961 lines
35 KiB
Python
961 lines
35 KiB
Python
|
# -*- coding: utf-8 -*-
|
||
|
|
"""
|
||
|
|
pygments.lexers.dsls
|
||
|
|
~~~~~~~~~~~~~~~~~~~~
|
||
|
|
|
||
|
|
Lexers for various domain-specific languages.
|
||
|
|
|
||
|
|
:copyright: Copyright 2006-2019 by the Pygments team, see AUTHORS.
|
||
|
|
:license: BSD, see LICENSE for details.
|
||
|
|
"""
|
||
|
|
|
||
|
|
import re
|
||
|
|
|
||
|
|
from pygments.lexer import ExtendedRegexLexer, RegexLexer, bygroups, words, \
|
||
|
|
include, default, this, using, combined
|
||
|
|
from pygments.token import Text, Comment, Operator, Keyword, Name, String, \
|
||
|
|
Number, Punctuation, Literal, Whitespace
|
||
|
|
|
||
|
|
__all__ = ['ProtoBufLexer', 'ZeekLexer', 'PuppetLexer', 'RslLexer',
|
||
|
|
'MscgenLexer', 'VGLLexer', 'AlloyLexer', 'PanLexer',
|
||
|
|
'CrmshLexer', 'ThriftLexer', 'FlatlineLexer', 'SnowballLexer']
|
||
|
|
|
||
|
|
|
||
|
|
class ProtoBufLexer(RegexLexer):
|
||
|
|
"""
|
||
|
|
Lexer for `Protocol Buffer <http://code.google.com/p/protobuf/>`_
|
||
|
|
definition files.
|
||
|
|
|
||
|
|
.. versionadded:: 1.4
|
||
|
|
"""
|
||
|
|
|
||
|
|
name = 'Protocol Buffer'
|
||
|
|
aliases = ['protobuf', 'proto']
|
||
|
|
filenames = ['*.proto']
|
||
|
|
|
||
|
|
tokens = {
|
||
|
|
'root': [
|
||
|
|
(r'[ \t]+', Text),
|
||
|
|
(r'[,;{}\[\]()<>]', Punctuation),
|
||
|
|
(r'/(\\\n)?/(\n|(.|\n)*?[^\\]\n)', Comment.Single),
|
||
|
|
(r'/(\\\n)?\*(.|\n)*?\*(\\\n)?/', Comment.Multiline),
|
||
|
|
(words((
|
||
|
|
'import', 'option', 'optional', 'required', 'repeated',
|
||
|
|
'reserved', 'default', 'packed', 'ctype', 'extensions', 'to',
|
||
|
|
'max', 'rpc', 'returns', 'oneof'), prefix=r'\b', suffix=r'\b'),
|
||
|
|
Keyword),
|
||
|
|
(words((
|
||
|
|
'int32', 'int64', 'uint32', 'uint64', 'sint32', 'sint64',
|
||
|
|
'fixed32', 'fixed64', 'sfixed32', 'sfixed64',
|
||
|
|
'float', 'double', 'bool', 'string', 'bytes'), suffix=r'\b'),
|
||
|
|
Keyword.Type),
|
||
|
|
(r'(true|false)\b', Keyword.Constant),
|
||
|
|
(r'(package)(\s+)', bygroups(Keyword.Namespace, Text), 'package'),
|
||
|
|
(r'(message|extend)(\s+)',
|
||
|
|
bygroups(Keyword.Declaration, Text), 'message'),
|
||
|
|
(r'(enum|group|service)(\s+)',
|
||
|
|
bygroups(Keyword.Declaration, Text), 'type'),
|
||
|
|
(r'\".*?\"', String),
|
||
|
|
(r'\'.*?\'', String),
|
||
|
|
(r'(\d+\.\d*|\.\d+|\d+)[eE][+-]?\d+[LlUu]*', Number.Float),
|
||
|
|
(r'(\d+\.\d*|\.\d+|\d+[fF])[fF]?', Number.Float),
|
||
|
|
(r'(\-?(inf|nan))\b', Number.Float),
|
||
|
|
(r'0x[0-9a-fA-F]+[LlUu]*', Number.Hex),
|
||
|
|
(r'0[0-7]+[LlUu]*', Number.Oct),
|
||
|
|
(r'\d+[LlUu]*', Number.Integer),
|
||
|
|
(r'[+-=]', Operator),
|
||
|
|
(r'([a-zA-Z_][\w.]*)([ \t]*)(=)',
|
||
|
|
bygroups(Name.Attribute, Text, Operator)),
|
||
|
|
(r'[a-zA-Z_][\w.]*', Name),
|
||
|
|
],
|
||
|
|
'package': [
|
||
|
|
(r'[a-zA-Z_]\w*', Name.Namespace, '#pop'),
|
||
|
|
default('#pop'),
|
||
|
|
],
|
||
|
|
'message': [
|
||
|
|
(r'[a-zA-Z_]\w*', Name.Class, '#pop'),
|
||
|
|
default('#pop'),
|
||
|
|
],
|
||
|
|
'type': [
|
||
|
|
(r'[a-zA-Z_]\w*', Name, '#pop'),
|
||
|
|
default('#pop'),
|
||
|
|
],
|
||
|
|
}
|
||
|
|
|
||
|
|
|
||
|
|
class ThriftLexer(RegexLexer):
|
||
|
|
"""
|
||
|
|
For `Thrift <https://thrift.apache.org/>`__ interface definitions.
