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env/lib/python3.11/site-packages/pygments/lexers/fift.py

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+"""
+    pygments.lexers.fift
+    ~~~~~~~~~~~~~~~~~~~~
+
+    Lexers for fift.
+
+    :copyright: Copyright 2006-2024 by the Pygments team, see AUTHORS.
+    :license: BSD, see LICENSE for details.
+"""
+
+from pygments.lexer import RegexLexer, include
+from pygments.token import Literal, Comment, Name, String, Number, Whitespace
+
+__all__ = ['FiftLexer']
+
+
+class FiftLexer(RegexLexer):
+    """
+    For Fift source code.
+    """
+
+    name = 'Fift'
+    aliases = ['fift', 'fif']
+    filenames = ['*.fif']
+    url = 'https://ton-blockchain.github.io/docs/fiftbase.pdf'
+    version_added = ''
+
+    tokens = {
+        'root': [
+            (r'\s+', Whitespace),
+
+            include('comments'),
+
+            (r'[\.+]?\"', String, 'string'),
+
+            # numbers
+            (r'0x[0-9a-fA-F]+', Number.Hex),
+            (r'0b[01]+', Number.Bin),
+            (r'-?[0-9]+("/"-?[0-9]+)?', Number.Decimal),
+
+            # slices
+            (r'b\{[01]+\}', Literal),
+            (r'x\{[0-9a-fA-F_]+\}', Literal),
+
+            # byte literal
+            (r'B\{[0-9a-fA-F_]+\}', Literal),
+
+            # treat anything as word
+            (r'\S+', Name)
+        ],
+
+        'string': [
+            (r'\\.', String.Escape),
+            (r'\"', String, '#pop'),
+            (r'[^\"\r\n\\]+', String)
+        ],
+
+        'comments': [
+            (r'//.*', Comment.Singleline),
+            (r'/\*', Comment.Multiline, 'comment'),
+        ],
+        'comment': [
+            (r'[^/*]+', Comment.Multiline),
+            (r'/\*', Comment.Multiline, '#push'),
+            (r'\*/', Comment.Multiline, '#pop'),
+            (r'[*/]', Comment.Multiline),
+        ],
+    }