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-- Copyright 2006-2017 Robert Gieseke. See LICENSE.
-- Less CSS LPeg lexer.
-- http://lesscss.org
local l = require('lexer')
local token = l.token
local S = lpeg.S
local M = {_NAME = 'less'}
-- Line comments.
local line_comment = token(l.COMMENT, '//' * l.nonnewline^0)
-- Variables.
local variable = token(l.VARIABLE, '@' * (l.alnum + S('_-{}'))^1)
local css = l.load('css')
local _rules = css._rules
table.insert(_rules, #_rules - 1, {'line_comment', line_comment})
table.insert(_rules, #_rules - 1, {'variable', variable})
M._rules = _rules
M._tokenstyles = css._tokenstyles
M._foldsymbols = css._foldsymbols
return M
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