/usr/lib/python2.7/dist-packages/pygments/lexers/urbi.py is in python-pygments 2.0.1+dfsg-1.1+deb8u1.
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1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121 122 123 124 125 126 127 128 129 130 131 132 133 | # -*- coding: utf-8 -*-
"""
pygments.lexers.urbi
~~~~~~~~~~~~~~~~~~~~
Lexers for UrbiScript language.
:copyright: Copyright 2006-2014 by the Pygments team, see AUTHORS.
:license: BSD, see LICENSE for details.
"""
import re
from pygments.lexer import ExtendedRegexLexer, words
from pygments.token import Text, Comment, Operator, Keyword, Name, String, \
Number, Punctuation
__all__ = ['UrbiscriptLexer']
class UrbiscriptLexer(ExtendedRegexLexer):
"""
For UrbiScript source code.
.. versionadded:: 1.5
"""
name = 'UrbiScript'
aliases = ['urbiscript']
filenames = ['*.u']
mimetypes = ['application/x-urbiscript']
flags = re.DOTALL
# TODO
# - handle Experimental and deprecated tags with specific tokens
# - handle Angles and Durations with specific tokens
def blob_callback(lexer, match, ctx):
text_before_blob = match.group(1)
blob_start = match.group(2)
blob_size_str = match.group(3)
blob_size = int(blob_size_str)
yield match.start(), String, text_before_blob
ctx.pos += len(text_before_blob)
# if blob size doesn't match blob format (example : "\B(2)(aaa)")
# yield blob as a string
if ctx.text[match.end() + blob_size] != ")":
result = "\\B(" + blob_size_str + ")("
yield match.start(), String, result
ctx.pos += len(result)
return
# if blob is well formated, yield as Escape
blob_text = blob_start + ctx.text[match.end():match.end()+blob_size] + ")"
yield match.start(), String.Escape, blob_text
ctx.pos = match.end() + blob_size + 1 # +1 is the ending ")"
tokens = {
'root': [
(r'\s+', Text),
# comments
(r'//.*?\n', Comment),
(r'/\*', Comment.Multiline, 'comment'),
(r'(every|for|loop|while)(?:;|&|\||,)', Keyword),
(words((
'assert', 'at', 'break', 'case', 'catch', 'closure', 'compl',
'continue', 'default', 'else', 'enum', 'every', 'external',
'finally', 'for', 'freezeif', 'if', 'new', 'onleave', 'return',
'stopif', 'switch', 'this', 'throw', 'timeout', 'try',
'waituntil', 'whenever', 'while'), suffix=r'\b'),
Keyword),
(words((
'asm', 'auto', 'bool', 'char', 'const_cast', 'delete', 'double',
'dynamic_cast', 'explicit', 'export', 'extern', 'float', 'friend',
'goto', 'inline', 'int', 'long', 'mutable', 'namespace', 'register',
'reinterpret_cast', 'short', 'signed', 'sizeof', 'static_cast',
'struct', 'template', 'typedef', 'typeid', 'typename', 'union',
'unsigned', 'using', 'virtual', 'volatile', 'wchar_t'), suffix=r'\b'),
Keyword.Reserved),
# deprecated keywords, use a meaningfull token when available
(r'(emit|foreach|internal|loopn|static)\b', Keyword),
# ignored keywords, use a meaningfull token when available
(r'(private|protected|public)\b', Keyword),
(r'(var|do|const|function|class)\b', Keyword.Declaration),
(r'(true|false|nil|void)\b', Keyword.Constant),
(words((
'Barrier', 'Binary', 'Boolean', 'CallMessage', 'Channel', 'Code',
'Comparable', 'Container', 'Control', 'Date', 'Dictionary', 'Directory',
'Duration', 'Enumeration', 'Event', 'Exception', 'Executable', 'File',
'Finalizable', 'Float', 'FormatInfo', 'Formatter', 'Global', 'Group',
'Hash', 'InputStream', 'IoService', 'Job', 'Kernel', 'Lazy', 'List',
'Loadable', 'Lobby', 'Location', 'Logger', 'Math', 'Mutex', 'nil',
'Object', 'Orderable', 'OutputStream', 'Pair', 'Path', 'Pattern',
'Position', 'Primitive', 'Process', 'Profile', 'PseudoLazy', 'PubSub',
'RangeIterable', 'Regexp', 'Semaphore', 'Server', 'Singleton', 'Socket',
'StackFrame', 'Stream', 'String', 'System', 'Tag', 'Timeout',
'Traceable', 'TrajectoryGenerator', 'Triplet', 'Tuple', 'UObject',
'UValue', 'UVar'), suffix=r'\b'),
Name.Builtin),
(r'(?:this)\b', Name.Builtin.Pseudo),
# don't match single | and &
(r'(?:[-=+*%/<>~^:]+|\.&?|\|\||&&)', Operator),
(r'(?:and_eq|and|bitand|bitor|in|not|not_eq|or_eq|or|xor_eq|xor)\b',
Operator.Word),
(r'[{}\[\]()]+', Punctuation),
(r'(?:;|\||,|&|\?|!)+', Punctuation),
(r'[$a-zA-Z_]\w*', Name.Other),
(r'0x[0-9a-fA-F]+', Number.Hex),
# Float, Integer, Angle and Duration
(r'(?:[0-9]+(?:(?:\.[0-9]+)?(?:[eE][+-]?[0-9]+)?)?'
r'((?:rad|deg|grad)|(?:ms|s|min|h|d))?)\b', Number.Float),
# handle binary blob in strings
(r'"', String.Double, "string.double"),
(r"'", String.Single, "string.single"),
],
'string.double': [
(r'((?:\\\\|\\"|[^"])*?)(\\B\((\d+)\)\()', blob_callback),
(r'(\\\\|\\"|[^"])*?"', String.Double, '#pop'),
],
'string.single': [
(r"((?:\\\\|\\'|[^'])*?)(\\B\((\d+)\)\()", blob_callback),
(r"(\\\\|\\'|[^'])*?'", String.Single, '#pop'),
],
# from http://pygments.org/docs/lexerdevelopment/#changing-states
'comment': [
(r'[^*/]', Comment.Multiline),
(r'/\*', Comment.Multiline, '#push'),
(r'\*/', Comment.Multiline, '#pop'),
(r'[*/]', Comment.Multiline),
]
}
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