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rana-cli/wakatime/packages/pygments/lexers/int_fiction.py

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upgrade pygments to v2.0.1
2014-12-01 06:10:30 +00:00
# -*- coding: utf-8 -*-
"""
pygments.lexers.int_fiction
~~~~~~~~~~~~~~~~~~~~~~~~~~~
Lexers for interactive fiction languages.
upgrade pygments to v2.2.0
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:copyright: Copyright 2006-2017 by the Pygments team, see AUTHORS.
upgrade pygments to v2.0.1
2014-12-01 06:10:30 +00:00
:license: BSD, see LICENSE for details.
"""
import re
from pygments.lexer import RegexLexer, include, bygroups, using, \
this, default, words
from pygments.token import Text, Comment, Operator, Keyword, Name, String, \
Number, Punctuation, Error, Generic
__all__ = ['Inform6Lexer', 'Inform6TemplateLexer', 'Inform7Lexer',
'Tads3Lexer']
class Inform6Lexer(RegexLexer):
"""
For `Inform 6 <http://inform-fiction.org/>`_ source code.
.. versionadded:: 2.0
"""
name = 'Inform 6'
aliases = ['inform6', 'i6']
filenames = ['*.inf']
flags = re.MULTILINE | re.DOTALL | re.UNICODE
_name = r'[a-zA-Z_]\w*'
# Inform 7 maps these four character classes to their ASCII
# equivalents. To support Inform 6 inclusions within Inform 7,
# Inform6Lexer maps them too.
_dash = u'\\-\u2010-\u2014'
_dquote = u'"\u201c\u201d'
_squote = u"'\u2018\u2019"
_newline = u'\\n\u0085\u2028\u2029'
tokens = {
'root': [
(r'\A(!%%[^%s]*[%s])+' % (_newline, _newline), Comment.Preproc,
'directive'),
default('directive')
],
'_whitespace': [
(r'\s+', Text),
(r'![^%s]*' % _newline, Comment.Single)
],
'default': [
include('_whitespace'),
(r'\[', Punctuation, 'many-values'), # Array initialization
(r':|(?=;)', Punctuation, '#pop'),
(r'<', Punctuation), # Second angle bracket in an action statement
default(('expression', '_expression'))
],
# Expressions
'_expression': [
include('_whitespace'),
(r'(?=sp\b)', Text, '#pop'),
(r'(?=[%s%s$0-9#a-zA-Z_])' % (_dquote, _squote), Text,
('#pop', 'value')),
(r'\+\+|[%s]{1,2}(?!>)|~~?' % _dash, Operator),
(r'(?=[()\[%s,?@{:;])' % _dash, Text, '#pop')
],
'expression': [
include('_whitespace'),
(r'\(', Punctuation, ('expression', '_expression')),
(r'\)', Punctuation, '#pop'),
(r'\[', Punctuation, ('#pop', 'statements', 'locals')),
(r'>(?=(\s+|(![^%s]*))*[>;])' % _newline, Punctuation),
(r'\+\+|[%s]{2}(?!>)' % _dash, Operator),
(r',', Punctuation, '_expression'),
(r'&&?|\|\|?|[=~><]?=|[%s]{1,2}>?|\.\.?[&#]?|::|[<>+*/%%]' % _dash,
Operator, '_expression'),
(r'(has|hasnt|in|notin|ofclass|or|provides)\b', Operator.Word,
'_expression'),
(r'sp\b', Name),
(r'\?~?', Name.Label, 'label?'),
(r'[@{]', Error),
default('#pop')
],
'_assembly-expression': [
(r'\(', Punctuation, ('#push', '_expression')),
(r'[\[\]]', Punctuation),
(r'[%s]>' % _dash, Punctuation, '_expression'),
(r'sp\b', Keyword.Pseudo),
(r';', Punctuation, '#pop:3'),
include('expression')
],
'_for-expression': [
(r'\)', Punctuation, '#pop:2'),
(r':', Punctuation, '#pop'),
include('expression')
],
'_keyword-expression': [
(r'(from|near|to)\b', Keyword, '_expression'),
include('expression')
],
'_list-expression': [
(r',', Punctuation, '#pop'),
include('expression')
],
'_object-expression': [
(r'has\b', Keyword.Declaration, '#pop'),
include('_list-expression')
],
# Values
'value': [
include('_whitespace'),
# Strings
(r'[%s][^@][%s]' % (_squote, _squote), String.Char, '#pop'),
(r'([%s])(@\{[0-9a-fA-F]{1,4}\})([%s])' % (_squote, _squote),
bygroups(String.Char, String.Escape, String.Char), '#pop'),
(r'([%s])(@.{2})([%s])' % (_squote, _squote),
bygroups(String.Char, String.Escape, String.Char), '#pop'),
(r'[%s]' % _squote, String.Single, ('#pop', 'dictionary-word')),
(r'[%s]' % _dquote, String.Double, ('#pop', 'string')),
# Numbers
(r'\$[+%s][0-9]*\.?[0-9]*([eE][+%s]?[0-9]+)?' % (_dash, _dash),
Number.Float, '#pop'),
(r'\$[0-9a-fA-F]+', Number.Hex, '#pop'),
(r'\$\$[01]+', Number.Bin, '#pop'),
(r'[0-9]+', Number.Integer, '#pop'),
# Values prefixed by hashes
(r'(##|#a\$)(%s)' % _name, bygroups(Operator, Name), '#pop'),
(r'(#g\$)(%s)' % _name,
bygroups(Operator, Name.Variable.Global), '#pop'),
(r'#[nw]\$', Operator, ('#pop', 'obsolete-dictionary-word')),
(r'(#r\$)(%s)' % _name, bygroups(Operator, Name.Function), '#pop'),
(r'#', Name.Builtin, ('#pop', 'system-constant')),
# System functions
(words((
'child', 'children', 'elder', 'eldest', 'glk', 'indirect', 'metaclass',
'parent', 'random', 'sibling', 'younger', 'youngest'), suffix=r'\b'),
Name.Builtin, '#pop'),
# Metaclasses
(r'(?i)(Class|Object|Routine|String)\b', Name.Builtin, '#pop'),
# Veneer routines
(words((
'Box__Routine', 'CA__Pr', 'CDefArt', 'CInDefArt', 'Cl__Ms',
'Copy__Primitive', 'CP__Tab', 'DA__Pr', 'DB__Pr', 'DefArt', 'Dynam__String',
'EnglishNumber', 'Glk__Wrap', 'IA__Pr', 'IB__Pr', 'InDefArt', 'Main__',
'Meta__class', 'OB__Move', 'OB__Remove', 'OC__Cl', 'OP__Pr', 'Print__Addr',
'Print__PName', 'PrintShortName', 'RA__Pr', 'RA__Sc', 'RL__Pr', 'R_Process',
'RT__ChG', 'RT__ChGt', 'RT__ChLDB', 'RT__ChLDW', 'RT__ChPR', 'RT__ChPrintA',
'RT__ChPrintC', 'RT__ChPrintO', 'RT__ChPrintS', 'RT__ChPS', 'RT__ChR',
'RT__ChSTB', 'RT__ChSTW', 'RT__ChT', 'RT__Err', 'RT__TrPS', 'RV__Pr',
'Symb__Tab', 'Unsigned__Compare', 'WV__Pr', 'Z__Region'),
prefix='(?i)', suffix=r'\b'),
Name.Builtin, '#pop'),
# Other built-in symbols
(words((
'call', 'copy', 'create', 'DEBUG', 'destroy', 'DICT_CHAR_SIZE',
'DICT_ENTRY_BYTES', 'DICT_IS_UNICODE', 'DICT_WORD_SIZE', 'false',
'FLOAT_INFINITY', 'FLOAT_NAN', 'FLOAT_NINFINITY', 'GOBJFIELD_CHAIN',
'GOBJFIELD_CHILD', 'GOBJFIELD_NAME', 'GOBJFIELD_PARENT',
'GOBJFIELD_PROPTAB', 'GOBJFIELD_SIBLING', 'GOBJ_EXT_START',
'GOBJ_TOTAL_LENGTH', 'Grammar__Version', 'INDIV_PROP_START', 'INFIX',
'infix__watching', 'MODULE_MODE', 'name', 'nothing', 'NUM_ATTR_BYTES', 'print',
