Whitespace, Keyword, Whitespace, Name.Function)),
(r'(")([^"]+)(")(\s+)(string|slist|int|real)(\s*)(=>)(\s*)',
bygroups(Punctuation, Name.Variable, Punctuation,
Whitespace, Keyword.Type, Whitespace, Operator, Whitespace)),
(r'(\S+)(\s*)(=>)(\s*)',
bygroups(Keyword.Reserved, Whitespace, Operator, Text)),
(r'"', String, 'string'),
(r'(\w+)(\()', bygroups(Name.Function, Punctuation)),
(r'([\w.!&|()]+)(::)', bygroups(Name.Class, Punctuation)),
(r'(\w+)(:)', bygroups(Keyword.Declaration, Punctuation)),
(r'@[{(][^)}]+[})]', Name.Variable),
(r'[(){},;]', Punctuation),
(r'=>', Operator),
(r'->', Operator),
(r'\d+\.\d+', Number.Float),
(r'\d+', Number.Integer),
(r'\w+', Name.Function),
(r'\s+', Whitespace),
],
'string': [
(r'\$[{(]', String.Interpol, 'interpol'),
(r'\\.', String.Escape),
(r'"', String, '#pop'),
(r'\n', String),
(r'.', String),
],
'interpol': [
(r'\$[{(]', String.Interpol, '#push'),
(r'[})]', String.Interpol, '#pop'),
(r'[^${()}]+', String.Interpol),
],
'arglist': [
(r'\)', Punctuation, '#pop'),
(r',', Punctuation),
(r'\w+', Name.Variable),
(r'\s+', Whitespace),
],
}
class ApacheConfLexer(RegexLexer):
"""
Lexer for configuration files following the Apache config file
format.
.. versionadded:: 0.6
"""
name = 'ApacheConf'
aliases = ['apacheconf', 'aconf', 'apache']
filenames = ['.htaccess', 'apache.conf', 'apache2.conf']
mimetypes = ['text/x-apacheconf']
flags = re.MULTILINE | re.IGNORECASE
tokens = {
'root': [
(r'\s+', Whitespace),
(r'#(.*\\\n)+.*$|(#.*?)$', Comment),
(r'(<[^\s>/][^\s>]*)(?:(\s+)(.*))?(>)',
bygroups(Name.Tag, Whitespace, String, Name.Tag)),
(r'(</[^\s>]+)(>)',
bygroups(Name.Tag, Name.Tag)),
(r'[a-z]\w*', Name.Builtin, 'value'),
(r'\.+', Text),
],
'value': [
(r'\\\n', Text),
(r'\n+', Whitespace, '#pop'),
(r'\\', Text),
(r'[^\S\n]+', Whitespace),
(r'\d+\.\d+\.\d+\.\d+(?:/\d+)?', Number),
(r'\d+', Number),
(r'/([*a-z0-9][*\w./-]+)', String.Other),
(r'(on|off|none|any|all|double|email|dns|min|minimal|'
r'os|productonly|full|emerg|alert|crit|error|warn|'
r'notice|info|debug|registry|script|inetd|standalone|'
r'user|group)\b', Keyword),
(r'"([^"\\]*(?:\\(.|\n)[^"\\]*)*)"', String.Double),
(r'[^\s"\\]+', Text)
],
}
class SquidConfLexer(RegexLexer):
"""
Lexer for squid configuration files.
