diff -r bf5f777260a6 -r 21b0534faebc eric6/ThirdParty/Pygments/pygments/lexers/usd.py
--- /dev/null Thu Jan 01 00:00:00 1970 +0000
+++ b/eric6/ThirdParty/Pygments/pygments/lexers/usd.py Tue Apr 21 19:47:10 2020 +0200
@@ -0,0 +1,90 @@
+# -*- coding: utf-8 -*-
+"""
+ pygments.lexers.usd
+ ~~~~~~~~~~~~~~~~~~~
+
+ The module that parses Pixar's Universal Scene Description file format.
+
+ :copyright: Copyright 2006-2019 by the Pygments team, see AUTHORS.
+ :license: BSD, see LICENSE for details.
+"""
+
+from pygments.lexer import RegexLexer, bygroups
+from pygments.lexer import words as words_
+from pygments.lexers._usd_builtins import COMMON_ATTRIBUTES, KEYWORDS, \
+ OPERATORS, SPECIAL_NAMES, TYPES
+from pygments.token import Comment, Keyword, Name, Number, Operator, \
+ Punctuation, String, Text, Whitespace
+
+__all__ = ["UsdLexer"]
+
+
+def _keywords(words, type_):
+ return [(words_(words, prefix=r"\b", suffix=r"\b"), type_)]
+
+
+_TYPE = r"(\w+(?:\[\])?)"
+_BASE_ATTRIBUTE = r"([\w_]+(?:\:[\w_]+)*)(?:(\.)(timeSamples))?"
+_WHITESPACE = r"([ \t]+)"
+
+
+class UsdLexer(RegexLexer):
+ """
+ A lexer that parses Pixar's Universal Scene Description file format.
+
+ .. versionadded:: 2.6
+ """
+
+ name = "USD"
+ aliases = ["usd", "usda"]
+ filenames = ["*.usd", "*.usda"]
+
+ tokens = {
+ "root": [
+ (r"(custom){_WHITESPACE}(uniform)(\s+){}(\s+){}(\s*)(=)".format(
+ _TYPE, _BASE_ATTRIBUTE, _WHITESPACE=_WHITESPACE),
+ bygroups(Keyword.Token, Whitespace, Keyword.Token, Whitespace,
+ Keyword.Type, Whitespace, Name.Attribute, Text,
+ Name.Keyword.Tokens, Whitespace, Operator)),
+ (r"(custom){_WHITESPACE}{}(\s+){}(\s*)(=)".format(
+ _TYPE, _BASE_ATTRIBUTE, _WHITESPACE=_WHITESPACE),
+ bygroups(Keyword.Token, Whitespace, Keyword.Type, Whitespace,
+ Name.Attribute, Text, Name.Keyword.Tokens, Whitespace,
+ Operator)),
+ (r"(uniform){_WHITESPACE}{}(\s+){}(\s*)(=)".format(
+ _TYPE, _BASE_ATTRIBUTE, _WHITESPACE=_WHITESPACE),
+ bygroups(Keyword.Token, Whitespace, Keyword.Type, Whitespace,
+ Name.Attribute, Text, Name.Keyword.Tokens, Whitespace,
+ Operator)),
+ (r"{}{_WHITESPACE}{}(\s*)(=)".format(
+ _TYPE, _BASE_ATTRIBUTE, _WHITESPACE=_WHITESPACE),
+ bygroups(Keyword.Type, Whitespace, Name.Attribute, Text,
+ Name.Keyword.Tokens, Whitespace, Operator)),
+ ] +
+ _keywords(KEYWORDS, Keyword.Tokens) +
+ _keywords(SPECIAL_NAMES, Name.Builtins) +
+ _keywords(COMMON_ATTRIBUTES, Name.Attribute) +
+ [(r"\b\w+:[\w:]+\b", Name.Attribute)] +
+ _keywords(OPERATORS, Operator) + # more attributes
+ [(type_ + r"\[\]", Keyword.Type) for type_ in TYPES] +
+ _keywords(TYPES, Keyword.Type) +
+ [
+ (r"[\(\)\[\]{}]", Punctuation),
+ ("#.*?$", Comment.Single),
+ (",", Punctuation),
+ (";", Punctuation), # ";"s are allowed to combine separate metadata lines
+ ("=", Operator),
+ (r"[-]*([0-9]*[.])?[0-9]+(?:e[+-]*\d+)?", Number),
+ (r"'''(?:.|\n)*?'''", String),
+ (r'"""(?:.|\n)*?"""', String),
+ (r"'.*?'", String),
+ (r'".*?"', String),
+ (r"<(\.\./)*([\w/]+|[\w/]+\.\w+[\w:]*)>", Name.Namespace),
+ (r"@.*?@", String.Interpol),
+ (r'\(.*"[.\\n]*".*\)', String.Doc),
+ (r"\A#usda .+$", Comment.Hashbang),
+ (r"\s+", Whitespace),
+ (r"[\w_]+", Text),
+ (r"[_:\.]+", Punctuation),
+ ],
+ }