'print_to_array', 'recreate', 'remaining', 'self', 'sender', 'STRICT_MODE',
'sw__var', 'sys__glob0', 'sys__glob1', 'sys__glob2', 'sys_statusline_flag',
'TARGET_GLULX', 'TARGET_ZCODE', 'temp__global2', 'temp__global3',
'temp__global4', 'temp_global', 'true', 'USE_MODULES', 'WORDSIZE'),
prefix='(?i)', suffix=r'\b'),
Name.Builtin, '#pop'),
# Other values
(_name, Name, '#pop')
],
# Strings
'dictionary-word': [
(r'[~^]+', String.Escape),
(r'[^~^\\@({%s]+' % _squote, String.Single),
(r'[({]', String.Single),
(r'@\{[0-9a-fA-F]{,4}\}', String.Escape),
(r'@.{2}', String.Escape),
(r'[%s]' % _squote, String.Single, '#pop')
],
'string': [
(r'[~^]+', String.Escape),
(r'[^~^\\@({%s]+' % _dquote, String.Double),
(r'[({]', String.Double),
(r'\\', String.Escape),
(r'@(\\\s*[%s]\s*)*@((\\\s*[%s]\s*)*[0-9])*' %
(_newline, _newline), String.Escape),
(r'@(\\\s*[%s]\s*)*\{((\\\s*[%s]\s*)*[0-9a-fA-F]){,4}'
r'(\\\s*[%s]\s*)*\}' % (_newline, _newline, _newline),
String.Escape),
(r'@(\\\s*[%s]\s*)*.(\\\s*[%s]\s*)*.' % (_newline, _newline),
String.Escape),
(r'[%s]' % _dquote, String.Double, '#pop')
],
'plain-string': [
(r'[^~^\\({\[\]%s]+' % _dquote, String.Double),
(r'[~^({\[\]]', String.Double),
(r'\\', String.Escape),
(r'[%s]' % _dquote, String.Double, '#pop')
],
# Names
'_constant': [
include('_whitespace'),
(_name, Name.Constant, '#pop'),
include('value')
],
'_global': [
include('_whitespace'),
(_name, Name.Variable.Global, '#pop'),
include('value')
],
'label?': [
include('_whitespace'),
(_name, Name.Label, '#pop'),
default('#pop')
],
'variable?': [
include('_whitespace'),
(_name, Name.Variable, '#pop'),
default('#pop')
],
# Values after hashes
'obsolete-dictionary-word': [
(r'\S\w*', String.Other, '#pop')
],
'system-constant': [
include('_whitespace'),
(_name, Name.Builtin, '#pop')
],
# Directives
'directive': [
include('_whitespace'),
(r'#', Punctuation),
(r';', Punctuation, '#pop'),
(r'\[', Punctuation,
('default', 'statements', 'locals', 'routine-name?')),
(words((
'abbreviate', 'endif', 'dictionary', 'ifdef', 'iffalse', 'ifndef', 'ifnot',
'iftrue', 'ifv3', 'ifv5', 'release', 'serial', 'switches', 'system_file',
'version'), prefix='(?i)', suffix=r'\b'),
Keyword, 'default'),
(r'(?i)(array|global)\b', Keyword,
('default', 'directive-keyword?', '_global')),
(r'(?i)attribute\b', Keyword, ('default', 'alias?', '_constant')),
(r'(?i)class\b', Keyword,
('object-body', 'duplicates', 'class-name')),
(r'(?i)(constant|default)\b', Keyword,
('default', 'expression', '_constant')),
(r'(?i)(end\b)(.*)', bygroups(Keyword, Text)),
(r'(?i)(extend|verb)\b', Keyword, 'grammar'),
(r'(?i)fake_action\b', Keyword, ('default', '_constant')),
(r'(?i)import\b', Keyword, 'manifest'),
(r'(?i)(include|link)\b', Keyword,
('default', 'before-plain-string')),
(r'(?i)(lowstring|undef)\b', Keyword, ('default', '_constant')),
(r'(?i)message\b', Keyword, ('default', 'diagnostic')),
(r'(?i)(nearby|object)\b', Keyword,
('object-body', '_object-head')),
(r'(?i)property\b', Keyword,
('default', 'alias?', '_constant', 'property-keyword*')),
(r'(?i)replace\b', Keyword,
('default', 'routine-name?', 'routine-name?')),
(r'(?i)statusline\b', Keyword, ('default', 'directive-keyword?')),
(r'(?i)stub\b', Keyword, ('default', 'routine-name?')),
(r'(?i)trace\b', Keyword,
('default', 'trace-keyword?', 'trace-keyword?')),
(r'(?i)zcharacter\b', Keyword,
('default', 'directive-keyword?', 'directive-keyword?')),
(_name, Name.Class, ('object-body', '_object-head'))
],
# [, Replace, Stub
'routine-name?': [
include('_whitespace'),
(_name, Name.Function, '#pop'),
default('#pop')
],
'locals': [
include('_whitespace'),
(r';', Punctuation, '#pop'),
(r'\*', Punctuation),
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(r'"', String.Double, 'plain-string'),
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(_name, Name.Variable)
],
# Array
'many-values': [
include('_whitespace'),
(r';', Punctuation),
(r'\]', Punctuation, '#pop'),
(r':', Error),
default(('expression', '_expression'))
],
# Attribute, Property
'alias?': [
include('_whitespace'),
(r'alias\b', Keyword, ('#pop', '_constant')),
default('#pop')
],
# Class, Object, Nearby
'class-name': [
include('_whitespace'),
(r'(?=[,;]|(class|has|private|with)\b)', Text, '#pop'),
(_name, Name.Class, '#pop')
],
'duplicates': [
include('_whitespace'),
(r'\(', Punctuation, ('#pop', 'expression', '_expression')),
default('#pop')
],
'_object-head': [
(r'[%s]>' % _dash, Punctuation),
(r'(class|has|private|with)\b', Keyword.Declaration, '#pop'),
include('_global')
],
'object-body': [
include('_whitespace'),
(r';', Punctuation, '#pop:2'),
(r',', Punctuation),
(r'class\b', Keyword.Declaration, 'class-segment'),
(r'(has|private|with)\b', Keyword.Declaration),
(r':', Error),
default(('_object-expression', '_expression'))
],
'class-segment': [
include('_whitespace'),
(r'(?=[,;]|(class|has|private|with)\b)', Text, '#pop'),
(_name, Name.Class),
default('value')
],
# Extend, Verb
'grammar': [
include('_whitespace'),
(r'=', Punctuation, ('#pop', 'default')),
(r'\*', Punctuation, ('#pop', 'grammar-line')),
default('_directive-keyword')
],
'grammar-line': [
include('_whitespace'),
(r';', Punctuation, '#pop'),
(r'[/*]', Punctuation),
(r'[%s]>' % _dash, Punctuation, 'value'),
(r'(noun|scope)\b', Keyword, '=routine'),
default('_directive-keyword')
],
'=routine': [
include('_whitespace'),
(r'=', Punctuation, 'routine-name?'),
default('#pop')
],
# Import
'manifest': [
include('_whitespace'),
(r';', Punctuation, '#pop'),
(r',', Punctuation),
(r'(?i)global\b', Keyword, '_global'),
default('_global')
],
# Include, Link, Message
'diagnostic': [
include('_whitespace'),
(r'[%s]' % _dquote, String.Double, ('#pop', 'message-string')),
default(('#pop', 'before-plain-string', 'directive-keyword?'))
