You cannot select more than 25 topics
Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
96 lines
3.1 KiB
Python
96 lines
3.1 KiB
Python
"""
|
|
pygments.lexers.inferno
|
|
~~~~~~~~~~~~~~~~~~~~~~~
|
|
|
|
Lexers for Inferno os and all the related stuff.
|
|
|
|
:copyright: Copyright 2006-2025 by the Pygments team, see AUTHORS.
|
|
:license: BSD, see LICENSE for details.
|
|
"""
|
|
|
|
import re
|
|
|
|
from pygments.lexer import RegexLexer, include, bygroups, default
|
|
from pygments.token import Punctuation, Comment, Operator, Keyword, \
|
|
Name, String, Number, Whitespace
|
|
|
|
__all__ = ['LimboLexer']
|
|
|
|
|
|
class LimboLexer(RegexLexer):
|
|
"""
|
|
Lexer for Limbo programming language
|
|
|
|
TODO:
|
|
- maybe implement better var declaration highlighting
|
|
- some simple syntax error highlighting
|
|
"""
|
|
name = 'Limbo'
|
|
url = 'http://www.vitanuova.com/inferno/limbo.html'
|
|
aliases = ['limbo']
|
|
filenames = ['*.b']
|
|
mimetypes = ['text/limbo']
|
|
version_added = '2.0'
|
|
|
|
tokens = {
|
|
'whitespace': [
|
|
(r'^(\s*)([a-zA-Z_]\w*:)(\s*\n)',
|
|
bygroups(Whitespace, Name.Label, Whitespace)),
|
|
(r'\n', Whitespace),
|
|
(r'\s+', Whitespace),
|
|
(r'#(\n|(.|\n)*?[^\\]\n)', Comment.Single),
|
|
],
|
|
'string': [
|
|
(r'"', String, '#pop'),
|
|
(r'\\([\\abfnrtv"\']|x[a-fA-F0-9]{2,4}|'
|
|
r'u[a-fA-F0-9]{4}|U[a-fA-F0-9]{8}|[0-7]{1,3})', String.Escape),
|
|
(r'[^\\"\n]+', String), # all other characters
|
|
(r'\\', String), # stray backslash
|
|
],
|
|
'statements': [
|
|
(r'"', String, 'string'),
|
|
(r"'(\\.|\\[0-7]{1,3}|\\x[a-fA-F0-9]{1,2}|[^\\\'\n])'", String.Char),
|
|
(r'(\d+\.\d*|\.\d+|\d+)[eE][+-]?\d+', Number.Float),
|
|
(r'(\d+\.\d*|\.\d+|\d+[fF])', Number.Float),
|
|
(r'16r[0-9a-fA-F]+', Number.Hex),
|
|
(r'8r[0-7]+', Number.Oct),
|
|
(r'((([1-3]\d)|([2-9]))r)?(\d+)', Number.Integer),
|
|
(r'[()\[\],.]', Punctuation),
|
|
(r'[~!%^&*+=|?:<>/-]|(->)|(<-)|(=>)|(::)', Operator),
|
|
(r'(alt|break|case|continue|cyclic|do|else|exit'
|
|
r'for|hd|if|implement|import|include|len|load|or'
|
|
r'pick|return|spawn|tagof|tl|to|while)\b', Keyword),
|
|
(r'(byte|int|big|real|string|array|chan|list|adt'
|
|
r'|fn|ref|of|module|self|type)\b', Keyword.Type),
|
|
(r'(con|iota|nil)\b', Keyword.Constant),
|
|
(r'[a-zA-Z_]\w*', Name),
|
|
],
|
|
'statement' : [
|
|
include('whitespace'),
|
|
include('statements'),
|
|
('[{}]', Punctuation),
|
|
(';', Punctuation, '#pop'),
|
|
],
|
|
'root': [
|
|
include('whitespace'),
|
|
default('statement'),
|
|
],
|
|
}
|
|
|
|
def analyse_text(text):
|
|
# Any limbo module implements something
|
|
if re.search(r'^implement \w+;', text, re.MULTILINE):
|
|
return 0.7
|
|
|
|
# TODO:
|
|
# - Make lexers for:
|
|
# - asm sources
|
|
# - man pages
|
|
# - mkfiles
|
|
# - module definitions
|
|
# - namespace definitions
|
|
# - shell scripts
|
|
# - maybe keyfiles and fonts
|
|
# they all seem to be quite similar to their equivalents
|
|
# from unix world, so there should not be a lot of problems
|