.. versionadded:: 0.9
"""
name = 'SquidConf'
url = 'http://www.squid-cache.org/'
aliases = ['squidconf', 'squid.conf', 'squid']
filenames = ['squid.conf']
mimetypes = ['text/x-squidconf']
flags = re.IGNORECASE
keywords = (
"access_log", "acl", "always_direct", "announce_host",
"announce_period", "announce_port", "announce_to", "anonymize_headers",
"append_domain", "as_whois_server", "auth_param_basic",
"authenticate_children", "authenticate_program", "authenticate_ttl",
"broken_posts", "buffered_logs", "cache_access_log", "cache_announce",
"cache_dir", "cache_dns_program", "cache_effective_group",
"cache_effective_user", "cache_host", "cache_host_acl",
"cache_host_domain", "cache_log", "cache_mem", "cache_mem_high",
"cache_mem_low", "cache_mgr", "cachemgr_passwd", "cache_peer",
"cache_peer_access", "cache_replacement_policy", "cache_stoplist",
"cache_stoplist_pattern", "cache_store_log", "cache_swap",
"cache_swap_high", "cache_swap_log", "cache_swap_low", "client_db",
"client_lifetime", "client_netmask", "connect_timeout", "coredump_dir",
"dead_peer_timeout", "debug_options", "delay_access", "delay_class",
"delay_initial_bucket_level", "delay_parameters", "delay_pools",
"deny_info", "dns_children", "dns_defnames", "dns_nameservers",
"dns_testnames", "emulate_httpd_log", "err_html_text",
"fake_user_agent", "firewall_ip", "forwarded_for", "forward_snmpd_port",
"fqdncache_size", "ftpget_options", "ftpget_program", "ftp_list_width",
"ftp_passive", "ftp_user", "half_closed_clients", "header_access",
"header_replace", "hierarchy_stoplist", "high_response_time_warning",
"high_page_fault_warning", "hosts_file", "htcp_port", "http_access",
"http_anonymizer", "httpd_accel", "httpd_accel_host",
"httpd_accel_port", "httpd_accel_uses_host_header",
"httpd_accel_with_proxy", "http_port", "http_reply_access",
"icp_access", "icp_hit_stale", "icp_port", "icp_query_timeout",
"ident_lookup", "ident_lookup_access", "ident_timeout",
"incoming_http_average", "incoming_icp_average", "inside_firewall",
"ipcache_high", "ipcache_low", "ipcache_size", "local_domain",
"local_ip", "logfile_rotate", "log_fqdn", "log_icp_queries",
"log_mime_hdrs", "maximum_object_size", "maximum_single_addr_tries",
"mcast_groups", "mcast_icp_query_timeout", "mcast_miss_addr",
"mcast_miss_encode_key", "mcast_miss_port", "memory_pools",
"memory_pools_limit", "memory_replacement_policy", "mime_table",
"min_http_poll_cnt", "min_icp_poll_cnt", "minimum_direct_hops",
"minimum_object_size", "minimum_retry_timeout", "miss_access",
"negative_dns_ttl", "negative_ttl", "neighbor_timeout",
"neighbor_type_domain", "netdb_high", "netdb_low", "netdb_ping_period",
"netdb_ping_rate", "never_direct", "no_cache", "passthrough_proxy",
"pconn_timeout", "pid_filename", "pinger_program", "positive_dns_ttl",
"prefer_direct", "proxy_auth", "proxy_auth_realm", "query_icmp",
"quick_abort", "quick_abort_max", "quick_abort_min",
"quick_abort_pct", "range_offset_limit", "read_timeout",
"redirect_children", "redirect_program",
"redirect_rewrites_host_header", "reference_age",
"refresh_pattern", "reload_into_ims", "request_body_max_size",
"request_size", "request_timeout", "shutdown_lifetime",
"single_parent_bypass", "siteselect_timeout", "snmp_access",
"snmp_incoming_address", "snmp_port", "source_ping", "ssl_proxy",
"store_avg_object_size", "store_objects_per_bucket",
"strip_query_terms", "swap_level1_dirs", "swap_level2_dirs",