],
'before-plain-string': [
include('_whitespace'),
(r'[%s]' % _dquote, String.Double, ('#pop', 'plain-string'))
],
'message-string': [
(r'[~^]+', String.Escape),
include('plain-string')
],
# Keywords used in directives
'_directive-keyword!': [
include('_whitespace'),
(words((
'additive', 'alias', 'buffer', 'class', 'creature', 'data', 'error', 'fatalerror',
'first', 'has', 'held', 'initial', 'initstr', 'last', 'long', 'meta', 'multi',
'multiexcept', 'multiheld', 'multiinside', 'noun', 'number', 'only', 'private',
'replace', 'reverse', 'scope', 'score', 'special', 'string', 'table', 'terminating',
'time', 'topic', 'warning', 'with'), suffix=r'\b'),
Keyword, '#pop'),
(r'[%s]{1,2}>|[+=]' % _dash, Punctuation, '#pop')
],
'_directive-keyword': [
include('_directive-keyword!'),
include('value')
],
'directive-keyword?': [
include('_directive-keyword!'),
default('#pop')
],
'property-keyword*': [
include('_whitespace'),
(r'(additive|long)\b', Keyword),
default('#pop')
],
'trace-keyword?': [
include('_whitespace'),
(words((
'assembly', 'dictionary', 'expressions', 'lines', 'linker',
'objects', 'off', 'on', 'symbols', 'tokens', 'verbs'), suffix=r'\b'),
Keyword, '#pop'),
default('#pop')
],
# Statements
'statements': [
include('_whitespace'),
(r'\]', Punctuation, '#pop'),
(r'[;{}]', Punctuation),
(words((
'box', 'break', 'continue', 'default', 'give', 'inversion',
'new_line', 'quit', 'read', 'remove', 'return', 'rfalse', 'rtrue',
'spaces', 'string', 'until'), suffix=r'\b'),
Keyword, 'default'),
(r'(do|else)\b', Keyword),
(r'(font|style)\b', Keyword,
('default', 'miscellaneous-keyword?')),
(r'for\b', Keyword, ('for', '(?')),
(r'(if|switch|while)', Keyword,
('expression', '_expression', '(?')),
(r'(jump|save|restore)\b', Keyword, ('default', 'label?')),
(r'objectloop\b', Keyword,
('_keyword-expression', 'variable?', '(?')),
(r'print(_ret)?\b|(?=[%s])' % _dquote, Keyword, 'print-list'),
(r'\.', Name.Label, 'label?'),
(r'@', Keyword, 'opcode'),
(r'#(?![agrnw]\$|#)', Punctuation, 'directive'),
(r'<', Punctuation, 'default'),
(r'move\b', Keyword,
('default', '_keyword-expression', '_expression')),
default(('default', '_keyword-expression', '_expression'))
],
'miscellaneous-keyword?': [
include('_whitespace'),
(r'(bold|fixed|from|near|off|on|reverse|roman|to|underline)\b',
Keyword, '#pop'),
(r'(a|A|an|address|char|name|number|object|property|string|the|'
r'The)\b(?=(\s+|(![^%s]*))*\))' % _newline, Keyword.Pseudo,
'#pop'),
(r'%s(?=(\s+|(![^%s]*))*\))' % (_name, _newline), Name.Function,
'#pop'),
default('#pop')
],
'(?': [
include('_whitespace'),
(r'\(', Punctuation, '#pop'),
default('#pop')
],
'for': [
include('_whitespace'),
(r';', Punctuation, ('_for-expression', '_expression')),
default(('_for-expression', '_expression'))
],
'print-list': [
include('_whitespace'),
(r';', Punctuation, '#pop'),
(r':', Error),
default(('_list-expression', '_expression', '_list-expression', 'form'))
],
'form': [
include('_whitespace'),
(r'\(', Punctuation, ('#pop', 'miscellaneous-keyword?')),
default('#pop')
],
# Assembly
'opcode': [
include('_whitespace'),
(r'[%s]' % _dquote, String.Double, ('operands', 'plain-string')),
(_name, Keyword, 'operands')
],
'operands': [
(r':', Error),
default(('_assembly-expression', '_expression'))
]
}
def get_tokens_unprocessed(self, text):
# 'in' is either a keyword or an operator.
# If the token two tokens after 'in' is ')', 'in' is a keyword:
# objectloop(a in b)
# Otherwise, it is an operator:
# objectloop(a in b && true)
objectloop_queue = []
objectloop_token_count = -1
previous_token = None
for index, token, value in RegexLexer.get_tokens_unprocessed(self,
text):
if previous_token is Name.Variable and value == 'in':
objectloop_queue = [[index, token, value]]
objectloop_token_count = 2
elif objectloop_token_count > 0:
if token not in Comment and token not in Text:
objectloop_token_count -= 1
objectloop_queue.append((index, token, value))
else:
if objectloop_token_count == 0:
if objectloop_queue[-1][2] == ')':
objectloop_queue[0][1] = Keyword
while objectloop_queue:
yield objectloop_queue.pop(0)
objectloop_token_count = -1
yield index, token, value
if token not in Comment and token not in Text:
previous_token = token
while objectloop_queue:
yield objectloop_queue.pop(0)
class Inform7Lexer(RegexLexer):
"""
For `Inform 7 <http://inform7.com/>`_ source code.
