codekingpro/portable-devtools

1"""2    pygments.lexers.vyper3    ~~~~~~~~~~~~~~~~~~~~~4 5    Lexer for the Vyper Smart Contract language.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, bygroups, words12from pygments.token import (Comment, String, Name, Keyword, Number,13                            Operator, Punctuation, Text, Whitespace)14 15__all__ = ['VyperLexer']16 17 18class VyperLexer(RegexLexer):19    """For the Vyper smart contract language.20    """21    name = 'Vyper'22    aliases = ['vyper']23    filenames = ['*.vy']24    url = "https://vyper.readthedocs.io"25    version_added = '2.17'26 27    tokens = {28        'root': [29            # Whitespace30            (r'\s+', Whitespace),31 32            # Line continuations33            (r'(\\)(\n|\r\n|\r)', bygroups(Text, Whitespace)),34 35            # Comments - inline and multiline36            (r'#.*$', Comment.Single),37            (r'\"\"\"', Comment.Multiline, 'multiline-comment'),38 39            # Strings - single and double40            (r"'", String.Single, 'single-string'),41            (r'"', String.Double, 'double-string'),42 43            # Functions (working)44            (r'(def)(\s+)([a-zA-Z_][a-zA-Z0-9_]*)',45             bygroups(Keyword, Whitespace, Name.Function)),46 47            # Event and Struct48            (r'(event|struct|interface|log)(\s+)([a-zA-Z_][a-zA-Z0-9_]*)',49             bygroups(Keyword, Whitespace, Name.Class)),50 51            # Imports52            (r'(from)(\s+)(vyper\.\w+)(\s+)(import)(\s+)(\w+)',53             bygroups(Keyword, Whitespace, Name.Namespace, Whitespace,54                      Keyword, Whitespace, Name.Class)),55 56            # Numeric Literals57            (r'\b0x[0-9a-fA-F]+\b', Number.Hex),58            (r'\b(\d{1,3}(?:_\d{3})*|\d+)\b', Number.Integer),59            (r'\b\d+\.\d*\b', Number.Float),60 61            # Keywords62            (words(('def', 'event', 'pass', 'return', 'for', 'while', 'if', 'elif',63                    'else', 'assert', 'raise', 'import', 'in', 'struct', 'implements',64                    'interface', 'from', 'indexed', 'log', 'extcall', 'staticcall'),65                   prefix=r'\b', suffix=r'\b'), Keyword),66 67            # Visibility and State Mutability68            (words(('public', 'private', 'view', 'pure', 'constant',69                    'immutable', 'nonpayable'), prefix=r'\b', suffix=r'\b'),70             Keyword.Declaration),71 72            # Built-in Functions73            (words(('bitwise_and', 'bitwise_not', 'bitwise_or', 'bitwise_xor', 'shift',74                    'create_minimal_proxy_to', 'create_copy_of', 'create_from_blueprint',75                    'ecadd', 'ecmul', 'ecrecover', 'keccak256', 'sha256', 'concat', 'convert',76                    'uint2str', 'extract32', 'slice', 'abs', 'ceil', 'floor', 'max', 'max_value',77                    'min', 'min_value', 'pow_mod256', 'sqrt', 'isqrt', 'uint256_addmod',78                    'uint256_mulmod', 'unsafe_add', 'unsafe_sub', 'unsafe_mul', 'unsafe_div',79                    'as_wei_value', 'blockhash', 'empty', 'len', 'method_id', '_abi_encode',80                    '_abi_decode', 'print', 'range'), prefix=r'\b', suffix=r'\b'),81             Name.Builtin),82 83            # Built-in Variables and Attributes84            (words(('msg.sender', 'msg.value', 'block.timestamp', 'block.number', 'msg.gas'),85                   prefix=r'\b', suffix=r'\b'),86             Name.Builtin.Pseudo),87 88            (words(('uint', 'uint8', 'uint16', 'uint32', 'uint64', 'uint128', 'uint256',89                    'int', 'int8', 'int16', 'int32', 'int64', 'int128', 'int256', 'bool',90                    'decimal', 'bytes', 'bytes1', 'bytes2', 'bytes3', 'bytes4', 'bytes5',91                    'bytes6', 'bytes7', 'bytes8', 'bytes9', 'bytes10', 'bytes11',92                    'bytes12', 'bytes13', 'bytes14', 'bytes15', 'bytes16', 'bytes17',93                    'bytes18', 'bytes19', 'bytes20', 'bytes21', 'bytes22', 'bytes23',94                    'bytes24', 'bytes25', 'bytes26', 'bytes27', 'bytes28', 'bytes29',95                    'bytes30', 'bytes31', 'bytes32', 'string', 'String', 'address',96                    'enum', 'struct'), prefix=r'\b', suffix=r'\b'),97             Keyword.Type),98 99            # indexed keywords100            (r'\b(indexed)\b(\s*)(\()(\s*)(\w+)(\s*)(\))',101             bygroups(Keyword, Whitespace, Punctuation, Whitespace,102                      Keyword.Type, Punctuation)),103 104            # Operators and Punctuation105            (r'(\+|\-|\*|\/|<=?|>=?|==|!=|=|\||&|%)', Operator),106            (r'[.,:;()\[\]{}]', Punctuation),107 108            # Other variable names and types109            (r'@[\w.]+', Name.Decorator),110            (r'__\w+__', Name.Magic),  # Matches double underscores followed by word characters111            (r'EMPTY_BYTES32', Name.Constant),112            (r'\bERC20\b', Name.Class),113            (r'\bself\b', Name.Attribute),114 115            (r'Bytes\[\d+\]', Keyword.Type),116 117            # Generic names and variables118            (r'\b[a-zA-Z_]\w*\b:', Name.Variable),119            (r'\b[a-zA-Z_]\w*\b', Name),120 121        ],122 123        'multiline-comment': [124            (r'\"\"\"', Comment.Multiline, '#pop'),125            (r'[^"]+', Comment.Multiline),126            (r'\"', Comment.Multiline)127        ],128 129        'single-string': [130            (r"[^\\']+", String.Single),131            (r"'", String.Single, '#pop'),132            (r'\\.', String.Escape),133        ],134 135        'double-string': [136            (r'[^\\"]+', String.Double),137            (r'"', String.Double, '#pop'),138            (r'\\.', String.Escape),139        ]140    }141