86 lines
2.1 KiB
JavaScript
86 lines
2.1 KiB
JavaScript
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/*
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Language: .properties
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Contributors: Valentin Aitken <valentin@nalisbg.com>, Egor Rogov <e.rogov@postgrespro.ru>
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Website: https://en.wikipedia.org/wiki/.properties
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Category: common, config
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*/
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function properties(hljs) {
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// whitespaces: space, tab, formfeed
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var WS0 = '[ \\t\\f]*';
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var WS1 = '[ \\t\\f]+';
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// delimiter
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var EQUAL_DELIM = WS0+'[:=]'+WS0;
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var WS_DELIM = WS1;
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var DELIM = '(' + EQUAL_DELIM + '|' + WS_DELIM + ')';
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var KEY_ALPHANUM = '([^\\\\\\W:= \\t\\f\\n]|\\\\.)+';
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var KEY_OTHER = '([^\\\\:= \\t\\f\\n]|\\\\.)+';
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var DELIM_AND_VALUE = {
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// skip DELIM
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end: DELIM,
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relevance: 0,
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starts: {
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// value: everything until end of line (again, taking into account backslashes)
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className: 'string',
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end: /$/,
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relevance: 0,
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contains: [
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{ begin: '\\\\\\\\'},
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{ begin: '\\\\\\n' }
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]
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}
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};
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return {
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name: '.properties',
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case_insensitive: true,
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illegal: /\S/,
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contains: [
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hljs.COMMENT('^\\s*[!#]', '$'),
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// key: everything until whitespace or = or : (taking into account backslashes)
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// case of a "normal" key
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{
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returnBegin: true,
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variants: [
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{ begin: KEY_ALPHANUM + EQUAL_DELIM, relevance: 1 },
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{ begin: KEY_ALPHANUM + WS_DELIM, relevance: 0 }
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],
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contains: [
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{
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className: 'attr',
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begin: KEY_ALPHANUM,
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endsParent: true,
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relevance: 0
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}
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],
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starts: DELIM_AND_VALUE
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},
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// case of key containing non-alphanumeric chars => relevance = 0
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{
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begin: KEY_OTHER + DELIM,
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returnBegin: true,
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relevance: 0,
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contains: [
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{
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className: 'meta',
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begin: KEY_OTHER,
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endsParent: true,
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relevance: 0
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}
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],
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starts: DELIM_AND_VALUE
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},
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// case of an empty key
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{
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className: 'attr',
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relevance: 0,
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begin: KEY_OTHER + WS0 + '$'
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}
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]
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};
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}
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module.exports = properties;
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