# -*- coding: utf-8 -*- """ pygments.lexers.chapel ~~~~~~~~~~~~~~~~~~~~~~ Lexer for the Chapel language. :copyright: Copyright 2006-2019 by the Pygments team, see AUTHORS. :license: BSD, see LICENSE for details. """ from pygments.lexer import RegexLexer, bygroups, words from pygments.token import Text, Comment, Operator, Keyword, Name, String, \ Number, Punctuation __all__ = ['ChapelLexer'] class ChapelLexer(RegexLexer): """ For `Chapel <http://chapel.cray.com/>`_ source. .. versionadded:: 2.0 """ name = 'Chapel' filenames = ['*.chpl'] aliases = ['chapel', 'chpl'] # mimetypes = ['text/x-chapel'] tokens = { 'root': [ (r'\n', Text), (r'\s+', Text), (r'\\\n', Text), (r'//(.*?)\n', Comment.Single), (r'/(\\\n)?[*](.|\n)*?[*](\\\n)?/', Comment.Multiline), (r'(config|const|in|inout|out|param|ref|type|var)\b', Keyword.Declaration), (r'(false|nil|none|true)\b', Keyword.Constant), (r'(bool|bytes|complex|imag|int|nothing|opaque|range|real|string|uint|void)\b', Keyword.Type), (words(( 'align', 'as', 'atomic', 'begin', 'borrowed', 'break', 'by', 'catch', 'cobegin', 'coforall', 'continue', 'defer', 'delete', 'dmapped', 'do', 'domain', 'else', 'enum', 'except', 'export', 'extern', 'for', 'forall', 'forwarding', 'if', 'index', 'init', 'inline', 'label', 'lambda', 'let', 'lifetime', 'local', 'locale' 'new', 'noinit', 'on', 'only', 'otherwise', 'override', 'owned', 'pragma', 'private', 'prototype', 'public', 'reduce', 'require', 'return', 'scan', 'select', 'serial', 'shared', 'single', 'sparse', 'subdomain', 'sync', 'then', 'this', 'throw', 'throws', 'try', 'unmanaged', 'use', 'when', 'where', 'while', 'with', 'yield', 'zip'), suffix=r'\b'), Keyword), (r'(iter)((?:\s)+)', bygroups(Keyword, Text), 'procname'), (r'(proc)((?:\s)+)', bygroups(Keyword, Text), 'procname'), (r'(class|module|record|union)(\s+)', bygroups(Keyword, Text), 'classname'), # imaginary integers (r'\d+i', Number), (r'\d+\.\d*([Ee][-+]\d+)?i', Number), (r'\.\d+([Ee][-+]\d+)?i', Number), (r'\d+[Ee][-+]\d+i', Number), # reals cannot end with a period due to lexical ambiguity with # .. operator. See reference for rationale. (r'(\d*\.\d+)([eE][+-]?[0-9]+)?i?', Number.Float), (r'\d+[eE][+-]?[0-9]+i?', Number.Float), # integer literals # -- binary (r'0[bB][01]+', Number.Bin), # -- hex (r'0[xX][0-9a-fA-F]+', Number.Hex), # -- octal (r'0[oO][0-7]+', Number.Oct), # -- decimal (r'[0-9]+', Number.Integer), # strings (r'"(\\\\|\\"|[^"])*"', String), (r"'(\\\\|\\'|[^'])*'", String), # tokens (r'(=|\+=|-=|\*=|/=|\*\*=|%=|&=|\|=|\^=|&&=|\|\|=|<<=|>>=|' r'<=>|<~>|\.\.|by|#|\.\.\.|' r'&&|\|\||!|&|\||\^|~|<<|>>|' r'==|!=|<=|>=|<|>|' r'[+\-*/%]|\*\*)', Operator), (r'[:;,.?()\[\]{}]', Punctuation), # identifiers (r'[a-zA-Z_][\w$]*', Name.Other), ], 'classname': [ (r'[a-zA-Z_][\w$]*', Name.Class, '#pop'), ], 'procname': [ (r'([a-zA-Z_][.\w$]*|\~[a-zA-Z_][.\w$]*|[+*/!~%<>=&^|\-]{1,2})', Name.Function, '#pop'), ], }