|
||
|
|
|
||
|
|
.. versionadded:: 2.1
|
||
|
|
"""
|
||
|
|
name = 'Thrift'
|
||
|
|
aliases = ['thrift']
|
||
|
|
filenames = ['*.thrift']
|
||
|
|
mimetypes = ['application/x-thrift']
|
||
|
|
|
||
|
|
tokens = {
|
||
|
|
'root': [
|
||
|
|
include('whitespace'),
|
||
|
|
include('comments'),
|
||
|
|
(r'"', String.Double, combined('stringescape', 'dqs')),
|
||
|
|
(r'\'', String.Single, combined('stringescape', 'sqs')),
|
||
|
|
(r'(namespace)(\s+)',
|
||
|
|
bygroups(Keyword.Namespace, Text.Whitespace), 'namespace'),
|
||
|
|
(r'(enum|union|struct|service|exception)(\s+)',
|
||
|
|
bygroups(Keyword.Declaration, Text.Whitespace), 'class'),
|
||
|
|
(r'((?:(?:[^\W\d]|\$)[\w.\[\]$<>]*\s+)+?)' # return arguments
|
||
|
|
r'((?:[^\W\d]|\$)[\w$]*)' # method name
|
||
|
|
r'(\s*)(\()', # signature start
|
||
|
|
bygroups(using(this), Name.Function, Text, Operator)),
|
||
|
|
include('keywords'),
|
||
|
|
include('numbers'),
|
||
|
|
(r'[&=]', Operator),
|
||
|
|
(r'[:;,{}()<>\[\]]', Punctuation),
|
||
|
|
(r'[a-zA-Z_](\.\w|\w)*', Name),
|
||
|
|
],
|
||
|
|
'whitespace': [
|
||
|
|
(r'\n', Text.Whitespace),
|
||
|
|
(r'\s+', Text.Whitespace),
|
||
|
|
],
|
||
|
|
'comments': [
|
||
|
|
(r'#.*$', Comment),
|
||
|
|
(r'//.*?\n', Comment),
|
||
|
|
(r'/\*[\w\W]*?\*/', Comment.Multiline),
|
||
|
|
],
|
||
|
|
'stringescape': [
|
||
|
|
(r'\\([\\nrt"\'])', String.Escape),
|
||
|
|
],
|
||
|
|
'dqs': [
|
||
|
|
(r'"', String.Double, '#pop'),
|
||
|
|
(r'[^\\"\n]+', String.Double),
|
||
|
|
],
|
||
|
|
'sqs': [
|
||
|
|
(r"'", String.Single, '#pop'),
|
||
|
|
(r'[^\\\'\n]+', String.Single),
|
||
|
|
],
|
||
|
|
'namespace': [
|
||
|
|
(r'[a-z*](\.\w|\w)*', Name.Namespace, '#pop'),
|
||
|
|
default('#pop'),
|
||
|
|
],
|
||
|
|
'class': [
|
||
|
|
(r'[a-zA-Z_]\w*', Name.Class, '#pop'),
|
||
|
|
default('#pop'),
|
||
|
|
],
|
||
|
|
'keywords': [
|
||
|
|
(r'(async|oneway|extends|throws|required|optional)\b', Keyword),
|
||
|
|
(r'(true|false)\b', Keyword.Constant),
|
||
|
|
(r'(const|typedef)\b', Keyword.Declaration),
|
||
|
|
(words((
|
||
|
|
'cpp_namespace', 'cpp_include', 'cpp_type', 'java_package',
|
||
|
|
'cocoa_prefix', 'csharp_namespace', 'delphi_namespace',
|
||
|
|
'php_namespace', 'py_module', 'perl_package',
|
||
|
|
'ruby_namespace', 'smalltalk_category', 'smalltalk_prefix',
|
||
|
|
'xsd_all', 'xsd_optional', 'xsd_nillable', 'xsd_namespace',
|
||
|
|
'xsd_attrs', 'include'), suffix=r'\b'),
|
||
|
|
Keyword.Namespace),
|
||
|
|
(words((
|
||
|
|
'void', 'bool', 'byte', 'i16', 'i32', 'i64', 'double',
|
||
|
|
'string', 'binary', 'map', 'list', 'set', 'slist',
|
||
|
|
'senum'), suffix=r'\b'),
|
||
|
|
Keyword.Type),
|
||
|
|
(words((
|
||
|
|
'BEGIN', 'END', '__CLASS__', '__DIR__', '__FILE__',
|
||
|
|
'__FUNCTION__', '__LINE__', '__METHOD__', '__NAMESPACE__',
|
||
|
|
'abstract', 'alias', 'and', 'args', 'as', 'assert', 'begin',
|
||
|
|
'break', 'case', 'catch', 'class', 'clone', 'continue',
|
||
|
|
'declare', 'def', 'default', 'del', 'delete', 'do', 'dynamic',
|
||
|
|
'elif', 'else', 'elseif', 'elsif', 'end', 'enddeclare',
|
||
|
|
'endfor', 'endforeach', 'endif', 'endswitch', 'endwhile',
|
||
|
|
'ensure', 'except', 'exec', 'finally', 'float', 'for',
|
||
|
|
'foreach', 'function', 'global', 'goto', 'if', 'implements',
|
||
|
|
'import', 'in', 'inline', 'instanceof', 'interface', 'is',
|
||
|
|
'lambda', 'module', 'native', 'new', 'next', 'nil', 'not',
|
||
|
|
'or', 'pass', 'public', 'print', 'private', 'protected',
|
||
|
|
'raise', 'redo', 'rescue', 'retry', 'register', 'return',
|
||
|
|
'self', 'sizeof', 'static', 'super', 'switch', 'synchronized',
|
||
|
|
'then', 'this', 'throw', 'transient', 'try', 'undef',
|
||
|
|
'unless', 'unsigned', 'until', 'use', 'var', 'virtual',
|
||
|
|
'volatile', 'when', 'while', 'with', 'xor', 'yield'),
|
||
|
|
prefix=r'\b', suffix=r'\b'),
|
||
|
|
Keyword.Reserved),
|
||
|
|
],
|
||
|
|
'numbers': [
|
||
|
|
(r'[+-]?(\d+\.\d+([eE][+-]?\d+)?|\.?\d+[eE][+-]?\d+)', Number.Float),
|
||
|
|
(r'[+-]?0x[0-9A-Fa-f]+', Number.Hex),
|
||
|
|
(r'[+-]?[0-9]+', Number.Integer),
|
||
|
|
],
|
||
|
|
}
|
||
|
|
|
||
|
|
|
||
|
|
class ZeekLexer(RegexLexer):
|
||
|
|
"""
|
||
|
|
For `Zeek <https://www.zeek.org/>`_ scripts.
|
||
|
|
|
||
|
|
.. versionadded:: 2.5
|
||
|
|
"""
|
||
|
|
name = 'Zeek'
|
||
|
|
aliases = ['zeek', 'bro']
|
||
|
|
filenames = ['*.zeek', '*.bro']
|
||
|
|
|
||
|
|
_hex = r'[0-9a-fA-F]'
|
||
|
|
_float = r'((\d*\.?\d+)|(\d+\.?\d*))([eE][-+]?\d+)?'
