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Quelle  vyper.py   Sprache: Python

 
"""
    pygments.lexers.vyper
    ~~~~~~~~~~~~~~~~~~~~~

    Lexer for the Vyper Smart Contract language.

    :copyright: Copyright 2006-2024 by the Pygments team, see AUTHORS.
    :license: BSD, see LICENSE for details.
"""

from pygments.lexer import RegexLexer, bygroups, words
from pygments.token import (Comment, String, Name, Keyword, Number,
                            Operator, Punctuation, Text, Whitespace)

__all__ = ['VyperLexer']


class VyperLexer(RegexLexer):
    """For the Vyper smart contract language.
    """
    name = 'Vyper'
    aliases = ['vyper']
    filenames = ['*.vy']
    url = "https://vyper.readthedocs.io"
    version_added = '2.17'

    tokens = {
        'root': [
            # Whitespace
            (r'\s+', Whitespace),

            # Line continuations
            (r'(\\)(\n|\r\n|\r)', bygroups(Text, Whitespace)),

            # Comments - inline and multiline
            (r'#.*$', Comment.Single),
            (r'\"\"\"', Comment.Multiline, 'multiline-comment'),

            # Strings - single and double
            (r"'", String.Single, 'single-string'),
            (r'"', String.Double, 'double-string'),

            # Functions (working)
            (r'(def)(\s+)([a-zA-Z_][a-zA-Z0-9_]*)',
             bygroups(Keyword, Whitespace, Name.Function)),

            # Event and Struct
            (r'(event|struct|interface|log)(\s+)([a-zA-Z_][a-zA-Z0-9_]*)',
             bygroups(Keyword, Whitespace, Name.Class)),

            # Imports
            (r'(from)(\s+)(vyper\.\w+)(\s+)(import)(\s+)(\w+)',
             bygroups(Keyword, Whitespace, Name.Namespace, Whitespace,
                      Keyword, Whitespace, Name.Class)),

            # Numeric Literals
            (r'\b0x[0-9a-fA-F]+\b', Number.Hex),
            (r'\b(\d{1,3}(?:_\d{3})*|\d+)\b', Number.Integer),
            (r'\b\d+\.\d*\b', Number.Float),

            # Keywords
            (words(('def''event''pass''return''for''while''if''elif',
                    'else''assert''raise''import''in''struct''implements',
                    'interface''from''indexed''log'),
                   prefix=r'\b', suffix=r'\b'), Keyword),

            # Visibility and State Mutability
            (words(('public''private''view''pure''constant',
                    'immutable''nonpayable'), prefix=r'\b', suffix=r'\b'),
             Keyword.Declaration),

            # Built-in Functions
            (words(('bitwise_and''bitwise_not''bitwise_or''bitwise_xor''shift',
                    'create_minimal_proxy_to''create_copy_of''create_from_blueprint',
                    'ecadd''ecmul''ecrecover''keccak256''sha256''concat''convert',
                    'uint2str''extract32''slice''abs''ceil''floor''max''max_value',
                    'min''min_value''pow_mod256''sqrt''isqrt''uint256_addmod',
                    'uint256_mulmod''unsafe_add''unsafe_sub''unsafe_mul''unsafe_div',
                    'as_wei_value''blockhash''empty''len''method_id''_abi_encode',
                    '_abi_decode''print''range'), prefix=r'\b', suffix=r'\b'),
             Name.Builtin),

            # Built-in Variables and Attributes
            (words(('msg.sender''msg.value''block.timestamp''block.number''msg.gas'),
                   prefix=r'\b', suffix=r'\b'),
             Name.Builtin.Pseudo),

            (words(('uint''uint8''uint16''uint32''uint64''uint128''uint256',
                    'int''int8''int16''int32''int64''int128''int256''bool',
                    'decimal''bytes''bytes1''bytes2''bytes3''bytes4''bytes5',
                    'bytes6''bytes7''bytes8''bytes9''bytes10''bytes11',
                    'bytes12''bytes13''bytes14''bytes15''bytes16''bytes17',
                    'bytes18''bytes19''bytes20''bytes21''bytes22''bytes23',
                    'bytes24''bytes25''bytes26''bytes27''bytes28''bytes29',
                    'bytes30''bytes31''bytes32''string''String''address',
                    'enum''struct'), prefix=r'\b', suffix=r'\b'),
             Keyword.Type),

            # indexed keywords
            (r'\b(indexed)\b(\s*)(\()(\s*)(\w+)(\s*)(\))',
             bygroups(Keyword, Whitespace, Punctuation, Whitespace,
                      Keyword.Type, Punctuation)),

            # Operators and Punctuation
            (r'(\+|\-|\*|\/|<=?|>=?|==|!=|=|\||&|%)', Operator),
            (r'[.,:;()\[\]{}]', Punctuation),

            # Other variable names and types
            (r'@[\w.]+', Name.Decorator),
            (r'__\w+__', Name.Magic),  # Matches double underscores followed by word characters
            (r'EMPTY_BYTES32', Name.Constant),
            (r'\bERC20\b', Name.Class),
            (r'\bself\b', Name.Attribute),

            (r'Bytes\[\d+\]', Keyword.Type),

            # Generic names and variables
            (r'\b[a-zA-Z_]\w*\b:', Name.Variable),
            (r'\b[a-zA-Z_]\w*\b', Name),

        ],

        'multiline-comment': [
            (r'\"\"\"', Comment.Multiline, '#pop'),
            (r'[^"]+', Comment.Multiline),
            (r'\"', Comment.Multiline)
        ],

        'single-string': [
            (r"[^\\']+", String.Single),
            (r"'", String.Single, '#pop'),
            (r'\\.', String.Escape),
        ],

        'double-string': [
            (r'[^\\"]+', String.Double),
            (r'"', String.Double, '#pop'),
            (r'\\.', String.Escape),
        ]
    }

Messung V0.5
C=96 H=97 G=96

¤ Dauer der Verarbeitung: 0.7 Sekunden  ¤

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