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Quelle  arturo.py   Sprache: Python

 
"""
    pygments.lexers.arturo
    ~~~~~~~~~~~~~~~~~~~~~~

    Lexer for the Arturo language.

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

from pygments.lexer import RegexLexer, bygroups, do_insertions, include, \
    this, using, words
from pygments.token import Comment, Error, Keyword, Name, Number, Operator, \
    Punctuation, String, Text

from pygments.util import ClassNotFound, get_bool_opt

__all__ = ['ArturoLexer']


class ArturoLexer(RegexLexer):
    """
    For Arturo source code.

    See `Arturo's Github <https://github.com/arturo-lang/arturo>`_
    and `Arturo's Website <https://arturo-lang.io/>`_.
    """

    name = 'Arturo'
    aliases = ['arturo''art']
    filenames = ['*.art']
    url = 'https://arturo-lang.io/'
    version_added = '2.14'

    def __init__(self, **options):
        self.handle_annotateds = get_bool_opt(options, 'handle_annotateds',
                                              True)
        RegexLexer.__init__(self, **options)

    def handle_annotated_strings(self, match):
        """Adds syntax from another languages inside annotated strings

        match args:
            1:open_string,
            2:exclamation_mark,
            3:lang_name,
            4:space_or_newline,
            5:code,
            6:close_string
        """
        from pygments.lexers import get_lexer_by_name

        # Header's section
        yield match.start(1), String.Double,   match.group(1)
        yield match.start(2), String.Interpol, match.group(2)
        yield match.start(3), String.Interpol, match.group(3)
        yield match.start(4), Text.Whitespace, match.group(4)

        lexer = None
        if self.handle_annotateds:
            try:
                lexer = get_lexer_by_name(match.group(3).strip())
            except ClassNotFound:
                pass
        code = match.group(5)

        if lexer is None:
            yield match.group(5), String, code
        else:
            yield from do_insertions([], lexer.get_tokens_unprocessed(code))

        yield match.start(6), String.Double, match.group(6)

    tokens = {
        'root': [
            (r';.*?$', Comment.Single),
            (r'^((\s#!)|(#!)).*?$', Comment.Hashbang),

            # Constants
            (words(('false''true''maybe'),      # boolean
                   suffix=r'\b'), Name.Constant),
            (words(('this''init'),                # class related keywords
                   prefix=r'\b', suffix=r'\b\??:?'), Name.Builtin.Pseudo),
            (r'`.`', String.Char),                  # character
            (r'\\\w+\b\??:?', Name.Property),       # array index
            (r'#\w+', Name.Constant), # color
            (r'\b[0-9]+\.[0-9]+', Number.Float),    # float
            (r'\b[0-9]+', Number.Integer),          # integer
            (r'\w+\b\??:', Name.Label),             # label
            # Note: Literals can be labeled too
            (r'\'(?:\w+\b\??:?)', Keyword.Declaration), # literal
            (r'\:\w+', Keyword.Type),               # type
            # Note: Attributes can be labeled too
            (r'\.\w+\??:?', Name.Attribute),        # attributes

            # Switch structure
            (r'(\()(.*?)(\)\?)',
             bygroups(Punctuation, using(this), Punctuation)),

            # Single Line Strings
            (r'"',   String.Double, 'inside-simple-string'),
            (r'»',   String.Single, 'inside-smart-string'),
            (r'«««', String.Double, 'inside-safe-string'),
            (r'\{\/', String.Single, 'inside-regex-string'),

            # Multi Line Strings
            (r'\{\:', String.Double, 'inside-curly-verb-string'),
            (r'(\{)(\!)(\w+)(\s|\n)([\w\W]*?)(^\})', handle_annotated_strings),
            (r'\{', String.Single, 'inside-curly-string'),
            (r'\-{3,}', String.Single, 'inside-eof-string'),

            include('builtin-functions'),

            # Operators
            (r'[()[\],]', Punctuation),
            (words(('->''==>''|''::''@''#', # sugar syntax
                    '$''&''!''!!''./')), Name.Decorator),
            (words(('<:'':>'':<''>:''<\\''<>''<''>',
                    'ø''∞',
                    '+''-''*''~''=''^''%''/''//',
                    '==>''<=>''<==>',
                    '=>>''<<=>>''<<==>>',
                    '-->''<->''<-->',
                    '=|''|=''-:'':-',
                    '_''.''..''\\')), Operator),

            (r'\b\w+', Name),
            (r'\s+', Text.Whitespace),
            (r'.+$', Error),
        ],

        'inside-interpol': [
            (r'\|', String.Interpol, '#pop'),
            (r'[^|]+', using(this)),
        ],
        'inside-template': [
            (r'\|\|\>', String.Interpol, '#pop'),
            (r'[^|]+', using(this)),
        ],
        'string-escape': [
            (words(('\\\\''\\n''\\t''\\"')), String.Escape),
        ],