|
||
|
|
_h = r'[A-Za-z0-9][-A-Za-z0-9]*'
|
||
|
|
|
||
|
|
tokens = {
|
||
|
|
'root': [
|
||
|
|
include('whitespace'),
|
||
|
|
include('comments'),
|
||
|
|
include('directives'),
|
||
|
|
include('attributes'),
|
||
|
|
include('types'),
|
||
|
|
include('keywords'),
|
||
|
|
include('literals'),
|
||
|
|
include('operators'),
|
||
|
|
include('punctuation'),
|
||
|
|
(r'((?:[A-Za-z_]\w*)(?:::(?:[A-Za-z_]\w*))*)(?=\s*\()',
|
||
|
|
Name.Function),
|
||
|
|
include('identifiers'),
|
||
|
|
],
|
||
|
|
|
||
|
|
'whitespace': [
|
||
|
|
(r'\n', Text),
|
||
|
|
(r'\s+', Text),
|
||
|
|
(r'\\\n', Text),
|
||
|
|
],
|
||
|
|
|
||
|
|
'comments': [
|
||
|
|
(r'#.*$', Comment),
|
||
|
|
],
|
||
|
|
|
||
|
|
'directives': [
|
||
|
|
(r'@(load-plugin|load-sigs|load|unload)\b.*$', Comment.Preproc),
|
||
|
|
(r'@(DEBUG|DIR|FILENAME|deprecated|if|ifdef|ifndef|else|endif)\b', Comment.Preproc),
|
||
|
|
(r'(@prefixes)\s*(\+?=).*$', Comment.Preproc),
|
||
|
|
],
|
||
|
|
|
||
|
|
'attributes': [
|
||
|
|
(words(('redef', 'priority', 'log', 'optional', 'default', 'add_func',
|
||
|
|
'delete_func', 'expire_func', 'read_expire', 'write_expire',
|
||
|
|
'create_expire', 'synchronized', 'persistent', 'rotate_interval',
|
||
|
|
'rotate_size', 'encrypt', 'raw_output', 'mergeable', 'error_handler',
|
||
|
|
'type_column', 'deprecated'),
|
||
|
|
prefix=r'&', suffix=r'\b'),
|
||
|
|
Keyword.Pseudo),
|
||
|
|
],
|
||
|
|
|
||
|
|
'types': [
|
||
|
|
(words(('any',
|
||
|
|
'enum', 'record', 'set', 'table', 'vector',
|
||
|
|
'function', 'hook', 'event',
|
||
|
|
'addr', 'bool', 'count', 'double', 'file', 'int', 'interval',
|
||
|
|
'pattern', 'port', 'string', 'subnet', 'time'),
|
||
|
|
suffix=r'\b'),
|
||
|
|
Keyword.Type),
|
||
|
|
|
||
|
|
(r'(opaque)(\s+)(of)(\s+)((?:[A-Za-z_]\w*)(?:::(?:[A-Za-z_]\w*))*)\b',
|
||
|
|
bygroups(Keyword.Type, Text, Operator.Word, Text, Keyword.Type)),
|
||
|
|
|
||
|
|
(r'(type)(\s+)((?:[A-Za-z_]\w*)(?:::(?:[A-Za-z_]\w*))*)(\s*)(:)(\s*)\b(record|enum)\b',
|
||
|
|
bygroups(Keyword, Text, Name.Class, Text, Operator, Text, Keyword.Type)),
|
||
|
|
|
||
|
|
(r'(type)(\s+)((?:[A-Za-z_]\w*)(?:::(?:[A-Za-z_]\w*))*)(\s*)(:)',
|
||
|
|
bygroups(Keyword, Text, Name, Text, Operator)),
|
||
|
|
|
||
|
|
(r'(redef)(\s+)(record|enum)(\s+)((?:[A-Za-z_]\w*)(?:::(?:[A-Za-z_]\w*))*)\b',
|
||
|
|
bygroups(Keyword, Text, Keyword.Type, Text, Name.Class)),
|
||
|
|
],
|
||
|
|
|
||
|
|
'keywords': [
|
||
|
|
(words(('redef', 'export', 'if', 'else', 'for', 'while',
|
||
|
|
'return', 'break', 'next', 'continue', 'fallthrough',
|
||
|
|
'switch', 'default', 'case',
|
||
|
|
'add', 'delete',
|
||
|
|
'when', 'timeout', 'schedule'),
|
||
|
|
suffix=r'\b'),
|
||
|
|
Keyword),
|
||
|
|
(r'(print)\b', Keyword),
|
||
|
|
(r'(global|local|const|option)\b', Keyword.Declaration),
|
||
|
|
(r'(module)(\s+)(([A-Za-z_]\w*)(?:::([A-Za-z_]\w*))*)\b',
|
||
|
|
bygroups(Keyword.Namespace, Text, Name.Namespace)),
|
||
|
|
],
|
||
|
|
|
||
|
|
'literals': [
|
||
|
|
(r'"', String, 'string'),
|
||
|
|
|
||
|
|
# Not the greatest match for patterns, but generally helps
|
||
|
|
# disambiguate between start of a pattern and just a division
|
||
|
|
# operator.
|
||
|
|
(r'/(?=.*/)', String.Regex, 'regex'),
|
||
|
|
|
||
|
|
(r'(T|F)\b', Keyword.Constant),
|
||
|
|
|
||
|
|
# Port
|
||
|
|
(r'\d{1,5}/(udp|tcp|icmp|unknown)\b', Number),
|
||
|
|
|
||
|
|
# IPv4 Address
|
||
|
|
(r'(\d{1,3}.){3}(\d{1,3})\b', Number),
|
||
|
|
|
||
|
|
# IPv6 Address
|
||
|
|
(r'\[([0-9a-fA-F]{0,4}:){2,7}([0-9a-fA-F]{0,4})?((\d{1,3}.){3}(\d{1,3}))?\]', Number),
|
||
|
|
|
||
|
|
# Numeric
|
||
|
|
(r'0[xX]' + _hex + r'+\b', Number.Hex),
|
||
|
|
(_float + r'\s*(day|hr|min|sec|msec|usec)s?\b', Number.Float),
|
||
|
|
(_float + r'\b', Number.Float),
|
||
|
|
(r'(\d+)\b', Number.Integer),
|
||
|
|
|
||
|
|
# Hostnames
|
||
|
|
(_h + r'(\.' + _h + r')+', String),
|
||
|
|
],
|
||
|
|
|
||
|
|
'operators': [
|
||
|
|
(r'[!%*/+<=>~|&^-]', Operator),
|
||
|
|
(r'([-+=&|]{2}|[+=!><-]=)', Operator),
|
||
|
|
(r'(in|as|is|of)\b', Operator.Word),
|
||
|
|
(r'\??\$', Operator),
|
||
|
|
],
|
||
|
|
|
||
|
|
'punctuation': [
|
||
|
|
(r'[{}()\[\],;.]', Punctuation),
|
||
|
|
# The "ternary if", which uses '?' and ':', could instead be
|
||
|
|
# treated as an Operator, but colons are more frequently used to
|
||
|
|
# separate field/identifier names from their types, so the (often)
|
||
|
|
# less-prominent Punctuation is used even with '?' for consistency.
|
||
|
|
(r'[?:]', Punctuation),
|
||
|
|
],
|
||
|
|
|
||
|
|
'identifiers': [
|
||
|
|
(r'([a-zA-Z_]\w*)(::)', bygroups(Name, Punctuation)),
|
||
|
|
(r'[a-zA-Z_]\w*', Name)
|
||
|
|
],
|
||
|
|
|
||
|
|
'string': [
|
||
|
|
(r'\\.', String.Escape),
|
||
|
|
(r'%-?[0-9]*(\.[0-9]+)?[DTdxsefg]', String.Escape),
|
||
|
|
(r'"', String, '#pop'),
|
||
|
|
(r'.', String),
|
||
|
|
],
|
||
|
|
|
||
|
|
'regex': [
|
||
|
|
(r'\\.', String.Escape),
|
||
|
|
(r'/', String.Regex, '#pop'),
|
||
|
|
(r'.', String.Regex),
|
||
|
|
],
|
||
|
|
}
|
||
|
|
|
||
|
|
|
||
|
|
BroLexer = ZeekLexer
|
||
|
|
|
||
|
|
|
||
|
|
class PuppetLexer(RegexLexer):
|
||
|
|
"""
|
||
|
|
For `Puppet <http://puppetlabs.com/>`__ configuration DSL.
