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72 lines
1.9 KiB
72 lines
1.9 KiB
# -*- coding: utf-8 -*-
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"""
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pygments.lexers.pointless
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~~~~~~~~~~~~~~~~~~~~~~~~~
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Lexers for Pointless.
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:copyright: Copyright 2006-2020 by the Pygments team, see AUTHORS.
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:license: BSD, see LICENSE for details.
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"""
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from pygments.lexer import RegexLexer, words
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from pygments.token import Comment, Error, Keyword, Name, Number, Operator, \
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Punctuation, String, Text
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__all__ = ['PointlessLexer']
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class PointlessLexer(RegexLexer):
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"""
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For `Pointless <https://ptls.dev>`_ source code.
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.. versionadded:: 2.7
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"""
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name = 'Pointless'
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aliases = ['pointless']
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filenames = ['*.ptls']
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ops = words([
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"+", "-", "*", "/", "**", "%", "+=", "-=", "*=",
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"/=", "**=", "%=", "|>", "=", "==", "!=", "<", ">",
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"<=", ">=", "=>", "$", "++",
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])
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keywords = words([
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"if", "then", "else", "where", "with", "cond",
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"case", "and", "or", "not", "in", "as", "for",
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"requires", "throw", "try", "catch", "when",
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"yield", "upval",
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], suffix=r'\b')
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tokens = {
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'root': [
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(r'[ \n\r]+', Text),
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(r'--.*$', Comment.Single),
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(r'"""', String, 'multiString'),
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(r'"', String, 'string'),
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(r'[\[\](){}:;,.]', Punctuation),
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(ops, Operator),
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(keywords, Keyword),
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(r'\d+|\d*\.\d+', Number),
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(r'(true|false)\b', Name.Builtin),
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(r'[A-Z][a-zA-Z0-9]*\b', String.Symbol),
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(r'output\b', Name.Variable.Magic),
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(r'(export|import)\b', Keyword.Namespace),
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(r'[a-z][a-zA-Z0-9]*\b', Name.Variable)
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],
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'multiString': [
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(r'\\.', String.Escape),
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(r'"""', String, '#pop'),
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(r'"', String),
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(r'[^\\"]+', String),
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],
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'string': [
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(r'\\.', String.Escape),
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(r'"', String, '#pop'),
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(r'\n', Error),
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(r'[^\\"]+', String),
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],
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}
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