.. versionadded:: 2.0
"""
name = 'Inform 7'
aliases = ['inform7', 'i7']
filenames = ['*.ni', '*.i7x']
flags = re.MULTILINE | re.DOTALL | re.UNICODE
_dash = Inform6Lexer._dash
_dquote = Inform6Lexer._dquote
_newline = Inform6Lexer._newline
_start = r'\A|(?<=[%s])' % _newline
# There are three variants of Inform 7, differing in how to
# interpret at signs and braces in I6T. In top-level inclusions, at
# signs in the first column are inweb syntax. In phrase definitions
# and use options, tokens in braces are treated as I7. Use options
# also interpret "{N}".
tokens = {}
token_variants = ['+i6t-not-inline', '+i6t-inline', '+i6t-use-option']
for level in token_variants:
tokens[level] = {
'+i6-root': list(Inform6Lexer.tokens['root']),
'+i6t-root': [ # For Inform6TemplateLexer
(r'[^%s]*' % Inform6Lexer._newline, Comment.Preproc,
('directive', '+p'))
],
'root': [
(r'(\|?\s)+', Text),
(r'\[', Comment.Multiline, '+comment'),
(r'[%s]' % _dquote, Generic.Heading,
('+main', '+titling', '+titling-string')),
default(('+main', '+heading?'))
],
'+titling-string': [
(r'[^%s]+' % _dquote, Generic.Heading),
(r'[%s]' % _dquote, Generic.Heading, '#pop')
],
'+titling': [
(r'\[', Comment.Multiline, '+comment'),
(r'[^%s.;:|%s]+' % (_dquote, _newline), Generic.Heading),
(r'[%s]' % _dquote, Generic.Heading, '+titling-string'),
(r'[%s]{2}|(?<=[\s%s])\|[\s%s]' % (_newline, _dquote, _dquote),
Text, ('#pop', '+heading?')),
(r'[.;:]|(?<=[\s%s])\|' % _dquote, Text, '#pop'),
(r'[|%s]' % _newline, Generic.Heading)
],
'+main': [
(r'(?i)[^%s:a\[(|%s]+' % (_dquote, _newline), Text),
(r'[%s]' % _dquote, String.Double, '+text'),
(r':', Text, '+phrase-definition'),
(r'(?i)\bas\b', Text, '+use-option'),
(r'\[', Comment.Multiline, '+comment'),
(r'(\([%s])(.*?)([%s]\))' % (_dash, _dash),
bygroups(Punctuation,
using(this, state=('+i6-root', 'directive'),
i6t='+i6t-not-inline'), Punctuation)),
(r'(%s|(?<=[\s;:.%s]))\|\s|[%s]{2,}' %
(_start, _dquote, _newline), Text, '+heading?'),
(r'(?i)[a(|%s]' % _newline, Text)
],
'+phrase-definition': [
(r'\s+', Text),
(r'\[', Comment.Multiline, '+comment'),
(r'(\([%s])(.*?)([%s]\))' % (_dash, _dash),
bygroups(Punctuation,
using(this, state=('+i6-root', 'directive',
'default', 'statements'),
i6t='+i6t-inline'), Punctuation), '#pop'),
default('#pop')
],
'+use-option': [
(r'\s+', Text),
(r'\[', Comment.Multiline, '+comment'),
(r'(\([%s])(.*?)([%s]\))' % (_dash, _dash),
bygroups(Punctuation,
using(this, state=('+i6-root', 'directive'),
i6t='+i6t-use-option'), Punctuation), '#pop'),
default('#pop')
],
'+comment': [
(r'[^\[\]]+', Comment.Multiline),
(r'\[', Comment.Multiline, '#push'),
(r'\]', Comment.Multiline, '#pop')
],
'+text': [
(r'[^\[%s]+' % _dquote, String.Double),
(r'\[.*?\]', String.Interpol),
(r'[%s]' % _dquote, String.Double, '#pop')
],
'+heading?': [
(r'(\|?\s)+', Text),
(r'\[', Comment.Multiline, '+comment'),
(r'[%s]{4}\s+' % _dash, Text, '+documentation-heading'),
(r'[%s]{1,3}' % _dash, Text),
(r'(?i)(volume|book|part|chapter|section)\b[^%s]*' % _newline,
Generic.Heading, '#pop'),
default('#pop')
],
'+documentation-heading': [
(r'\s+', Text),
(r'\[', Comment.Multiline, '+comment'),
(r'(?i)documentation\s+', Text, '+documentation-heading2'),
default('#pop')
],
'+documentation-heading2': [
(r'\s+', Text),
(r'\[', Comment.Multiline, '+comment'),
(r'[%s]{4}\s' % _dash, Text, '+documentation'),
default('#pop:2')
],
'+documentation': [
(r'(?i)(%s)\s*(chapter|example)\s*:[^%s]*' %
(_start, _newline), Generic.Heading),
(r'(?i)(%s)\s*section\s*:[^%s]*' % (_start, _newline),
Generic.Subheading),
(r'((%s)\t.*?[%s])+' % (_start, _newline),
using(this, state='+main')),
(r'[^%s\[]+|[%s\[]' % (_newline, _newline), Text),
(r'\[', Comment.Multiline, '+comment'),
],
'+i6t-not-inline': [
(r'(%s)@c( .*?)?([%s]|\Z)' % (_start, _newline),
Comment.Preproc),
(r'(%s)@([%s]+|Purpose:)[^%s]*' % (_start, _dash, _newline),
Comment.Preproc),
(r'(%s)@p( .*?)?([%s]|\Z)' % (_start, _newline),
Generic.Heading, '+p')
],
'+i6t-use-option': [
include('+i6t-not-inline'),
(r'(\{)(N)(\})', bygroups(Punctuation, Text, Punctuation))
],
'+i6t-inline': [
(r'(\{)(\S[^}]*)?(\})',
bygroups(Punctuation, using(this, state='+main'),
Punctuation))
],
'+i6t': [
(r'(\{[%s])(![^}]*)(\}?)' % _dash,
bygroups(Punctuation, Comment.Single, Punctuation)),
(r'(\{[%s])(lines)(:)([^}]*)(\}?)' % _dash,
bygroups(Punctuation, Keyword, Punctuation, Text,
Punctuation), '+lines'),
(r'(\{[%s])([^:}]*)(:?)([^}]*)(\}?)' % _dash,
bygroups(Punctuation, Keyword, Punctuation, Text,
Punctuation)),
(r'(\(\+)(.*?)(\+\)|\Z)',
bygroups(Punctuation, using(this, state='+main'),
Punctuation))
],
'+p': [
(r'[^@]+', Comment.Preproc),
(r'(%s)@c( .*?)?([%s]|\Z)' % (_start, _newline),
Comment.Preproc, '#pop'),
(r'(%s)@([%s]|Purpose:)' % (_start, _dash), Comment.Preproc),
(r'(%s)@p( .*?)?([%s]|\Z)' % (_start, _newline),
Generic.Heading),
(r'@', Comment.Preproc)
],
'+lines': [
(r'(%s)@c( .*?)?([%s]|\Z)' % (_start, _newline),
Comment.Preproc),
(r'(%s)@([%s]|Purpose:)[^%s]*' % (_start, _dash, _newline),
Comment.Preproc),
(r'(%s)@p( .*?)?([%s]|\Z)' % (_start, _newline),
Generic.Heading, '+p'),
(r'(%s)@\w*[ %s]' % (_start, _newline), Keyword),
(r'![^%s]*' % _newline, Comment.Single),
(r'(\{)([%s]endlines)(\})' % _dash,
bygroups(Punctuation, Keyword, Punctuation), '#pop'),
(r'[^@!{]+?([%s]|\Z)|.' % _newline, Text)
]