|
||
|
|
|
||
|
|
.. versionadded:: 1.6
|
||
|
|
"""
|
||
|
|
name = 'Puppet'
|
||
|
|
aliases = ['puppet']
|
||
|
|
filenames = ['*.pp']
|
||
|
|
|
||
|
|
tokens = {
|
||
|
|
'root': [
|
||
|
|
include('comments'),
|
||
|
|
include('keywords'),
|
||
|
|
include('names'),
|
||
|
|
include('numbers'),
|
||
|
|
include('operators'),
|
||
|
|
include('strings'),
|
||
|
|
|
||
|
|
(r'[]{}:(),;[]', Punctuation),
|
||
|
|
(r'[^\S\n]+', Text),
|
||
|
|
],
|
||
|
|
|
||
|
|
'comments': [
|
||
|
|
(r'\s*#.*$', Comment),
|
||
|
|
(r'/(\\\n)?[*](.|\n)*?[*](\\\n)?/', Comment.Multiline),
|
||
|
|
],
|
||
|
|
|
||
|
|
'operators': [
|
||
|
|
(r'(=>|\?|<|>|=|\+|-|/|\*|~|!|\|)', Operator),
|
||
|
|
(r'(in|and|or|not)\b', Operator.Word),
|
||
|
|
],
|
||
|
|
|
||
|
|
'names': [
|
||
|
|
(r'[a-zA-Z_]\w*', Name.Attribute),
|
||
|
|
(r'(\$\S+)(\[)(\S+)(\])', bygroups(Name.Variable, Punctuation,
|
||
|
|
String, Punctuation)),
|
||
|
|
(r'\$\S+', Name.Variable),
|
||
|
|
],
|
||
|
|
|
||
|
|
'numbers': [
|
||
|
|
# Copypasta from the Python lexer
|
||
|
|
(r'(\d+\.\d*|\d*\.\d+)([eE][+-]?[0-9]+)?j?', Number.Float),
|
||
|
|
(r'\d+[eE][+-]?[0-9]+j?', Number.Float),
|
||
|
|
(r'0[0-7]+j?', Number.Oct),
|
||
|
|
(r'0[xX][a-fA-F0-9]+', Number.Hex),
|
||
|
|
(r'\d+L', Number.Integer.Long),
|
||
|
|
(r'\d+j?', Number.Integer)
|
||
|
|
],
|
||
|
|
|
||
|
|
'keywords': [
|
||
|
|
# Left out 'group' and 'require'
|
||
|
|
# Since they're often used as attributes
|
||
|
|
(words((
|
||
|
|
'absent', 'alert', 'alias', 'audit', 'augeas', 'before', 'case',
|
||
|
|
'check', 'class', 'computer', 'configured', 'contained',
|
||
|
|
'create_resources', 'crit', 'cron', 'debug', 'default',
|
||
|
|
'define', 'defined', 'directory', 'else', 'elsif', 'emerg',
|
||
|
|
'err', 'exec', 'extlookup', 'fail', 'false', 'file',
|
||
|
|
'filebucket', 'fqdn_rand', 'generate', 'host', 'if', 'import',
|
||
|
|
'include', 'info', 'inherits', 'inline_template', 'installed',
|
||
|
|
'interface', 'k5login', 'latest', 'link', 'loglevel',
|
||
|
|
'macauthorization', 'mailalias', 'maillist', 'mcx', 'md5',
|
||
|
|
'mount', 'mounted', 'nagios_command', 'nagios_contact',
|
||
|
|
'nagios_contactgroup', 'nagios_host', 'nagios_hostdependency',
|
||
|
|
'nagios_hostescalation', 'nagios_hostextinfo', 'nagios_hostgroup',
|
||
|
|
'nagios_service', 'nagios_servicedependency', 'nagios_serviceescalation',
|
||
|
|
'nagios_serviceextinfo', 'nagios_servicegroup', 'nagios_timeperiod',
|
||
|
|
'node', 'noop', 'notice', 'notify', 'package', 'present', 'purged',
|
||
|
|
'realize', 'regsubst', 'resources', 'role', 'router', 'running',
|
||
|
|
'schedule', 'scheduled_task', 'search', 'selboolean', 'selmodule',
|
||
|
|
'service', 'sha1', 'shellquote', 'split', 'sprintf',
|
||
|
|
'ssh_authorized_key', 'sshkey', 'stage', 'stopped', 'subscribe',
|
||
|
|
'tag', 'tagged', 'template', 'tidy', 'true', 'undef', 'unmounted',
|
||
|
|
'user', 'versioncmp', 'vlan', 'warning', 'yumrepo', 'zfs', 'zone',
|
||
|
|
'zpool'), prefix='(?i)', suffix=r'\b'),
|
||
|
|
Keyword),
|
||
|
|
],
|
||
|
|
|
||
|
|
'strings': [
|
||
|
|
(r'"([^"])*"', String),
|
||
|
|
(r"'(\\'|[^'])*'", String),
|
||
|
|
],
|
||
|
|
|
||
|
|
}
|
||
|
|
|
||
|
|
|
||
|
|
class RslLexer(RegexLexer):
|
||
|
|
"""
|
||
|
|
`RSL <http://en.wikipedia.org/wiki/RAISE>`_ is the formal specification
|
||
|
|
language used in RAISE (Rigorous Approach to Industrial Software Engineering)
|
||
|
|
method.
