22 lines
582 B
Lua
22 lines
582 B
Lua
|
-- Copyright 2006-2019 Robert Gieseke. See License.txt.
|
||
|
|
-- Less CSS LPeg lexer.
|
||
|
|
-- http://lesscss.org
|
||
|
|
|
||
|
|
local lexer = require('lexer')
|
||
|
|
local token = lexer.token
|
||
|
|
local S = lpeg.S
|
||
|
|
|
||
|
|
local lex = lexer.new('less', {inherit = lexer.load('css')})
|
||
|
|
|
||
|
|
-- Line comments.
|
||
|
|
lex:add_rule('line_comment', token(lexer.COMMENT, '//' * lexer.nonnewline^0))
|
||
|
|
|
||
|
|
-- Variables.
|
||
|
|
lex:add_rule('variable', token(lexer.VARIABLE, '@' *
|
||
|
|
(lexer.alnum + S('_-{}'))^1))
|
||
|
|
|
||
|
|
-- Fold points.
|
||
|
|
lex:add_fold_point(lexer.COMMENT, '//', lexer.fold_line_comments('//'))
|
||
|
|
|
||
|
|
return lex
|