}
# Inform 7 can include snippets of Inform 6 template language,
# so all of Inform6Lexer's states are copied here, with
# modifications to account for template syntax. Inform7Lexer's
# own states begin with '+' to avoid name conflicts. Some of
# Inform6Lexer's states begin with '_': these are not modified.
# They deal with template syntax either by including modified
# states, or by matching r'' then pushing to modified states.
for token in Inform6Lexer.tokens:
if token == 'root':
continue
tokens[level][token] = list(Inform6Lexer.tokens[token])
if not token.startswith('_'):
tokens[level][token][:0] = [include('+i6t'), include(level)]
def __init__(self, **options):
level = options.get('i6t', '+i6t-not-inline')
if level not in self._all_tokens:
self._tokens = self.__class__.process_tokendef(level)
else:
self._tokens = self._all_tokens[level]
RegexLexer.__init__(self, **options)
class Inform6TemplateLexer(Inform7Lexer):
"""
For `Inform 6 template
<http://inform7.com/sources/src/i6template/Woven/index.html>`_ code.
.. versionadded:: 2.0
"""
name = 'Inform 6 template'
aliases = ['i6t']
filenames = ['*.i6t']
def get_tokens_unprocessed(self, text, stack=('+i6t-root',)):
return Inform7Lexer.get_tokens_unprocessed(self, text, stack)
class Tads3Lexer(RegexLexer):
"""
For `TADS 3 <http://www.tads.org/>`_ source code.
"""
name = 'TADS 3'
aliases = ['tads3']
filenames = ['*.t']
flags = re.DOTALL | re.MULTILINE
_comment_single = r'(?://(?:[^\\\n]|\\+[\w\W])*$)'
_comment_multiline = r'(?:/\*(?:[^*]|\*(?!/))*\*/)'
_escape = (r'(?:\\(?:[\n\\<>"\'^v bnrt]|u[\da-fA-F]{,4}|x[\da-fA-F]{,2}|'
r'[0-3]?[0-7]{1,2}))')
_name = r'(?:[_a-zA-Z]\w*)'
_no_quote = r'(?=\s|\\?>)'
_operator = (r'(?:&&|\|\||\+\+|--|\?\?|::|[.,@\[\]~]|'
r'(?:[=+\-*/%!&|^]|<<?|>>?>?)=?)')
_ws = r'(?:\\|\s|%s|%s)' % (_comment_single, _comment_multiline)
_ws_pp = r'(?:\\\n|[^\S\n]|%s|%s)' % (_comment_single, _comment_multiline)
def _make_string_state(triple, double, verbatim=None, _escape=_escape):
if verbatim:
verbatim = ''.join(['(?:%s|%s)' % (re.escape(c.lower()),
re.escape(c.upper()))
for c in verbatim])
char = r'"' if double else r"'"
token = String.Double if double else String.Single
escaped_quotes = r'+|%s(?!%s{2})' % (char, char) if triple else r''
prefix = '%s%s' % ('t' if triple else '', 'd' if double else 's')
tag_state_name = '%sqt' % prefix
state = []
if triple:
state += [
(r'%s{3,}' % char, token, '#pop'),
(r'\\%s+' % char, String.Escape),
(char, token)
]
else:
state.append((char, token, '#pop'))
state += [
include('s/verbatim'),
(r'[^\\<&{}%s]+' % char, token)
]
if verbatim:
# This regex can't use `(?i)` because escape sequences are
# case-sensitive. `<\XMP>` works; `<\xmp>` doesn't.
state.append((r'\\?<(/|\\\\|(?!%s)\\)%s(?=[\s=>])' %
(_escape, verbatim),
Name.Tag, ('#pop', '%sqs' % prefix, tag_state_name)))
else:
state += [
(r'\\?<!([^><\\%s]|<(?!<)|\\%s%s|%s|\\.)*>?' %
(char, char, escaped_quotes, _escape), Comment.Multiline),
(r'(?i)\\?<listing(?=[\s=>]|\\>)', Name.Tag,
('#pop', '%sqs/listing' % prefix, tag_state_name)),
(r'(?i)\\?<xmp(?=[\s=>]|\\>)', Name.Tag,
('#pop', '%sqs/xmp' % prefix, tag_state_name)),
(r'\\?<([^\s=><\\%s]|<(?!<)|\\%s%s|%s|\\.)*' %
(char, char, escaped_quotes, _escape), Name.Tag,
tag_state_name),
include('s/entity')
]
state += [
include('s/escape'),
(r'\{([^}<\\%s]|<(?!<)|\\%s%s|%s|\\.)*\}' %
(char, char, escaped_quotes, _escape), String.Interpol),
(r'[\\&{}<]', token)
]
return state
def _make_tag_state(triple, double, _escape=_escape):
char = r'"' if double else r"'"
quantifier = r'{3,}' if triple else r''
state_name = '%s%sqt' % ('t' if triple else '', 'd' if double else 's')
token = String.Double if double else String.Single
escaped_quotes = r'+|%s(?!%s{2})' % (char, char) if triple else r''
return [
(r'%s%s' % (char, quantifier), token, '#pop:2'),
(r'(\s|\\\n)+', Text),
(r'(=)(\\?")', bygroups(Punctuation, String.Double),
'dqs/%s' % state_name),
(r"(=)(\\?')", bygroups(Punctuation, String.Single),
'sqs/%s' % state_name),
(r'=', Punctuation, 'uqs/%s' % state_name),
(r'\\?>', Name.Tag, '#pop'),
(r'\{([^}<\\%s]|<(?!<)|\\%s%s|%s|\\.)*\}' %
(char, char, escaped_quotes, _escape), String.Interpol),
(r'([^\s=><\\%s]|<(?!<)|\\%s%s|%s|\\.)+' %
(char, char, escaped_quotes, _escape), Name.Attribute),
include('s/escape'),
include('s/verbatim'),
include('s/entity'),
(r'[\\{}&]', Name.Attribute)
]
def _make_attribute_value_state(terminator, host_triple, host_double,
_escape=_escape):
token = (String.Double if terminator == r'"' else
String.Single if terminator == r"'" else String.Other)
host_char = r'"' if host_double else r"'"
host_quantifier = r'{3,}' if host_triple else r''
host_token = String.Double if host_double else String.Single
escaped_quotes = (r'+|%s(?!%s{2})' % (host_char, host_char)
if host_triple else r'')
return [
(r'%s%s' % (host_char, host_quantifier), host_token, '#pop:3'),
(r'%s%s' % (r'' if token is String.Other else r'\\?', terminator),
token, '#pop'),
include('s/verbatim'),
include('s/entity'),
(r'\{([^}<\\%s]|<(?!<)|\\%s%s|%s|\\.)*\}' %