|
||
|
|
|
||
|
|
.. versionadded:: 2.0
|
||
|
|
"""
|
||
|
|
name = 'RSL'
|
||
|
|
aliases = ['rsl']
|
||
|
|
filenames = ['*.rsl']
|
||
|
|
mimetypes = ['text/rsl']
|
||
|
|
|
||
|
|
flags = re.MULTILINE | re.DOTALL
|
||
|
|
|
||
|
|
tokens = {
|
||
|
|
'root': [
|
||
|
|
(words((
|
||
|
|
'Bool', 'Char', 'Int', 'Nat', 'Real', 'Text', 'Unit', 'abs',
|
||
|
|
'all', 'always', 'any', 'as', 'axiom', 'card', 'case', 'channel',
|
||
|
|
'chaos', 'class', 'devt_relation', 'dom', 'elems', 'else', 'elif',
|
||
|
|
'end', 'exists', 'extend', 'false', 'for', 'hd', 'hide', 'if',
|
||
|
|
'in', 'is', 'inds', 'initialise', 'int', 'inter', 'isin', 'len',
|
||
|
|
'let', 'local', 'ltl_assertion', 'object', 'of', 'out', 'post',
|
||
|
|
'pre', 'read', 'real', 'rng', 'scheme', 'skip', 'stop', 'swap',
|
||
|
|
'then', 'theory', 'test_case', 'tl', 'transition_system', 'true',
|
||
|
|
'type', 'union', 'until', 'use', 'value', 'variable', 'while',
|
||
|
|
'with', 'write', '~isin', '-inflist', '-infset', '-list',
|
||
|
|
'-set'), prefix=r'\b', suffix=r'\b'),
|
||
|
|
Keyword),
|
||
|
|
(r'(variable|value)\b', Keyword.Declaration),
|
||
|
|
(r'--.*?\n', Comment),
|
||
|
|
(r'<:.*?:>', Comment),
|
||
|
|
(r'\{!.*?!\}', Comment),
|
||
|
|
(r'/\*.*?\*/', Comment),
|
||
|
|
(r'^[ \t]*([\w]+)[ \t]*:[^:]', Name.Function),
|
||
|
|
(r'(^[ \t]*)([\w]+)([ \t]*\([\w\s,]*\)[ \t]*)(is|as)',
|
||
|
|
bygroups(Text, Name.Function, Text, Keyword)),
|
||
|
|
(r'\b[A-Z]\w*\b', Keyword.Type),
|
||
|
|
(r'(true|false)\b', Keyword.Constant),
|
||
|
|
(r'".*"', String),
|
||
|
|
(r'\'.\'', String.Char),
|
||
|
|
(r'(><|->|-m->|/\\|<=|<<=|<\.|\|\||\|\^\||-~->|-~m->|\\/|>=|>>|'
|
||
|
|
r'\.>|\+\+|-\\|<->|=>|:-|~=|\*\*|<<|>>=|\+>|!!|\|=\||#)',
|
||
|
|
Operator),
|
||
|
|
(r'[0-9]+\.[0-9]+([eE][0-9]+)?[fd]?', Number.Float),
|
||
|
|
(r'0x[0-9a-f]+', Number.Hex),
|
||
|
|
(r'[0-9]+', Number.Integer),
|
||
|
|
(r'.', Text),
|
||
|
|
],
|
||
|
|
}
|
||
|
|
|
||
|
|
def analyse_text(text):
|
||
|
|
"""
|
||
|
|
Check for the most common text in the beginning of a RSL file.
|
||
|
|
"""
|
||
|
|
if re.search(r'scheme\s*.*?=\s*class\s*type', text, re.I) is not None:
|
||
|
|
return 1.0
|
||
|
|
|
||
|
|
|
||
|
|
class MscgenLexer(RegexLexer):
|
||
|
|
"""
|
||
|
|
For `Mscgen <http://www.mcternan.me.uk/mscgen/>`_ files.
|
||
|
|
|
||
|
|
.. versionadded:: 1.6
|
||
|
|
"""
|
||
|
|
name = 'Mscgen'
|
||
|
|
aliases = ['mscgen', 'msc']
|
||
|
|
filenames = ['*.msc']
|
||
|
|
|
||
|
|
_var = r'(\w+|"(?:\\"|[^"])*")'
|
||
|
|
|
||
|
|
tokens = {
|
||
|
|
'root': [
|
||
|
|
(r'msc\b', Keyword.Type),
|
||
|
|
# Options
|
||
|
|
(r'(hscale|HSCALE|width|WIDTH|wordwraparcs|WORDWRAPARCS'
|
||
|
|
r'|arcgradient|ARCGRADIENT)\b', Name.Property),
|
||
|
|
# Operators
|
||
|
|
(r'(abox|ABOX|rbox|RBOX|box|BOX|note|NOTE)\b', Operator.Word),
|
||
|
|
(r'(\.|-|\|){3}', Keyword),
|
||
|
|
(r'(?:-|=|\.|:){2}'
|
||
|
|
r'|<<=>>|<->|<=>|<<>>|<:>'
|
||
|
|
r'|->|=>>|>>|=>|:>|-x|-X'
|
||
|
|
r'|<-|<<=|<<|<=|<:|x-|X-|=', Operator),
|
||
|
|
# Names
|
||
|
|
(r'\*', Name.Builtin),
|
||
|
|
(_var, Name.Variable),
|
||
|
|
# Other
|
||
|
|
(r'\[', Punctuation, 'attrs'),
|
||
|
|
(r'\{|\}|,|;', Punctuation),
|
||
|
|
include('comments')
|
||
|
|
],
|
||
|
|
'attrs': [
|
||
|
|
(r'\]', Punctuation, '#pop'),
|
||
|
|
(_var + r'(\s*)(=)(\s*)' + _var,
|
||
|
|
bygroups(Name.Attribute, Text.Whitespace, Operator, Text.Whitespace,
|
||
|
|
String)),
|
||
|
|
(r',', Punctuation),
|
||
|
|
include('comments')
|
||
|
|
],
|
||
|
|
'comments': [
|
||
|
|
(r'(?://|#).*?\n', Comment.Single),
|
||
|
|
(r'/\*(?:.|\n)*?\*/', Comment.Multiline),
|
||
|
|
(r'[ \t\r\n]+', Text.Whitespace)
|
||
|
|
]
|
||
|
|
}
|
||
|
|
|
||
|
|
|
||
|
|
class VGLLexer(RegexLexer):
|
||
|
|
"""
|
||
|
|
For `SampleManager VGL <http://www.thermoscientific.com/samplemanager>`_
|
||
|
|
source code.
|
||
|
|
|
||
|
|
.. versionadded:: 1.6
|
||
|
|
"""
|
||
|
|
name = 'VGL'
|
||
|
|
aliases = ['vgl']
|
||
|
|
filenames = ['*.rpf']
|
||
|
|
|
||
|
|
flags = re.MULTILINE | re.DOTALL | re.IGNORECASE
|
||
|
|
|
||
|
|
tokens = {
|
||
|
|
'root': [
|
||
|
|
(r'\{[^}]*\}', Comment.Multiline),
|
||
|
|
(r'declare', Keyword.Constant),
|
||
|
|
(r'(if|then|else|endif|while|do|endwhile|and|or|prompt|object'
|
||
|
|
r'|create|on|line|with|global|routine|value|endroutine|constant'
|
||
|
|
r'|global|set|join|library|compile_option|file|exists|create|copy'
|
||
|
|
r'|delete|enable|windows|name|notprotected)(?! *[=<>.,()])',
|
||
|
|
Keyword),
|
||
|
|
(r'(true|false|null|empty|error|locked)', Keyword.Constant),
|
||
|
|
(r'[~^*#!%&\[\]()<>|+=:;,./?-]', Operator),
|
||
|
|
(r'"[^"]*"', String),
|
||
|
|
(r'(\.)([a-z_$][\w$]*)', bygroups(Operator, Name.Attribute)),
|
||
|
|
(r'[0-9][0-9]*(\.[0-9]+(e[+\-]?[0-9]+)?)?', Number),
|
||
|
|
(r'[a-z_$][\w$]*', Name),
|
||
|
|
(r'[\r\n]+', Text),
|
||
|
|
(r'\s+', Text)
|
||
|
|
]
|
||
|
|
}
|
||
|
|
|
||
|
|
|
||
|
|
class AlloyLexer(RegexLexer):
|
||
|
|
"""
|
||
|
|
For `Alloy <http://alloy.mit.edu>`_ source code.
