/usr/share/source-highlight/lua.lang is in libsource-highlight-common 3.1.8-1.1.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 | include "number.lang"
string delim "[[" "]]" multiline nested
string delim "\"" "\"" escape "\\"
string delim "'" "'" escape "\\"
keyword = "and|break|do|else|elseif|end|false|for|function|if|in|local|nil|not|or|repeat|return|then|true|until|while"
# if = is matched bewteen [[ then it must be present also in the closing ]]
environment comment delim `--\[(=*)\[` "]" + @{1} + "]" multiline nested begin
include "url.lang"
environment comment delim "[[" "]]" multiline nested begin
include "url.lang"
end
end
environment comment start "--" begin
include "url.lang"
end
include "symbols.lang"
cbracket = "{|}"
# function = '(?:[[:alpha:]]|_)[[:word:]]*[[:blank:]]*(?:\:(?:[[:alpha:]]|_)[[:word:]]*[[:blank:]]*)?(?=\()'
function = '([[:alpha:]]|_)[[:word:]:]*(?=\()'
|