Add ES|QL language support

components.json

@@ -468,6 +468,10 @@
 			"title": "Erlang",
 			"owner": "Golmote"
 		},
+		"esql": {
+			"title": "ES|QL",
+			"owner": "vadimkibana"
+		},
 		"excel-formula": {
 			"title": "Excel Formula",
 			"alias": ["xlsx", "xls"],

components/prism-esql.js

@@ -0,0 +1,271 @@
+var commands = [
+	'DISSECT',
+	'DROP',
+	'ENRICH',
+	'EVAL',
+	'EXPLAIN',
+	'FROM',
+	'FULL JOIN',
+	'GROK',
+	'INLINESTATS',
+	'JOIN',
+	'KEEP',
+	'LEFT JOIN',
+	'LIMIT',
+	'LOOKUP JOIN',
+	'METRICS',
+	'MV_EXPAND',
+	'RENAME',
+	'RIGHT JOIN',
+	'ROW',
+	'SHOW',
+	'SORT',
+	'STATS',
+	'WHERE',
+];
+
+var functions = [
+	'ABS',
+	'ACOS',
+	'ASIN',
+	'ATAN',
+	'ATAN2',
+	'AVG',
+	'BIT_LENGTH',
+	'BUCKET',
+	'BYTE_LENGTH',
+	'CASE',
+	'CATEGORIZE',
+	'CBRT',
+	'CEIL',
+	'CIDR_MATCH',
+	'COALESCE',
+	'CONCAT',
+	'COS',
+	'COSH',
+	'COUNT_DISTINCT',
+	'COUNT',
+	'DATE_DIFF',
+	'DATE_EXTRACT',
+	'DATE_FORMAT',
+	'DATE_PARSE',
+	'DATE_TRUNC',
+	'E',
+	'ENDS_WITH',
+	'EXP',
+	'FLOOR',
+	'FROM_BASE64',
+	'GREATEST',
+	'HASH',
+	'HYPOT',
+	'IP_PREFIX',
+	'LEAST',
+	'LEFT',
+	'LENGTH',
+	'LOCATE',
+	'LOG',
+	'LOG10',
+	'LTRIM',
+	'MATCH',
+	'MAX',
+	'MEDIAN_ABSOLUTE_DEVIATION',
+	'MEDIAN',
+	'MIN',
+	'MV_APPEND',
+	'MV_AVG',
+	'MV_CONCAT',
+	'MV_COUNT',
+	'MV_DEDUPE',
+	'MV_FIRST',
+	'MV_LAST',
+	'MV_MAX',
+	'MV_MEDIAN_ABSOLUTE_DEVIATION',
+	'MV_MEDIAN',
+	'MV_MIN',
+	'MV_PERCENTILE',
+	'MV_PSERIES_WEIGHTED_SUM',
+	'MV_SLICE',
+	'MV_SORT',
+	'MV_SUM',
+	'MV_ZIP',
+	'NOW',
+	'PERCENTILE',
+	'PI',
+	'POW',
+	'QSTR',
+	'REPEAT',
+	'REPLACE',
+	'REVERSE',
+	'RIGHT',
+	'ROUND',
+	'RTRIM',
+	'SIGNUM',
+	'SIN',
+	'SINH',
+	'SPACE',
+	'SPLIT',
+	'SQRT',
+	'ST_CENTROID_AGG',
+	'ST_CONTAINS',
+	'ST_DISJOINT',
+	'ST_DISTANCE',
+	'ST_ENVELOPE',
+	'ST_EXTENT_AGG',
+	'ST_INTERSECTS',
+	'ST_WITHIN',
+	'ST_X',
+	'ST_XMAX',
+	'ST_XMIN',
+	'ST_Y',
+	'ST_YMAX',
+	'ST_YMIN',
+	'STARTS_WITH',
+	'STD_DEV',
+	'SUBSTRING',
+	'SUM',
+	'TAN',
+	'TANH',
+	'TAU',
+	'TO_BASE64',
+	'TO_BOOLEAN',
+	'TO_CARTESIANPOINT',
+	'TO_CARTESIANSHAPE',
+	'TO_DATE_NANOS',
+	'TO_DATEPERIOD',
+	'TO_DATETIME',
+	'TO_DEGREES',
+	'TO_DOUBLE',
+	'TO_GEOPOINT',
+	'TO_GEOSHAPE',
+	'TO_INTEGER',
+	'TO_IP',
+	'TO_LONG',
+	'TO_LOWER',
+	'TO_RADIANS',
+	'TO_STRING',
+	'TO_TIMEDURATION',
+	'TO_UNSIGNED_LONG',
+	'TO_UPPER',
+	'TO_VERSION',
+	'TOP',
+	'TRIM',
+	'VALUES',
+	'WEIGHTED_AVG',
+];
+
+var keywords = [
+	'BY',
+	'ASC',
+	'DESC',
+	'FIRST',
+	'LAST',
+	'ON',
+	'WITH',
+	'METADATA',
+	'NULLS',
+];
+
+var namedBinaryOperators = [
+	'AND',
+	'OR',
+	'IS',
+	'IN',
+	'AS',
+	'LIKE',
+	'RLIKE',
+	'RLIKE',
+	'WHERE',
+];
+
+Prism.languages.esql = {
+	// Single line comment: // comment
+	comment: {
+		pattern: /\/\/.*/,
+		greedy: true
+	},
+
+	// Slash-star multiline comments: /* comment */
+	'multiline-comment': {
+		pattern: /\/\*[\s\S]*?\*\//,
+		greedy: true,
+		alias: [
+			'comment',
+		]
+	},
+
+	// Triple quoted strings: """string"""
+	'triple-quoted-string': {
+		pattern: /"""(?:\\.|[^\\"])*"""/,
+		greedy: true,
+		alias: [
+			'string',
+		]
+	},
+
+	// Single quoted strings: "string"
+	'string': {
+		pattern: /"(?:\\.|[^\\"])*"/,
+		greedy: true
+	},
+
+	// ES|LQ params: "?paramName", "?1", "?"
+	variable: /\?\w{1,999}/,
+
+	// Command names
+	command: {
+		pattern: new RegExp('\\b(?:' + commands.join('|') + ')\\b', 'i'),
+		alias: [
+			'keyword',
+		],
+	},
+
+	// List of well known keywords
+	keyword: {
+		pattern: new RegExp('\\b(?:' + keywords.join('|') + ')\\b', 'i'),
+	},
+
+
+	'named-binary-operator': {
+		pattern: new RegExp('\\b(?:' + namedBinaryOperators.join('|') + ')\\b', 'i'),
+		alias: [
+			'keyword',
+		],
+	},
+
+	// Highlight list of known functions
+	function: {
+		pattern: new RegExp('\\b(?:' + functions.join('|') + ')\\b', 'i'),
+	},
+
+	boolean: /\b(?:false|true)\b/i,
+
+	// Floating point numbers (ES|QL "decimals")
+	float: {
+		pattern: /\b(?:\d{1,50}\.{1}\d{0,50}|\.\d{1,50})(?:[eE][+-]?\d+)?\b/,
+		alias: [
+			'number'
+		],
+	},
+
+	// Integer numbers
+	integer: {
+		pattern: /\b\d+\b/,
+		alias: [
+			'number'
+		],
+	},
+
+	// Cast expressions
+	cast: {
+		pattern: /::\s*\w+\b/,
+		alias: [
+			'operator',
+		],
+	},
+
+	// General operators
+	operator: /-|\+|\*|\||\/|%|==|=|<=|>=|<|>/,
+
+	// Mark "|" and "," and some other symbols as punctuation
+	punctuation: /\||,|\(|\)|\[|\]|\{|\}/,
+};