"tcp_incoming_address", "tcp_outgoing_address", "tcp_recv_bufsize",
"test_reachability", "udp_hit_obj", "udp_hit_obj_size",
"udp_incoming_address", "udp_outgoing_address", "unique_hostname",
"unlinkd_program", "uri_whitespace", "useragent_log",
"visible_hostname", "wais_relay", "wais_relay_host", "wais_relay_port",
)
opts = (
"proxy-only", "weight", "ttl", "no-query", "default", "round-robin",
"multicast-responder", "on", "off", "all", "deny", "allow", "via",
"parent", "no-digest", "heap", "lru", "realm", "children", "q1", "q2",
"credentialsttl", "none", "disable", "offline_toggle", "diskd",
)
actions = (
"shutdown", "info", "parameter", "server_list", "client_list",
r'squid.conf',
)
actions_stats = (
"objects", "vm_objects", "utilization", "ipcache", "fqdncache", "dns",
"redirector", "io", "reply_headers", "filedescriptors", "netdb",
)
actions_log = ("status", "enable", "disable", "clear")
acls = (
"url_regex", "urlpath_regex", "referer_regex", "port", "proto",
"req_mime_type", "rep_mime_type", "method", "browser", "user", "src",
"dst", "time", "dstdomain", "ident", "snmp_community",
)
ip_re = (
r'(?:(?:(?:[3-9]\d?|2(?:5[0-5]|[0-4]?\d)?|1\d{0,2}|0x0*[0-9a-f]{1,2}|'
r'0+[1-3]?[0-7]{0,2})(?:\.(?:[3-9]\d?|2(?:5[0-5]|[0-4]?\d)?|1\d{0,2}|'
r'0x0*[0-9a-f]{1,2}|0+[1-3]?[0-7]{0,2})){3})|(?!.*::.*::)(?:(?!:)|'
r':(?=:))(?:[0-9a-f]{0,4}(?:(?<=::)|(?<!::):)){6}(?:[0-9a-f]{0,4}'
r'(?:(?<=::)|(?<!::):)[0-9a-f]{0,4}(?:(?<=::)|(?<!:)|(?<=:)(?<!::):)|'
r'(?:25[0-4]|2[0-4]\d|1\d\d|[1-9]?\d)(?:\.(?:25[0-4]|2[0-4]\d|1\d\d|'
r'[1-9]?\d)){3}))'
)
tokens = {
'root': [
(r'\s+', Whitespace),
(r'#', Comment, 'comment'),
(words(keywords, prefix=r'\b', suffix=r'\b'), Keyword),
(words(opts, prefix=r'\b', suffix=r'\b'), Name.Constant),
# Actions
(words(actions, prefix=r'\b', suffix=r'\b'), String),
(words(actions_stats, prefix=r'stats/', suffix=r'\b'), String),
(words(actions_log, prefix=r'log/', suffix=r'='), String),
(words(acls, prefix=r'\b', suffix=r'\b'), Keyword),
(ip_re + r'(?:/(?:' + ip_re + r'|\b\d+\b))?', Number.Float),
(r'(?:\b\d+\b(?:-\b\d+|%)?)', Number),
(r'\S+', Text),
],
'comment': [
(r'\s*TAG:.*', String.Escape, '#pop'),
(r'.+', Comment, '#pop'),
default('#pop'),
],
}
class NginxConfLexer(RegexLexer):
"""
Lexer for Nginx configuration files.
.. versionadded:: 0.11
"""
name = 'Nginx configuration file'
url = 'http://nginx.net/'
aliases = ['nginx']
filenames = ['nginx.conf']
mimetypes = ['text/x-nginx-conf']
tokens = {
'root': [
(r'(include)(\s+)([^\s;]+)', bygroups(Keyword, Whitespace, Name)),
(r'[^\s;#]+', Keyword, 'stmt'),
include('base'),
],
'block': [
(r'\}', Punctuation, '#pop:2'),
(r'[^\s;#]+', Keyword.Namespace, 'stmt'),
include('base'),
],
'stmt': [
(r'\{', Punctuation, 'block'),
(r';', Punctuation, '#pop'),
include('base'),
],
'base': [
(r'#.*\n', Comment.Single),
(r'on|off', Name.Constant),
(r'\$[^\s;#()]+', Name.Variable),
(r'([a-z0-9.-]+)(:)([0-9]+)',
bygroups(Name, Punctuation, Number.Integer)),
(r'[a-z-]+/[a-z-+]+', String), # mimetype
# (r'[a-zA-Z._-]+', Keyword),
(r'[0-9]+[km]?\b', Number.Integer),
(r'(~)(\s*)([^\s{]+)', bygroups(Punctuation, Whitespace, String.Regex)),
(r'[:=~]', Punctuation),
(r'[^\s;#{}$]+', String), # catch all
(r'/[^\s;#]*', Name), # pathname
(r'\s+', Whitespace),
(r'[$;]', Text), # leftover characters
],
}
class LighttpdConfLexer(RegexLexer):
"""
Lexer for Lighttpd configuration files.