(host_char, host_char, escaped_quotes, _escape), String.Interpol),
(r'([^\s"\'<%s{}\\&])+' % (r'>' if token is String.Other else r''),
token),
include('s/escape'),
(r'["\'\s&{<}\\]', token)
]
tokens = {
'root': [
(u'\ufeff', Text),
(r'\{', Punctuation, 'object-body'),
(r';+', Punctuation),
(r'(?=(argcount|break|case|catch|continue|default|definingobj|'
r'delegated|do|else|for|foreach|finally|goto|if|inherited|'
r'invokee|local|nil|new|operator|replaced|return|self|switch|'
r'targetobj|targetprop|throw|true|try|while)\b)', Text, 'block'),
(r'(%s)(%s*)(\()' % (_name, _ws),
bygroups(Name.Function, using(this, state='whitespace'),
Punctuation),
('block?/root', 'more/parameters', 'main/parameters')),
include('whitespace'),
(r'\++', Punctuation),
(r'[^\s!"%-(*->@-_a-z{-~]+', Error), # Averts an infinite loop
(r'(?!\Z)', Text, 'main/root')
],
'main/root': [
include('main/basic'),
default(('#pop', 'object-body/no-braces', 'classes', 'class'))
],
'object-body/no-braces': [
(r';', Punctuation, '#pop'),
(r'\{', Punctuation, ('#pop', 'object-body')),
include('object-body')
],
'object-body': [
(r';', Punctuation),
(r'\{', Punctuation, '#push'),
(r'\}', Punctuation, '#pop'),
(r':', Punctuation, ('classes', 'class')),
(r'(%s?)(%s*)(\()' % (_name, _ws),
bygroups(Name.Function, using(this, state='whitespace'),
Punctuation),
('block?', 'more/parameters', 'main/parameters')),
(r'(%s)(%s*)(\{)' % (_name, _ws),
bygroups(Name.Function, using(this, state='whitespace'),
Punctuation), 'block'),
(r'(%s)(%s*)(:)' % (_name, _ws),
bygroups(Name.Variable, using(this, state='whitespace'),
Punctuation),
('object-body/no-braces', 'classes', 'class')),
include('whitespace'),
(r'->|%s' % _operator, Punctuation, 'main'),
default('main/object-body')
],
'main/object-body': [
include('main/basic'),
(r'(%s)(%s*)(=?)' % (_name, _ws),
bygroups(Name.Variable, using(this, state='whitespace'),
Punctuation), ('#pop', 'more', 'main')),
default('#pop:2')
],
'block?/root': [
(r'\{', Punctuation, ('#pop', 'block')),
include('whitespace'),
(r'(?=[[\'"<(:])', Text, # It might be a VerbRule macro.
('#pop', 'object-body/no-braces', 'grammar', 'grammar-rules')),
# It might be a macro like DefineAction.
default(('#pop', 'object-body/no-braces'))
],
'block?': [
(r'\{', Punctuation, ('#pop', 'block')),
include('whitespace'),
default('#pop')
],
'block/basic': [
(r'[;:]+', Punctuation),
(r'\{', Punctuation, '#push'),
(r'\}', Punctuation, '#pop'),
(r'default\b', Keyword.Reserved),
(r'(%s)(%s*)(:)' % (_name, _ws),
bygroups(Name.Label, using(this, state='whitespace'),
Punctuation)),
include('whitespace')
],
'block': [
include('block/basic'),
(r'(?!\Z)', Text, ('more', 'main'))
],
'block/embed': [
(r'>>', String.Interpol, '#pop'),
include('block/basic'),
(r'(?!\Z)', Text, ('more/embed', 'main'))
],
'main/basic': [
include('whitespace'),
(r'\(', Punctuation, ('#pop', 'more', 'main')),
(r'\[', Punctuation, ('#pop', 'more/list', 'main')),
(r'\{', Punctuation, ('#pop', 'more/inner', 'main/inner',
'more/parameters', 'main/parameters')),
(r'\*|\.{3}', Punctuation, '#pop'),
(r'(?i)0x[\da-f]+', Number.Hex, '#pop'),
(r'(\d+\.(?!\.)\d*|\.\d+)([eE][-+]?\d+)?|\d+[eE][-+]?\d+',
Number.Float, '#pop'),
(r'0[0-7]+', Number.Oct, '#pop'),
(r'\d+', Number.Integer, '#pop'),
(r'"""', String.Double, ('#pop', 'tdqs')),
(r"'''", String.Single, ('#pop', 'tsqs')),
(r'"', String.Double, ('#pop', 'dqs')),
(r"'", String.Single, ('#pop', 'sqs')),
(r'R"""', String.Regex, ('#pop', 'tdqr')),
(r"R'''", String.Regex, ('#pop', 'tsqr')),
(r'R"', String.Regex, ('#pop', 'dqr')),
(r"R'", String.Regex, ('#pop', 'sqr')),
# Two-token keywords
(r'(extern)(%s+)(object\b)' % _ws,
bygroups(Keyword.Reserved, using(this, state='whitespace'),
Keyword.Reserved)),
(r'(function|method)(%s*)(\()' % _ws,
bygroups(Keyword.Reserved, using(this, state='whitespace'),
Punctuation),
('#pop', 'block?', 'more/parameters', 'main/parameters')),
(r'(modify)(%s+)(grammar\b)' % _ws,
bygroups(Keyword.Reserved, using(this, state='whitespace'),
Keyword.Reserved),
('#pop', 'object-body/no-braces', ':', 'grammar')),
(r'(new)(%s+(?=(?:function|method)\b))' % _ws,
bygroups(Keyword.Reserved, using(this, state='whitespace'))),
(r'(object)(%s+)(template\b)' % _ws,
bygroups(Keyword.Reserved, using(this, state='whitespace'),
Keyword.Reserved), ('#pop', 'template')),
(r'(string)(%s+)(template\b)' % _ws,
bygroups(Keyword, using(this, state='whitespace'),
Keyword.Reserved), ('#pop', 'function-name')),
# Keywords
(r'(argcount|definingobj|invokee|replaced|targetobj|targetprop)\b',
Name.Builtin, '#pop'),
(r'(break|continue|goto)\b', Keyword.Reserved, ('#pop', 'label')),
(r'(case|extern|if|intrinsic|return|static|while)\b',
Keyword.Reserved),
(r'catch\b', Keyword.Reserved, ('#pop', 'catch')),
(r'class\b', Keyword.Reserved,
('#pop', 'object-body/no-braces', 'class')),
(r'(default|do|else|finally|try)\b', Keyword.Reserved, '#pop'),
(r'(dictionary|property)\b', Keyword.Reserved,
('#pop', 'constants')),
(r'enum\b', Keyword.Reserved, ('#pop', 'enum')),