|
||
|
|
|
||
|
|
.. versionadded:: 2.0
|
||
|
|
"""
|
||
|
|
|
||
|
|
name = 'Alloy'
|
||
|
|
aliases = ['alloy']
|
||
|
|
filenames = ['*.als']
|
||
|
|
mimetypes = ['text/x-alloy']
|
||
|
|
|
||
|
|
flags = re.MULTILINE | re.DOTALL
|
||
|
|
|
||
|
|
iden_rex = r'[a-zA-Z_][\w\']*'
|
||
|
|
text_tuple = (r'[^\S\n]+', Text)
|
||
|
|
|
||
|
|
tokens = {
|
||
|
|
'sig': [
|
||
|
|
(r'(extends)\b', Keyword, '#pop'),
|
||
|
|
(iden_rex, Name),
|
||
|
|
text_tuple,
|
||
|
|
(r',', Punctuation),
|
||
|
|
(r'\{', Operator, '#pop'),
|
||
|
|
],
|
||
|
|
'module': [
|
||
|
|
text_tuple,
|
||
|
|
(iden_rex, Name, '#pop'),
|
||
|
|
],
|
||
|
|
'fun': [
|
||
|
|
text_tuple,
|
||
|
|
(r'\{', Operator, '#pop'),
|
||
|
|
(iden_rex, Name, '#pop'),
|
||
|
|
],
|
||
|
|
'root': [
|
||
|
|
(r'--.*?$', Comment.Single),
|
||
|
|
(r'//.*?$', Comment.Single),
|
||
|
|
(r'/\*.*?\*/', Comment.Multiline),
|
||
|
|
text_tuple,
|
||
|
|
(r'(module|open)(\s+)', bygroups(Keyword.Namespace, Text),
|
||
|
|
'module'),
|
||
|
|
(r'(sig|enum)(\s+)', bygroups(Keyword.Declaration, Text), 'sig'),
|
||
|
|
(r'(iden|univ|none)\b', Keyword.Constant),
|
||
|
|
(r'(int|Int)\b', Keyword.Type),
|
||
|
|
(r'(this|abstract|extends|set|seq|one|lone|let)\b', Keyword),
|
||
|
|
(r'(all|some|no|sum|disj|when|else)\b', Keyword),
|
||
|
|
(r'(run|check|for|but|exactly|expect|as)\b', Keyword),
|
||
|
|
(r'(and|or|implies|iff|in)\b', Operator.Word),
|
||
|
|
(r'(fun|pred|fact|assert)(\s+)', bygroups(Keyword, Text), 'fun'),
|
||
|
|
(r'!|#|&&|\+\+|<<|>>|>=|<=>|<=|\.|->', Operator),
|
||
|
|
(r'[-+/*%=<>&!^|~{}\[\]().]', Operator),
|
||
|
|
(iden_rex, Name),
|
||
|
|
(r'[:,]', Punctuation),
|
||
|
|
(r'[0-9]+', Number.Integer),
|
||
|
|
(r'"(\\\\|\\"|[^"])*"', String),
|
||
|
|
(r'\n', Text),
|
||
|
|
]
|
||
|
|
}
|
||
|
|
|
||
|
|
|
||
|
|
class PanLexer(RegexLexer):
|
||
|
|
"""
|
||
|
|
Lexer for `pan <https://github.com/quattor/pan/>`_ source files.
|
||
|
|
|
||
|
|
Based on tcsh lexer.
|
||
|
|
|
||
|
|
.. versionadded:: 2.0
|
||
|
|
"""
|
||
|
|
|
||
|
|
name = 'Pan'
|
||
|
|
aliases = ['pan']
|
||
|
|
filenames = ['*.pan']
|
||
|
|
|
||
|
|
tokens = {
|
||
|
|
'root': [
|
||
|
|
include('basic'),
|
||
|
|
(r'\(', Keyword, 'paren'),
|
||
|
|
(r'\{', Keyword, 'curly'),
|
||
|
|
include('data'),
|
||
|
|
],
|
||
|
|
'basic': [
|
||
|
|
(words((
|
||
|
|
'if', 'for', 'with', 'else', 'type', 'bind', 'while', 'valid', 'final',
|
||
|
|
'prefix', 'unique', 'object', 'foreach', 'include', 'template',
|
||
|
|
'function', 'variable', 'structure', 'extensible', 'declaration'),
|
||
|
|
prefix=r'\b', suffix=r'\s*\b'),
|
||
|
|
Keyword),
|
||
|
|
(words((
|
||
|
|
'file_contents', 'format', 'index', 'length', 'match', 'matches',
|
||
|
|
'replace', 'splice', 'split', 'substr', 'to_lowercase', 'to_uppercase',
|
||
|
|
'debug', 'error', 'traceback', 'deprecated', 'base64_decode',
|
||
|
|
'base64_encode', 'digest', 'escape', 'unescape', 'append', 'create',
|
||
|
|
'first', 'nlist', 'key', 'list', 'merge', 'next', 'prepend', 'is_boolean',
|
||
|
|
'is_defined', 'is_double', 'is_list', 'is_long', 'is_nlist', 'is_null',
|
||
|
|
'is_number', 'is_property', 'is_resource', 'is_string', 'to_boolean',
|
||
|
|
'to_double', 'to_long', 'to_string', 'clone', 'delete', 'exists',
|
||
|
|
'path_exists', 'if_exists', 'return', 'value'),
|
||
|
|
prefix=r'\b', suffix=r'\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\[\]{}()$"\'`\\;#]+', Text),
|
||
|
|
(r'\d+(?= |\Z)', Number),
|
||
|
|
],
|
||
|
|
'curly': [
|
||
|
|
(r'\}', Keyword, '#pop'),
|
||
|
|
(r':-', Keyword),
|
||
|
|
(r'\w+', Name.Variable),
|
||
|
|
(r'[^}:"\'`$]+', Punctuation),
|
||
|
|
(r':', Punctuation),
|
||
|
|
include('root'),
|
||
|
|
],
|
||
|
|
'paren': [
|
||
|
|
(r'\)', Keyword, '#pop'),
|
||
|
|
include('root'),
|
||
|
|
],
|
||
|
|
}
|
||
|
|
|
||
|
|
|
||
|
|
class CrmshLexer(RegexLexer):
|
||
|
|
"""
|
||
|
|
Lexer for `crmsh <http://crmsh.github.io/>`_ configuration files
|
||
|
|
for Pacemaker clusters.
