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// This is a language definition for generic log files.
// Since there is no one log format, this language definition has to support all formats to some degree.
//
// Based on https://github.com/MTDL9/vim-log-highlighting
Prism.languages.log = {
string: {
// Single-quoted strings must not be confused with plain text. E.g. Can't isn't Susan's Chris' toy
pattern: /"(?:[^"\\\r\n]|\\.)*"|'(?![st] | \w)(?:[^'\\\r\n]|\\.)*'/,
greedy: true,
},
exception: {
pattern:
/(^|[^\w.])[a-z][\w.]*(?:Error|Exception):.*(?:(?:\r\n?|\n)[ \t]*(?:at[ \t].+|\.{3}.*|Caused by:.*))+(?:(?:\r\n?|\n)[ \t]*\.\.\. .*)?/,
lookbehind: true,
greedy: true,
alias: ['javastacktrace', 'language-javastacktrace'],
inside: Prism.languages['javastacktrace'] || {
keyword: /\bat\b/,
function: /[a-z_][\w$]*(?=\()/,
punctuation: /[.:()]/,
},
},
level: [
{
pattern:
/\b(?:ALERT|CRIT|CRITICAL|EMERG|EMERGENCY|ERR|ERROR|FAILURE|FATAL|SEVERE)\b/,
alias: ['error', 'important'],
},
{
pattern: /\b(?:WARN|WARNING|WRN)\b/,
alias: ['warning', 'important'],
},
{
pattern: /\b(?:DISPLAY|INF|INFO|NOTICE|STATUS)\b/,
alias: ['info', 'keyword'],
},
{
pattern: /\b(?:DBG|DEBUG|FINE)\b/,
alias: ['debug', 'keyword'],
},
{
pattern: /\b(?:FINER|FINEST|TRACE|TRC|VERBOSE|VRB)\b/,
alias: ['trace', 'comment'],
},
],
property: {
pattern:
/((?:^|[\]|])[ \t]*)[a-z_](?:[\w-]|\b\/\b)*(?:[. ]\(?\w(?:[\w-]|\b\/\b)*\)?)*:(?=\s)/im,
lookbehind: true,
},
separator: {
pattern: /(^|[^-+])-{3,}|={3,}|\*{3,}|- - /m,
lookbehind: true,
alias: 'comment',
},
url: /\b(?:file|ftp|https?):\/\/[^\s|,;'"]*[^\s|,;'">.]/,
email: {
pattern: /(^|\s)[-\w+.]+@[a-z][a-z0-9-]*(?:\.[a-z][a-z0-9-]*)+(?=\s)/,
lookbehind: true,
alias: 'url',
},
'ip-address': {
pattern: /\b(?:\d{1,3}(?:\.\d{1,3}){3})\b/,
alias: 'constant',
},
'mac-address': {
pattern: /\b[a-f0-9]{2}(?::[a-f0-9]{2}){5}\b/i,
alias: 'constant',
},
domain: {
pattern:
/(^|\s)[a-z][a-z0-9-]*(?:\.[a-z][a-z0-9-]*)*\.[a-z][a-z0-9-]+(?=\s)/,
lookbehind: true,
alias: 'constant',
},
uuid: {
pattern:
/\b[0-9a-f]{8}-[0-9a-f]{4}-[0-9a-f]{4}-[0-9a-f]{4}-[0-9a-f]{12}\b/i,
alias: 'constant',
},
hash: {
pattern: /\b(?:[a-f0-9]{32}){1,2}\b/i,
alias: 'constant',
},
'file-path': {
pattern:
/\b[a-z]:[\\/][^\s|,;:(){}\[\]"']+|(^|[\s:\[\](>|])\.{0,2}\/\w[^\s|,;:(){}\[\]"']*/i,
lookbehind: true,
greedy: true,
alias: 'string',
},
date: {
pattern: RegExp(
/\b\d{4}[-/]\d{2}[-/]\d{2}(?:T(?=\d{1,2}:)|(?=\s\d{1,2}:))/.source +
'|' +
/\b\d{1,4}[-/ ](?:\d{1,2}|Apr|Aug|Dec|Feb|Jan|Jul|Jun|Mar|May|Nov|Oct|Sep)[-/ ]\d{2,4}T?\b/
.source +
'|' +
/\b(?:(?:Fri|Mon|Sat|Sun|Thu|Tue|Wed)(?:\s{1,2}(?:Apr|Aug|Dec|Feb|Jan|Jul|Jun|Mar|May|Nov|Oct|Sep))?|Apr|Aug|Dec|Feb|Jan|Jul|Jun|Mar|May|Nov|Oct|Sep)\s{1,2}\d{1,2}\b/
.source,
'i'
),
alias: 'number',
},
time: {
pattern:
/\b\d{1,2}:\d{1,2}:\d{1,2}(?:[.,:]\d+)?(?:\s?[+-]\d{2}:?\d{2}|Z)?\b/,
alias: 'number',
},
boolean: /\b(?:false|null|true)\b/i,
number: {
pattern:
/(^|[^.\w])(?:0x[a-f0-9]+|0o[0-7]+|0b[01]+|v?\d[\da-f]*(?:\.\d+)*(?:e[+-]?\d+)?[a-z]{0,3}\b)\b(?!\.\w)/i,
lookbehind: true,
},
operator: /[;:?<=>~/@!$%&+\-|^(){}*#]/,
punctuation: /[\[\].,]/,
};
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