.. versionadded:: 0.11
"""
name = 'Lighttpd configuration file'
url = 'http://lighttpd.net/'
aliases = ['lighttpd', 'lighty']
filenames = ['lighttpd.conf']
mimetypes = ['text/x-lighttpd-conf']
tokens = {
'root': [
(r'#.*\n', Comment.Single),
(r'/\S*', Name), # pathname
(r'[a-zA-Z._-]+', Keyword),
(r'\d+\.\d+\.\d+\.\d+(?:/\d+)?', Number),
(r'[0-9]+', Number),
(r'=>|=~|\+=|==|=|\+', Operator),
(r'\$[A-Z]+', Name.Builtin),
(r'[(){}\[\],]', Punctuation),
(r'"([^"\\]*(?:\\.[^"\\]*)*)"', String.Double),
(r'\s+', Whitespace),
],
}
class DockerLexer(RegexLexer):
"""
Lexer for Docker configuration files.
.. versionadded:: 2.0
"""
name = 'Docker'
url = 'http://docker.io'
aliases = ['docker', 'dockerfile']
filenames = ['Dockerfile', '*.docker']
mimetypes = ['text/x-dockerfile-config']
_keywords = (r'(?:MAINTAINER|EXPOSE|WORKDIR|USER|STOPSIGNAL)')
_bash_keywords = (r'(?:RUN|CMD|ENTRYPOINT|ENV|ARG|LABEL|ADD|COPY)')
_lb = r'(?:\s*\\?\s*)' # dockerfile line break regex
flags = re.IGNORECASE | re.MULTILINE
tokens = {
'root': [
(r'#.*', Comment),
(r'(FROM)([ \t]*)(\S*)([ \t]*)(?:(AS)([ \t]*)(\S*))?',
bygroups(Keyword, Whitespace, String, Whitespace, Keyword, Whitespace, String)),
(r'(ONBUILD)(\s+)(%s)' % (_lb,), bygroups(Keyword, Whitespace, using(BashLexer))),
(r'(HEALTHCHECK)(\s+)((%s--\w+=\w+%s)*)' % (_lb, _lb),
bygroups(Keyword, Whitespace, using(BashLexer))),
(r'(VOLUME|ENTRYPOINT|CMD|SHELL)(\s+)(%s)(\[.*?\])' % (_lb,),
bygroups(Keyword, Whitespace, using(BashLexer), using(JsonLexer))),
(r'(LABEL|ENV|ARG)(\s+)((%s\w+=\w+%s)*)' % (_lb, _lb),
bygroups(Keyword, Whitespace, using(BashLexer))),
(r'(%s|VOLUME)\b(\s+)(.*)' % (_keywords), bygroups(Keyword, Whitespace, String)),
(r'(%s)(\s+)' % (_bash_keywords,), bygroups(Keyword, Whitespace)),
(r'(.*\\\n)*.+', using(BashLexer)),
]
}
class TerraformLexer(ExtendedRegexLexer):
"""
Lexer for terraformi ``.tf`` files.