|
||
|
|
|
||
|
|
.. versionadded:: 2.1
|
||
|
|
"""
|
||
|
|
name = 'Crmsh'
|
||
|
|
aliases = ['crmsh', 'pcmk']
|
||
|
|
filenames = ['*.crmsh', '*.pcmk']
|
||
|
|
mimetypes = []
|
||
|
|
|
||
|
|
elem = words((
|
||
|
|
'node', 'primitive', 'group', 'clone', 'ms', 'location',
|
||
|
|
'colocation', 'order', 'fencing_topology', 'rsc_ticket',
|
||
|
|
'rsc_template', 'property', 'rsc_defaults',
|
||
|
|
'op_defaults', 'acl_target', 'acl_group', 'user', 'role',
|
||
|
|
'tag'), suffix=r'(?![\w#$-])')
|
||
|
|
sub = words((
|
||
|
|
'params', 'meta', 'operations', 'op', 'rule',
|
||
|
|
'attributes', 'utilization'), suffix=r'(?![\w#$-])')
|
||
|
|
acl = words(('read', 'write', 'deny'), suffix=r'(?![\w#$-])')
|
||
|
|
bin_rel = words(('and', 'or'), suffix=r'(?![\w#$-])')
|
||
|
|
un_ops = words(('defined', 'not_defined'), suffix=r'(?![\w#$-])')
|
||
|
|
date_exp = words(('in_range', 'date', 'spec', 'in'), suffix=r'(?![\w#$-])')
|
||
|
|
acl_mod = (r'(?:tag|ref|reference|attribute|type|xpath)')
|
||
|
|
bin_ops = (r'(?:lt|gt|lte|gte|eq|ne)')
|
||
|
|
val_qual = (r'(?:string|version|number)')
|
||
|
|
rsc_role_action = (r'(?:Master|Started|Slave|Stopped|'
|
||
|
|
r'start|promote|demote|stop)')
|
||
|
|
|
||
|
|
tokens = {
|
||
|
|
'root': [
|
||
|
|
(r'^#.*\n?', Comment),
|
||
|
|
# attr=value (nvpair)
|
||
|
|
(r'([\w#$-]+)(=)("(?:""|[^"])*"|\S+)',
|
||
|
|
bygroups(Name.Attribute, Punctuation, String)),
|
||
|
|
# need this construct, otherwise numeric node ids
|
||
|
|
# are matched as scores
|
||
|
|
# elem id:
|
||
|
|
(r'(node)(\s+)([\w#$-]+)(:)',
|
||
|
|
bygroups(Keyword, Whitespace, Name, Punctuation)),
|
||
|
|
# scores
|
||
|
|
(r'([+-]?([0-9]+|inf)):', Number),
|
||
|
|
# keywords (elements and other)
|
||
|
|
(elem, Keyword),
|
||
|
|
(sub, Keyword),
|
||
|
|
(acl, Keyword),
|
||
|
|
# binary operators
|
||
|
|
(r'(?:%s:)?(%s)(?![\w#$-])' % (val_qual, bin_ops), Operator.Word),
|
||
|
|
# other operators
|
||
|
|
(bin_rel, Operator.Word),
|
||
|
|
(un_ops, Operator.Word),
|
||
|
|
(date_exp, Operator.Word),
|
||
|
|
# builtin attributes (e.g. #uname)
|
||
|
|
(r'#[a-z]+(?![\w#$-])', Name.Builtin),
|
||
|
|
# acl_mod:blah
|
||
|
|
(r'(%s)(:)("(?:""|[^"])*"|\S+)' % acl_mod,
|
||
|
|
bygroups(Keyword, Punctuation, Name)),
|
||
|
|
# rsc_id[:(role|action)]
|
||
|
|
# NB: this matches all other identifiers
|
||
|
|
(r'([\w#$-]+)(?:(:)(%s))?(?![\w#$-])' % rsc_role_action,
|
||
|
|
bygroups(Name, Punctuation, Operator.Word)),
|
||
|
|
# punctuation
|
||
|
|
(r'(\\(?=\n)|[\[\](){}/:@])', Punctuation),
|
||
|
|
(r'\s+|\n', Whitespace),
|
||
|
|
],
|
||
|
|
}
|
||
|
|
|
||
|
|
|
||
|
|
class FlatlineLexer(RegexLexer):
|
||
|
|
"""
|
||
|
|
Lexer for `Flatline <https://github.com/bigmlcom/flatline>`_ expressions.
|
||
|
|
|
||
|
|
.. versionadded:: 2.2
|
||
|
|
"""
|
||
|
|
name = 'Flatline'
|
||
|
|
aliases = ['flatline']
|
||
|
|
filenames = []
|
||
|
|
mimetypes = ['text/x-flatline']
|
||
|
|
|
||
|
|
special_forms = ('let',)
|
||
|
|
|
||
|
|
builtins = (
|
||
|
|
"!=", "*", "+", "-", "<", "<=", "=", ">", ">=", "abs", "acos", "all",
|
||
|
|
"all-but", "all-with-defaults", "all-with-numeric-default", "and",
|
||
|
|
"asin", "atan", "avg", "avg-window", "bin-center", "bin-count", "call",
|
||
|
|
"category-count", "ceil", "cond", "cond-window", "cons", "cos", "cosh",
|
||
|
|
"count", "diff-window", "div", "ensure-value", "ensure-weighted-value",
|
||
|
|
"epoch", "epoch-day", "epoch-fields", "epoch-hour", "epoch-millisecond",
|
||
|
|
"epoch-minute", "epoch-month", "epoch-second", "epoch-weekday",
|
||
|
|
"epoch-year", "exp", "f", "field", "field-prop", "fields", "filter",
|
||
|
|
"first", "floor", "head", "if", "in", "integer", "language", "length",
|
||
|
|
"levenshtein", "linear-regression", "list", "ln", "log", "log10", "map",
|
||
|
|
"matches", "matches?", "max", "maximum", "md5", "mean", "median", "min",
|
||
|
|
"minimum", "missing", "missing-count", "missing?", "missing_count",
|
||
|
|
"mod", "mode", "normalize", "not", "nth", "occurrences", "or",
|
||
|
|
"percentile", "percentile-label", "population", "population-fraction",
|
||
|
|
"pow", "preferred", "preferred?", "quantile-label", "rand", "rand-int",
|
||
|
|
"random-value", "re-quote", "real", "replace", "replace-first", "rest",
|
||
|
|
"round", "row-number", "segment-label", "sha1", "sha256", "sin", "sinh",
|
||
|
|
"sqrt", "square", "standard-deviation", "standard_deviation", "str",
|
||
|
|
"subs", "sum", "sum-squares", "sum-window", "sum_squares", "summary",
|
||
|
|
"summary-no", "summary-str", "tail", "tan", "tanh", "to-degrees",
|
||
|
|
"to-radians", "variance", "vectorize", "weighted-random-value", "window",
|
||
|
|
"winnow", "within-percentiles?", "z-score",
|
||
|
|
)
|
||
|
|
|
||
|
|
valid_name = r'(?!#)[\w!$%*+<=>?/.#-]+'
|
||
|
|
|
||
|
|
tokens = {
|
||
|
|
'root': [
|
||
|
|
# whitespaces - usually not relevant
|
||
|
|
(r'[,\s]+', Text),
|
||
|
|
|
||
|
|
# numbers
|
||
|
|
(r'-?\d+\.\d+', Number.Float),
|
||
|
|
(r'-?\d+', Number.Integer),
|
||
|
|
(r'0x-?[a-f\d]+', Number.Hex),
|
||
|
|
|
||
|
|
# strings, symbols and characters
|
||
|
|
(r'"(\\\\|\\"|[^"])*"', String),
|
||
|
|
(r"\\(.|[a-z]+)", String.Char),
|
||
|
|
|
||
|
|
# expression template placeholder
|
||
|
|
(r'_', String.Symbol),
|
||
|
|
|
||
|
|
# highlight the special forms
|
||
|
|
(words(special_forms, suffix=' '), Keyword),
|
||
|
|
|
||
|
|
# highlight the builtins
|
||
|
|
(words(builtins, suffix=' '), Name.Builtin),
|
||
|
|
|
||
|
|
# the remaining functions
|
||
|
|
(r'(?<=\()' + valid_name, Name.Function),
|
||
|
|
|
||
|
|
# find the remaining variables
|
||
|
|
(valid_name, Name.Variable),
|
||
|
|
|
||
|
|
# parentheses
|
||
|
|
(r'(\(|\))', Punctuation),
|
||
|
|
],
|
||
|
|
}
|
||
|
|
|
||
|
|
|
||
|
|
class SnowballLexer(ExtendedRegexLexer):
|
||
|
|
"""
|
||
|
|
Lexer for `Snowball <http://snowballstem.org/>`_ source code.
