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""" pygments.lexers.urbi ~~~~~~~~~~~~~~~~~~~~ Lexers for UrbiScript language. :copyright: Copyright 2006-2022 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 formatted, 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 meaningful token when available (r'(emit|foreach|internal|loopn|static)\b', Keyword), # ignored keywords, use a meaningful 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), ] } def analyse_text(text): """This is fairly similar to C and others, but freezeif and waituntil are unique keywords.""" result = 0 if 'freezeif' in text: result += 0.05 if 'waituntil' in text: result += 0.05 return result