.. versionadded:: 2.1
"""
name = 'Terraform'
url = 'https://www.terraform.io/'
aliases = ['terraform', 'tf']
filenames = ['*.tf']
mimetypes = ['application/x-tf', 'application/x-terraform']
classes = ('backend', 'data', 'module', 'output', 'provider',
'provisioner', 'resource', 'variable')
classes_re = "({})".format(('|').join(classes))
types = ('string', 'number', 'bool', 'list', 'tuple', 'map', 'set', 'object', 'null')
numeric_functions = ('abs', 'ceil', 'floor', 'log', 'max',
'mix', 'parseint', 'pow', 'signum')
string_functions = ('chomp', 'format', 'formatlist', 'indent',
'join', 'lower', 'regex', 'regexall', 'replace',
'split', 'strrev', 'substr', 'title', 'trim',
'trimprefix', 'trimsuffix', 'trimspace', 'upper'
)
collection_functions = ('alltrue', 'anytrue', 'chunklist', 'coalesce',
'coalescelist', 'compact', 'concat', 'contains',
'distinct', 'element', 'flatten', 'index', 'keys',
'length', 'list', 'lookup', 'map', 'matchkeys',
'merge', 'range', 'reverse', 'setintersection',
'setproduct', 'setsubtract', 'setunion', 'slice',
'sort', 'sum', 'transpose', 'values', 'zipmap'
)
encoding_functions = ('base64decode', 'base64encode', 'base64gzip',
'csvdecode', 'jsondecode', 'jsonencode', 'textdecodebase64',
'textencodebase64', 'urlencode', 'yamldecode', 'yamlencode')
filesystem_functions = ('abspath', 'dirname', 'pathexpand', 'basename',
'file', 'fileexists', 'fileset', 'filebase64', 'templatefile')
date_time_functions = ('formatdate', 'timeadd', 'timestamp')
hash_crypto_functions = ('base64sha256', 'base64sha512', 'bcrypt', 'filebase64sha256',
'filebase64sha512', 'filemd5', 'filesha1', 'filesha256', 'filesha512',
'md5', 'rsadecrypt', 'sha1', 'sha256', 'sha512', 'uuid', 'uuidv5')
ip_network_functions = ('cidrhost', 'cidrnetmask', 'cidrsubnet', 'cidrsubnets')
type_conversion_functions = ('can', 'defaults', 'tobool', 'tolist', 'tomap',
'tonumber', 'toset', 'tostring', 'try')
builtins = numeric_functions + string_functions + collection_functions + encoding_functions +\
filesystem_functions + date_time_functions + hash_crypto_functions + ip_network_functions +\
type_conversion_functions
builtins_re = "({})".format(('|').join(builtins))
def heredoc_callback(self, match, ctx):
# Parse a terraform heredoc
# match: 1 = <<[-]?, 2 = name 3 = rest of line
start = match.start(1)
yield start, Operator, match.group(1) # <<[-]?
yield match.start(2), String.Delimiter, match.group(2) # heredoc name
ctx.pos = match.start(3)
ctx.end = match.end(3)
yield ctx.pos, String.Heredoc, match.group(3)
ctx.pos = match.end()
hdname = match.group(2)
tolerant = True # leading whitespace is always accepted
lines = []
line_re = re.compile('.*?\n')
for match in line_re.finditer(ctx.text, ctx.pos):
if tolerant:
check = match.group().strip()
else:
check = match.group().rstrip()
if check == hdname:
for amatch in lines:
yield amatch.start(), String.Heredoc, amatch.group()
yield match.start(), String.Delimiter, match.group()
ctx.pos = match.end()
break
else:
lines.append(match)
else:
# end of heredoc not found -- error!
for amatch in lines:
yield amatch.start(), Error, amatch.group()
ctx.end = len(ctx.text)
tokens = {
'root': [
include('basic'),
include('whitespace'),
# Strings
(r'(".*")', bygroups(String.Double)),
# Constants
(words(('true', 'false'), prefix=r'\b', suffix=r'\b'), Name.Constant),
# Types
(words(types, prefix=r'\b', suffix=r'\b'), Keyword.Type),
include('identifier'),
include('punctuation'),
(r'[0-9]+', Number),
],
'basic': [
(r'\s*/\*', Comment.Multiline, 'comment'),
(r'\s*(#|//).*\n', Comment.Single),
include('whitespace'),
# e.g. terraform {
# e.g. egress {
(r'(\s*)([0-9a-zA-Z-_]+)(\s*)(=?)(\s*)(\{)',
bygroups(Whitespace, Name.Builtin, Whitespace, Operator, Whitespace, Punctuation)),