(r'export\b', Keyword.Reserved, ('#pop', 'main')),
(r'(for|foreach)\b', Keyword.Reserved,
('#pop', 'more/inner', 'main/inner')),
(r'(function|method)\b', Keyword.Reserved,
('#pop', 'block?', 'function-name')),
(r'grammar\b', Keyword.Reserved,
('#pop', 'object-body/no-braces', 'grammar')),
(r'inherited\b', Keyword.Reserved, ('#pop', 'inherited')),
(r'local\b', Keyword.Reserved,
('#pop', 'more/local', 'main/local')),
(r'(modify|replace|switch|throw|transient)\b', Keyword.Reserved,
'#pop'),
(r'new\b', Keyword.Reserved, ('#pop', 'class')),
(r'(nil|true)\b', Keyword.Constant, '#pop'),
(r'object\b', Keyword.Reserved, ('#pop', 'object-body/no-braces')),
(r'operator\b', Keyword.Reserved, ('#pop', 'operator')),
(r'propertyset\b', Keyword.Reserved,
('#pop', 'propertyset', 'main')),
(r'self\b', Name.Builtin.Pseudo, '#pop'),
(r'template\b', Keyword.Reserved, ('#pop', 'template')),
# Operators
(r'(__objref|defined)(%s*)(\()' % _ws,
bygroups(Operator.Word, using(this, state='whitespace'),
Operator), ('#pop', 'more/__objref', 'main')),
(r'delegated\b', Operator.Word),
# Compiler-defined macros and built-in properties
(r'(__DATE__|__DEBUG|__LINE__|__FILE__|'
r'__TADS_MACRO_FORMAT_VERSION|__TADS_SYS_\w*|__TADS_SYSTEM_NAME|'
r'__TADS_VERSION_MAJOR|__TADS_VERSION_MINOR|__TADS3|__TIME__|'
r'construct|finalize|grammarInfo|grammarTag|lexicalParent|'
r'miscVocab|sourceTextGroup|sourceTextGroupName|'
r'sourceTextGroupOrder|sourceTextOrder)\b', Name.Builtin, '#pop')
],
'main': [
include('main/basic'),
(_name, Name, '#pop'),
default('#pop')
],
'more/basic': [
(r'\(', Punctuation, ('more/list', 'main')),
(r'\[', Punctuation, ('more', 'main')),
(r'\.{3}', Punctuation),
(r'->|\.\.', Punctuation, 'main'),
(r'(?=;)|[:)\]]', Punctuation, '#pop'),
include('whitespace'),
(_operator, Operator, 'main'),
(r'\?', Operator, ('main', 'more/conditional', 'main')),
(r'(is|not)(%s+)(in\b)' % _ws,
bygroups(Operator.Word, using(this, state='whitespace'),
Operator.Word)),
(r'[^\s!"%-_a-z{-~]+', Error) # Averts an infinite loop
],
'more': [
include('more/basic'),
default('#pop')
],
# Then expression (conditional operator)
'more/conditional': [
(r':(?!:)', Operator, '#pop'),
include('more')
],
# Embedded expressions
'more/embed': [
(r'>>', String.Interpol, '#pop:2'),
include('more')
],
# For/foreach loop initializer or short-form anonymous function
'main/inner': [
(r'\(', Punctuation, ('#pop', 'more/inner', 'main/inner')),
(r'local\b', Keyword.Reserved, ('#pop', 'main/local')),
include('main')
],
'more/inner': [
(r'\}', Punctuation, '#pop'),
(r',', Punctuation, 'main/inner'),
(r'(in|step)\b', Keyword, 'main/inner'),
include('more')
],
# Local
'main/local': [
(_name, Name.Variable, '#pop'),
include('whitespace')
],
'more/local': [
(r',', Punctuation, 'main/local'),
include('more')
],
# List
'more/list': [
(r'[,:]', Punctuation, 'main'),
include('more')
],
# Parameter list
'main/parameters': [
(r'(%s)(%s*)(?=:)' % (_name, _ws),
bygroups(Name.Variable, using(this, state='whitespace')), '#pop'),
(r'(%s)(%s+)(%s)' % (_name, _ws, _name),
bygroups(Name.Class, using(this, state='whitespace'),
Name.Variable), '#pop'),
(r'\[+', Punctuation),
include('main/basic'),
(_name, Name.Variable, '#pop'),
default('#pop')
],
'more/parameters': [
(r'(:)(%s*(?=[?=,:)]))' % _ws,
bygroups(Punctuation, using(this, state='whitespace'))),
(r'[?\]]+', Punctuation),
(r'[:)]', Punctuation, ('#pop', 'multimethod?')),
(r',', Punctuation, 'main/parameters'),
(r'=', Punctuation, ('more/parameter', 'main')),
include('more')
],
'more/parameter': [
(r'(?=[,)])', Text, '#pop'),
include('more')
],
'multimethod?': [
(r'multimethod\b', Keyword, '#pop'),
include('whitespace'),
default('#pop')
],
# Statements and expressions
'more/__objref': [
(r',', Punctuation, 'mode'),
(r'\)', Operator, '#pop'),
include('more')
],
'mode': [
(r'(error|warn)\b', Keyword, '#pop'),
include('whitespace')
],
'catch': [
(r'\(+', Punctuation),
(_name, Name.Exception, ('#pop', 'variables')),
include('whitespace')
],
'enum': [
include('whitespace'),
(r'token\b', Keyword, ('#pop', 'constants')),
default(('#pop', 'constants'))
],
'grammar': [
(r'\)+', Punctuation),
(r'\(', Punctuation, 'grammar-tag'),
(r':', Punctuation, 'grammar-rules'),
(_name, Name.Class),
include('whitespace')
],
'grammar-tag': [
include('whitespace'),
(r'"""([^\\"<]|""?(?!")|\\"+|\\.|<(?!<))+("{3,}|<<)|'
r'R"""([^\\"]|""?(?!")|\\"+|\\.)+"{3,}|'
r"'''([^\\'<]|''?(?!')|\\'+|\\.|<(?!<))+('{3,}|<<)|"
r"R'''([^\\']|''?(?!')|\\'+|\\.)+'{3,}|"
r'"([^\\"<]|\\.|<(?!<))+("|<<)|R"([^\\"]|\\.)+"|'
r"'([^\\'<]|\\.|<(?!<))+('|<<)|R'([^\\']|\\.)+'|"
r"([^)\s\\/]|/(?![/*]))+|\)", String.Other, '#pop')
],
'grammar-rules': [
include('string'),
include('whitespace'),
(r'(\[)(%s*)(badness)' % _ws,
bygroups(Punctuation, using(this, state='whitespace'), Keyword),
'main'),
(r'->|%s|[()]' % _operator, Punctuation),
(_name, Name.Constant),
default('#pop:2')
],
':': [
(r':', Punctuation, '#pop')
],
'function-name': [
(r'(<<([^>]|>>>|>(?!>))*>>)+', String.Interpol),
