codekingpro/portable-devtools

1"""2    pygments.lexers.usd3    ~~~~~~~~~~~~~~~~~~~4 5    The module that parses Pixar's Universal Scene Description file format.6 7    :copyright: Copyright 2006-present by the Pygments team, see AUTHORS.8    :license: BSD, see LICENSE for details.9"""10 11from pygments.lexer import RegexLexer, bygroups12from pygments.lexer import words as words_13from pygments.lexers._usd_builtins import COMMON_ATTRIBUTES, KEYWORDS, \14    OPERATORS, SPECIAL_NAMES, TYPES15from pygments.token import Comment, Keyword, Name, Number, Operator, \16    Punctuation, String, Text, Whitespace17 18__all__ = ["UsdLexer"]19 20 21def _keywords(words, type_):22    return [(words_(words, prefix=r"\b", suffix=r"\b"), type_)]23 24 25_TYPE = r"(\w+(?:\[\])?)"26_BASE_ATTRIBUTE = r"(\w+(?:\:\w+)*)(?:(\.)(timeSamples))?"27_WHITESPACE = r"([ \t]+)"28 29 30class UsdLexer(RegexLexer):31    """32    A lexer that parses Pixar's Universal Scene Description file format.33    """34 35    name = "USD"36    url = 'https://graphics.pixar.com/usd/release/index.html'37    aliases = ["usd", "usda"]38    filenames = ["*.usd", "*.usda"]39    version_added = '2.6'40 41    tokens = {42        "root": [43            (rf"(custom){_WHITESPACE}(uniform)(\s+){_TYPE}(\s+){_BASE_ATTRIBUTE}(\s*)(=)",44             bygroups(Keyword.Token, Whitespace, Keyword.Token, Whitespace,45                      Keyword.Type, Whitespace, Name.Attribute, Text,46                      Name.Keyword.Tokens, Whitespace, Operator)),47            (rf"(custom){_WHITESPACE}{_TYPE}(\s+){_BASE_ATTRIBUTE}(\s*)(=)",48             bygroups(Keyword.Token, Whitespace, Keyword.Type, Whitespace,49                      Name.Attribute, Text, Name.Keyword.Tokens, Whitespace,50                      Operator)),51            (rf"(uniform){_WHITESPACE}{_TYPE}(\s+){_BASE_ATTRIBUTE}(\s*)(=)",52             bygroups(Keyword.Token, Whitespace, Keyword.Type, Whitespace,53                      Name.Attribute, Text, Name.Keyword.Tokens, Whitespace,54                      Operator)),55            (rf"{_TYPE}{_WHITESPACE}{_BASE_ATTRIBUTE}(\s*)(=)",56             bygroups(Keyword.Type, Whitespace, Name.Attribute, Text,57                      Name.Keyword.Tokens, Whitespace, Operator)),58        ] +59        _keywords(KEYWORDS, Keyword.Tokens) +60        _keywords(SPECIAL_NAMES, Name.Builtins) +61        _keywords(COMMON_ATTRIBUTES, Name.Attribute) +62        [(r"\b\w+:[\w:]+\b", Name.Attribute)] +63        _keywords(OPERATORS, Operator) +  # more attributes64        [(type_ + r"\[\]", Keyword.Type) for type_ in TYPES] +65        _keywords(TYPES, Keyword.Type) +66        [67            (r"[(){}\[\]]", Punctuation),68            ("#.*?$", Comment.Single),69            (",", Punctuation),70            (";", Punctuation),  # ";"s are allowed to combine separate metadata lines71            ("=", Operator),72            (r"[-]*([0-9]*[.])?[0-9]+(?:e[+-]*\d+)?", Number),73            (r"'''(?:.|\n)*?'''", String),74            (r'"""(?:.|\n)*?"""', String),75            (r"'.*?'", String),76            (r'".*?"', String),77            (r"<(\.\./)*([\w/]+|[\w/]+\.\w+[\w:]*)>", Name.Namespace),78            (r"@.*?@", String.Interpol),79            (r'\(.*"[.\\n]*".*\)', String.Doc),80            (r"\A#usda .+$", Comment.Hashbang),81            (r"\s+", Whitespace),82            (r"\w+", Text),83            (r"[_:.]+", Punctuation),84        ],85    }86