        'inside-simple-string': [
            include('string-escape'),
            (r'\|', String.Interpol, 'inside-interpol'),        # Interpolation
            (r'\<\|\|', String.Interpol, 'inside-template'),    # Templates
            (r'"', String.Double, '#pop'), # Closing Quote
            (r'[^|"]+', String)              # String Content
        ],
        'inside-smart-string': [
            include('string-escape'),
            (r'\|', String.Interpol, 'inside-interpol'),        # Interpolation
            (r'\<\|\|', String.Interpol, 'inside-template'),    # Templates
            (r'\n', String.Single, '#pop'), # Closing Quote
            (r'[^|\n]+', String)             # String Content
        ],
        'inside-safe-string': [
            include('string-escape'),
            (r'\|', String.Interpol, 'inside-interpol'),        # Interpolation
            (r'\<\|\|', String.Interpol, 'inside-template'),    # Templates
            (r'»»»', String.Double, '#pop'), # Closing Quote
            (r'[^|»]+', String)                 # String Content
        ],
        'inside-regex-string': [
            (r'\\[sSwWdDbBZApPxucItnvfr0]+', String.Escape),
            (r'\|', String.Interpol, 'inside-interpol'),        # Interpolation
            (r'\<\|\|', String.Interpol, 'inside-template'),    # Templates
            (r'\/\}', String.Single, '#pop'), # Closing Quote
            (r'[^|\/]+', String.Regex),        # String Content
        ],
        'inside-curly-verb-string': [
            include('string-escape'),
            (r'\|', String.Interpol, 'inside-interpol'),        # Interpolation
            (r'\<\|\|', String.Interpol, 'inside-template'),    # Templates
            (r'\:\}', String.Double, '#pop'), # Closing Quote
            (r'[^|<:]+', String),              # String Content
        ],
        'inside-curly-string': [
            include('string-escape'),
            (r'\|', String.Interpol, 'inside-interpol'),        # Interpolation
            (r'\<\|\|', String.Interpol, 'inside-template'),    # Templates
            (r'\}', String.Single, '#pop'), # Closing Quote
            (r'[^|<}]+', String),             # String Content
        ],
        'inside-eof-string': [
            include('string-escape'),
            (r'\|', String.Interpol, 'inside-interpol'),        # Interpolation
            (r'\<\|\|', String.Interpol, 'inside-template'),    # Templates
            (r'\Z', String.Single, '#pop'), # Closing Quote
            (r'[^|<]+', String),              # String Content
        ],

        'builtin-functions': [
            (words((
                'all''and''any''ascii''attr''attribute',
                'attributeLabel''binary''block' 'char''contains',
                'database''date''dictionary''empty''equal''even',
                'every''exists''false''floatin''function''greater',
                'greaterOrEqual''if''in''inline''integer''is',
                'key''label''leap''less''lessOrEqual''literal',
                'logical''lower''nand''negative''nor''not',
                'notEqual''null''numeric''odd''or''path',
                'pathLabel''positive''prefix''prime''set''some',
                'sorted''standalone''string''subset''suffix',
                'superset''ymbol''true''try''type''unless''upper',
                'when''whitespace''word''xnor''xor''zero',
            ), prefix=r'\b', suffix=r'\b\?'), Name.Builtin),
            (words((
                'abs''acos''acosh''acsec''acsech''actan''actanh',
                'add''after''alphabet''and''angle''append''arg',
                'args''arity''array''as''asec''asech''asin',
                'asinh''atan''atan2''atanh''attr''attrs''average',
                'before''benchmark''blend''break''builtins1',
                'builtins2''call''capitalize''case''ceil''chop',
                'chunk''clear''close''cluster''color''combine',
                'conj''continue''copy''cos''cosh''couple''csec',
                'csech''ctan''ctanh''cursor''darken''dec''decode',
                'decouple''define''delete''desaturate''deviation',
                'dictionary''difference''digest''digits''div''do',
                'download''drop''dup''e''else''empty''encode',
                'ensure''env''epsilon''escape''execute''exit''exp',
                'extend''extract''factors''false''fdiv''filter',
                'first''flatten''floor''fold''from''function',
                'gamma''gcd''get''goto''hash''help''hypot''if',
                'in''inc''indent''index''infinity''info''input',
                'insert''inspect''intersection''invert''join''keys',
                'kurtosis''last''let''levenshtein''lighten''list',
                'ln''log''loop''lower''mail''map''match''max',
                'maybe''median''min''mod''module''mul''nand',
                'neg''new''nor''normalize''not''now''null''open',
                'or''outdent''pad''panic''path''pause',
                'permissions''permutate''pi''pop''pow''powerset',
                'powmod''prefix''print''prints''process''product',
                'query''random''range''read''relative''remove',
                'rename''render''repeat''replace''request''return',
                'reverse''round''sample''saturate''script''sec',
                'sech''select''serve''set''shl''shr''shuffle',
                'sin''sinh''size''skewness''slice''sort''split',
                'sqrt''squeeze''stack''strip''sub''suffix''sum',
                'switch''symbols''symlink''sys''take''tan''tanh',
                'terminal''to''true''truncate''try''type''union',
                'unique''unless''until''unzip''upper''values''var',
                'variance''volume''webview''while''with''wordwrap',
                'write''xnor''xor''zip'
            ), prefix=r'\b', suffix=r'\b'), Name.Builtin)
        ],

    }

Messung V0.5
C=90 H=95 G=92

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