|
||
|
|
|
||
|
|
.. versionadded:: 2.2
|
||
|
|
"""
|
||
|
|
|
||
|
|
name = 'Snowball'
|
||
|
|
aliases = ['snowball']
|
||
|
|
filenames = ['*.sbl']
|
||
|
|
|
||
|
|
_ws = r'\n\r\t '
|
||
|
|
|
||
|
|
def __init__(self, **options):
|
||
|
|
self._reset_stringescapes()
|
||
|
|
ExtendedRegexLexer.__init__(self, **options)
|
||
|
|
|
||
|
|
def _reset_stringescapes(self):
|
||
|
|
self._start = "'"
|
||
|
|
self._end = "'"
|
||
|
|
|
||
|
|
def _string(do_string_first):
|
||
|
|
def callback(lexer, match, ctx):
|
||
|
|
s = match.start()
|
||
|
|
text = match.group()
|
||
|
|
string = re.compile(r'([^%s]*)(.)' % re.escape(lexer._start)).match
|
||
|
|
escape = re.compile(r'([^%s]*)(.)' % re.escape(lexer._end)).match
|
||
|
|
pos = 0
|
||
|
|
do_string = do_string_first
|
||
|
|
while pos < len(text):
|
||
|
|
if do_string:
|
||
|
|
match = string(text, pos)
|
||
|
|
yield s + match.start(1), String.Single, match.group(1)
|
||
|
|
if match.group(2) == "'":
|
||
|
|
yield s + match.start(2), String.Single, match.group(2)
|
||
|
|
ctx.stack.pop()
|
||
|
|
break
|
||
|
|
yield s + match.start(2), String.Escape, match.group(2)
|
||
|
|
pos = match.end()
|
||
|
|
match = escape(text, pos)
|
||
|
|
yield s + match.start(), String.Escape, match.group()
|
||
|
|
if match.group(2) != lexer._end:
|
||
|
|
ctx.stack[-1] = 'escape'
|
||
|
|
break
|
||
|
|
pos = match.end()
|
||
|
|
do_string = True
|
||
|
|
ctx.pos = s + match.end()
|
||
|
|
return callback
|
||
|
|
|
||
|
|
def _stringescapes(lexer, match, ctx):
|
||
|
|
lexer._start = match.group(3)
|
||
|
|
lexer._end = match.group(5)
|
||
|
|
return bygroups(Keyword.Reserved, Text, String.Escape, Text,
|
||
|
|
String.Escape)(lexer, match, ctx)
|
||
|
|
|
||
|
|
tokens = {
|
||
|
|
'root': [
|
||
|
|
(words(('len', 'lenof'), suffix=r'\b'), Operator.Word),
|
||
|
|
include('root1'),
|
||
|
|
],
|
||
|
|
'root1': [
|
||
|
|
(r'[%s]+' % _ws, Text),
|
||
|
|
(r'\d+', Number.Integer),
|
||
|
|
(r"'", String.Single, 'string'),
|
||
|
|
(r'[()]', Punctuation),
|
||
|
|
(r'/\*[\w\W]*?\*/', Comment.Multiline),
|
||
|
|
(r'//.*', Comment.Single),
|
||
|
|
(r'[!*+\-/<=>]=|[-=]>|<[+-]|[$*+\-/<=>?\[\]]', Operator),
|
||
|
|
(words(('as', 'get', 'hex', 'among', 'define', 'decimal',
|
||
|
|
'backwardmode'), suffix=r'\b'),
|
||
|
|
Keyword.Reserved),
|
||
|
|
(words(('strings', 'booleans', 'integers', 'routines', 'externals',
|
||
|
|
'groupings'), suffix=r'\b'),
|
||
|
|
Keyword.Reserved, 'declaration'),
|
||
|
|
(words(('do', 'or', 'and', 'for', 'hop', 'non', 'not', 'set', 'try',
|
||
|
|
'fail', 'goto', 'loop', 'next', 'test', 'true',
|
||
|
|
'false', 'unset', 'atmark', 'attach', 'delete', 'gopast',
|
||
|
|
'insert', 'repeat', 'sizeof', 'tomark', 'atleast',
|
||
|
|
'atlimit', 'reverse', 'setmark', 'tolimit', 'setlimit',
|
||
|
|
'backwards', 'substring'), suffix=r'\b'),
|
||
|
|
Operator.Word),
|
||
|
|
(words(('size', 'limit', 'cursor', 'maxint', 'minint'),
|
||
|
|
suffix=r'\b'),
|
||
|
|
Name.Builtin),
|
||
|
|
(r'(stringdef\b)([%s]*)([^%s]+)' % (_ws, _ws),
|
||
|
|
bygroups(Keyword.Reserved, Text, String.Escape)),
|
||
|
|
(r'(stringescapes\b)([%s]*)(.)([%s]*)(.)' % (_ws, _ws),
|
||
|
|
_stringescapes),
|
||
|
|
(r'[A-Za-z]\w*', Name),
|
||
|
|
],
|
||
|
|
'declaration': [
|
||
|
|
(r'\)', Punctuation, '#pop'),
|
||
|
|
(words(('len', 'lenof'), suffix=r'\b'), Name,
|
||
|
|
('root1', 'declaration')),
|
||
|
|
include('root1'),
|
||
|
|
],
|
||
|
|
'string': [
|
||
|
|
(r"[^']*'", _string(True)),
|
||
|
|
],
|
||
|
|
'escape': [
|
||
|
|
(r"[^']*'", _string(False)),
|
||
|
|
],
|
||
|
|
}
|
||
|
|
|
||
|
|
def get_tokens_unprocessed(self, text=None, context=None):
|
||
|
|
self._reset_stringescapes()
|
||
|
|
return ExtendedRegexLexer.get_tokens_unprocessed(self, text, context)
|