# Assignment with attributes, e.g. something = ...
(r'(\s*)([0-9a-zA-Z-_]+)(\s*)(=)(\s*)',
bygroups(Whitespace, Name.Attribute, Whitespace, Operator, Whitespace)),
# Assignment with environment variables and similar, e.g. "something" = ...
# or key value assignment, e.g. "SlotName" : ...
(r'(\s*)("\S+")(\s*)([=:])(\s*)',
bygroups(Whitespace, Literal.String.Double, Whitespace, Operator, Whitespace)),
# Functions, e.g. jsonencode(element("value"))
(builtins_re + r'(\()', bygroups(Name.Function, Punctuation)),
# List of attributes, e.g. ignore_changes = [last_modified, filename]
(r'(\[)([a-z_,\s]+)(\])', bygroups(Punctuation, Name.Builtin, Punctuation)),
# e.g. resource "aws_security_group" "allow_tls" {
# e.g. backend "consul" {
(classes_re + r'(\s+)("[0-9a-zA-Z-_]+")?(\s*)("[0-9a-zA-Z-_]+")(\s+)(\{)',
bygroups(Keyword.Reserved, Whitespace, Name.Class, Whitespace, Name.Variable, Whitespace, Punctuation)),
# here-doc style delimited strings
(
r'(<<-?)\s*([a-zA-Z_]\w*)(.*?\n)',
heredoc_callback,
)
],
'identifier': [
(r'\b(var\.[0-9a-zA-Z-_\.\[\]]+)\b', bygroups(Name.Variable)),
(r'\b([0-9a-zA-Z-_\[\]]+\.[0-9a-zA-Z-_\.\[\]]+)\b', bygroups(Name.Variable)),
],
'punctuation': [
(r'[\[\]()\{\},.?:!=]', Punctuation),
],
'comment': [
(r'[^*/]', Comment.Multiline),
(r'/\*', Comment.Multiline, '#push'),
(r'\*/', Comment.Multiline, '#pop'),
(r'[*/]', Comment.Multiline)
],
'whitespace': [
(r'\n', Whitespace),
(r'\s+', Whitespace),
(r'(\\)(\n)', bygroups(Text, Whitespace)),
],
}
class TermcapLexer(RegexLexer):
"""
Lexer for termcap database source.
This is very simple and minimal.
.. versionadded:: 2.1
"""
name = 'Termcap'
aliases = ['termcap']
filenames = ['termcap', 'termcap.src']
mimetypes = []
# NOTE:
# * multiline with trailing backslash
# * separator is ':'
# * to embed colon as data, we must use \072
# * space after separator is not allowed (mayve)
tokens = {
'root': [
(r'^#.*', Comment),
(r'^[^\s#:|]+', Name.Tag, 'names'),
(r'\s+', Whitespace),
],
'names': [
(r'\n', Whitespace, '#pop'),
(r':', Punctuation, 'defs'),
(r'\|', Punctuation),
(r'[^:|]+', Name.Attribute),
],
'defs': [
(r'(\\)(\n[ \t]*)', bygroups(Text, Whitespace)),
(r'\n[ \t]*', Whitespace, '#pop:2'),
(r'(#)([0-9]+)', bygroups(Operator, Number)),
(r'=', Operator, 'data'),
(r':', Punctuation),
(r'[^\s:=#]+', Name.Class),
],
'data': [
(r'\\072', Literal),
(r':', Punctuation, '#pop'),
(r'[^:\\]+', Literal), # for performance
(r'.', Literal),
],
}
class TerminfoLexer(RegexLexer):
"""
Lexer for terminfo database source.
This is very simple and minimal.
.. versionadded:: 2.1
"""
name = 'Terminfo'
aliases = ['terminfo']
filenames = ['terminfo', 'terminfo.src']
mimetypes = []
# NOTE:
# * multiline with leading whitespace
# * separator is ','
# * to embed comma as data, we can use \,
# * space after separator is allowed
tokens = {
'root': [
(r'^#.*$', Comment),
(r'^[^\s#,|]+', Name.Tag, 'names'),
(r'\s+', Whitespace),
],
'names': [
(r'\n', Whitespace, '#pop'),
(r'(,)([ \t]*)', bygroups(Punctuation, Whitespace), 'defs'),
(r'\|', Punctuation),
(r'[^,|]+', Name.Attribute),
],
'defs': [
(r'\n[ \t]+', Whitespace),
(r'\n', Whitespace, '#pop:2'),
(r'(#)([0-9]+)', bygroups(Operator, Number)),
(r'=', Operator, 'data'),
(r'(,)([ \t]*)', bygroups(Punctuation, Whitespace)),
(r'[^\s,=#]+', Name.Class),
],
'data': [
(r'\\[,\\]', Literal),
(r'(,)([ \t]*)', bygroups(Punctuation, Whitespace), '#pop'),
(r'[^\\,]+', Literal), # for performance
(r'.', Literal),
],
}
class PkgConfigLexer(RegexLexer):
"""
Lexer for pkg-config
(see also `manual page <http://linux.die.net/man/1/pkg-config>`_).