(r'(?=%s?%s*[({])' % (_name, _ws), Text, '#pop'),
(_name, Name.Function, '#pop'),
include('whitespace')
],
'inherited': [
(r'<', Punctuation, ('#pop', 'classes', 'class')),
include('whitespace'),
(_name, Name.Class, '#pop'),
default('#pop')
],
'operator': [
(r'negate\b', Operator.Word, '#pop'),
include('whitespace'),
(_operator, Operator),
default('#pop')
],
'propertyset': [
(r'\(', Punctuation, ('more/parameters', 'main/parameters')),
(r'\{', Punctuation, ('#pop', 'object-body')),
include('whitespace')
],
'template': [
(r'(?=;)', Text, '#pop'),
include('string'),
(r'inherited\b', Keyword.Reserved),
include('whitespace'),
(r'->|\?|%s' % _operator, Punctuation),
(_name, Name.Variable)
],
# Identifiers
'class': [
(r'\*|\.{3}', Punctuation, '#pop'),
(r'object\b', Keyword.Reserved, '#pop'),
(r'transient\b', Keyword.Reserved),
(_name, Name.Class, '#pop'),
include('whitespace'),
default('#pop')
],
'classes': [
(r'[:,]', Punctuation, 'class'),
include('whitespace'),
(r'>', Punctuation, '#pop'),
default('#pop')
],
'constants': [
(r',+', Punctuation),
(r';', Punctuation, '#pop'),
(r'property\b', Keyword.Reserved),
(_name, Name.Constant),
include('whitespace')
],
'label': [
(_name, Name.Label, '#pop'),
include('whitespace'),
default('#pop')
],
'variables': [
(r',+', Punctuation),
(r'\)', Punctuation, '#pop'),
include('whitespace'),
(_name, Name.Variable)
],
# Whitespace and comments
'whitespace': [
(r'^%s*#(%s|[^\n]|(?<=\\)\n)*\n?' % (_ws_pp, _comment_multiline),
Comment.Preproc),
(_comment_single, Comment.Single),
(_comment_multiline, Comment.Multiline),
(r'\\+\n+%s*#?|\n+|([^\S\n]|\\)+' % _ws_pp, Text)
],
# Strings
'string': [
(r'"""', String.Double, 'tdqs'),
(r"'''", String.Single, 'tsqs'),
(r'"', String.Double, 'dqs'),
(r"'", String.Single, 'sqs')
],
's/escape': [
(r'\{\{|\}\}|%s' % _escape, String.Escape)
],
's/verbatim': [
(r'<<\s*(as\s+decreasingly\s+likely\s+outcomes|cycling|else|end|'
r'first\s+time|one\s+of|only|or|otherwise|'
r'(sticky|(then\s+)?(purely\s+)?at)\s+random|stopping|'
r'(then\s+)?(half\s+)?shuffled|\|\|)\s*>>', String.Interpol),
(r'<<(%%(_(%s|\\?.)|[\-+ ,#]|\[\d*\]?)*\d*\.?\d*(%s|\\?.)|'
r'\s*((else|otherwise)\s+)?(if|unless)\b)?' % (_escape, _escape),
String.Interpol, ('block/embed', 'more/embed', 'main'))
],
's/entity': [
(r'(?i)&(#(x[\da-f]+|\d+)|[a-z][\da-z]*);?', Name.Entity)
],
'tdqs': _make_string_state(True, True),
'tsqs': _make_string_state(True, False),
'dqs': _make_string_state(False, True),
'sqs': _make_string_state(False, False),
'tdqs/listing': _make_string_state(True, True, 'listing'),
'tsqs/listing': _make_string_state(True, False, 'listing'),
'dqs/listing': _make_string_state(False, True, 'listing'),
'sqs/listing': _make_string_state(False, False, 'listing'),
'tdqs/xmp': _make_string_state(True, True, 'xmp'),
'tsqs/xmp': _make_string_state(True, False, 'xmp'),
'dqs/xmp': _make_string_state(False, True, 'xmp'),
'sqs/xmp': _make_string_state(False, False, 'xmp'),
# Tags
'tdqt': _make_tag_state(True, True),
'tsqt': _make_tag_state(True, False),
'dqt': _make_tag_state(False, True),
'sqt': _make_tag_state(False, False),
'dqs/tdqt': _make_attribute_value_state(r'"', True, True),
'dqs/tsqt': _make_attribute_value_state(r'"', True, False),
'dqs/dqt': _make_attribute_value_state(r'"', False, True),
'dqs/sqt': _make_attribute_value_state(r'"', False, False),
'sqs/tdqt': _make_attribute_value_state(r"'", True, True),
'sqs/tsqt': _make_attribute_value_state(r"'", True, False),
'sqs/dqt': _make_attribute_value_state(r"'", False, True),
'sqs/sqt': _make_attribute_value_state(r"'", False, False),
'uqs/tdqt': _make_attribute_value_state(_no_quote, True, True),
'uqs/tsqt': _make_attribute_value_state(_no_quote, True, False),
'uqs/dqt': _make_attribute_value_state(_no_quote, False, True),
'uqs/sqt': _make_attribute_value_state(_no_quote, False, False),
# Regular expressions
'tdqr': [
(r'[^\\"]+', String.Regex),
(r'\\"*', String.Regex),
(r'"{3,}', String.Regex, '#pop'),
(r'"', String.Regex)
],
'tsqr': [
(r"[^\\']+", String.Regex),
(r"\\'*", String.Regex),
(r"'{3,}", String.Regex, '#pop'),
(r"'", String.Regex)
],
'dqr': [
(r'[^\\"]+', String.Regex),
(r'\\"?', String.Regex),
(r'"', String.Regex, '#pop')
],
'sqr': [
(r"[^\\']+", String.Regex),
(r"\\'?", String.Regex),
(r"'", String.Regex, '#pop')
]
}
def get_tokens_unprocessed(self, text, **kwargs):
pp = r'^%s*#%s*' % (self._ws_pp, self._ws_pp)
if_false_level = 0
for index, token, value in (
RegexLexer.get_tokens_unprocessed(self, text, **kwargs)):
if if_false_level == 0: # Not in a false #if
if (token is Comment.Preproc and
re.match(r'%sif%s+(0|nil)%s*$\n?' %
(pp, self._ws_pp, self._ws_pp), value)):
if_false_level = 1
else: # In a false #if
if token is Comment.Preproc:
if (if_false_level == 1 and
re.match(r'%sel(if|se)\b' % pp, value)):
if_false_level = 0
elif re.match(r'%sif' % pp, value):
if_false_level += 1
elif re.match(r'%sendif\b' % pp, value):
if_false_level -= 1
else:
token = Comment
yield index, token, value
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