.. versionadded:: 2.1
"""
name = 'PkgConfig'
url = 'http://www.freedesktop.org/wiki/Software/pkg-config/'
aliases = ['pkgconfig']
filenames = ['*.pc']
mimetypes = []
tokens = {
'root': [
(r'#.*$', Comment.Single),
# variable definitions
(r'^(\w+)(=)', bygroups(Name.Attribute, Operator)),
# keyword lines
(r'^([\w.]+)(:)',
bygroups(Name.Tag, Punctuation), 'spvalue'),
# variable references
include('interp'),
# fallback
(r'\s+', Whitespace),
(r'[^${}#=:\n.]+', Text),
(r'.', Text),
],
'interp': [
# you can escape literal "$" as "$$"
(r'\$\$', Text),
# variable references
(r'\$\{', String.Interpol, 'curly'),
],
'curly': [
(r'\}', String.Interpol, '#pop'),
(r'\w+', Name.Attribute),
],
'spvalue': [
include('interp'),
(r'#.*$', Comment.Single, '#pop'),
(r'\n', Whitespace, '#pop'),
# fallback
(r'\s+', Whitespace),
(r'[^${}#\n\s]+', Text),
(r'.', Text),
],
}
class PacmanConfLexer(RegexLexer):
"""
Lexer for pacman.conf.
Actually, IniLexer works almost fine for this format,
but it yield error token. It is because pacman.conf has
a form without assignment like:
UseSyslog
Color
TotalDownload
CheckSpace
VerbosePkgLists
These are flags to switch on.
.. versionadded:: 2.1
"""
name = 'PacmanConf'
url = 'https://www.archlinux.org/pacman/pacman.conf.5.html'
aliases = ['pacmanconf']
filenames = ['pacman.conf']
mimetypes = []
tokens = {
'root': [
# comment
(r'#.*$', Comment.Single),
# section header
(r'^(\s*)(\[.*?\])(\s*)$', bygroups(Whitespace, Keyword, Whitespace)),
# variable definitions
# (Leading space is allowed...)
(r'(\w+)(\s*)(=)',
bygroups(Name.Attribute, Whitespace, Operator)),
# flags to on
(r'^(\s*)(\w+)(\s*)$',
bygroups(Whitespace, Name.Attribute, Whitespace)),
# built-in special values
(words((
'$repo', # repository
'$arch', # architecture
'%o', # outfile
'%u', # url
), suffix=r'\b'),
Name.Variable),
# fallback
(r'\s+', Whitespace),
(r'.', Text),
],
}
class AugeasLexer(RegexLexer):
"""
Lexer for Augeas.
.. versionadded:: 2.4
"""
name = 'Augeas'
url = 'http://augeas.net'
aliases = ['augeas']
filenames = ['*.aug']
tokens = {
'root': [
(r'(module)(\s*)([^\s=]+)', bygroups(Keyword.Namespace, Whitespace, Name.Namespace)),
(r'(let)(\s*)([^\s=]+)', bygroups(Keyword.Declaration, Whitespace, Name.Variable)),
(r'(del|store|value|counter|seq|key|label|autoload|incl|excl|transform|test|get|put)(\s+)', bygroups(Name.Builtin, Whitespace)),
(r'(\()([^:]+)(\:)(unit|string|regexp|lens|tree|filter)(\))', bygroups(Punctuation, Name.Variable, Punctuation, Keyword.Type, Punctuation)),
(r'\(\*', Comment.Multiline, 'comment'),
(r'[*+\-.;=?|]', Operator),
(r'[()\[\]{}]', Operator),
(r'"', String.Double, 'string'),
(r'\/', String.Regex, 'regex'),
(r'([A-Z]\w*)(\.)(\w+)', bygroups(Name.Namespace, Punctuation, Name.Variable)),
(r'.', Name.Variable),
(r'\s+', Whitespace),
],
'string': [
(r'\\.', String.Escape),
(r'[^"]', String.Double),
(r'"', String.Double, '#pop'),
],
'regex': [
(r'\\.', String.Escape),
(r'[^/]', String.Regex),