examples/prism-esql.html

@@ -0,0 +1,15 @@
+<h2>Full example</h2>
+<pre><code>// This is a comment
+FROM logs-endpoint METADATA test
+  | ROW a=[1,2,3], b="b", j=["a","b"]
+    /* This is a multiline
+       commnet */
+  | MV_EXPAND a
+  | WHERE process.name == "curl.exe" AND ?asdf == 123
+  | STATS bytes = (SUM(destination.bytes, true) BY destination.?asdf.asdf)::INTEGER
+  | EVAL kb =  bytes / 1024 * -1.23e12 + ?e
+  | SORT kb DESC
+  | LIMIT 10
+  | KEEP kb, destination.address
+  | GROK a """%{TIMESTAMP_ISO8601:date} %{IP:ip} %{EMAILADDRESS:email} %{NUMBER:num}"""
+  | KEEP date, ip, email, num</code></pre>

plugins/show-language/prism-show-language.js

@@ -97,6 +97,7 @@
 		"ejs": "EJS",
 		"etlua": "Embedded Lua templating",
 		"erb": "ERB",
+		"esql": "ES|QL",
 		"excel-formula": "Excel Formula",
 		"xlsx": "Excel Formula",
 		"xls": "Excel Formula",

tests/languages/esql/boolean_feature.test

@@ -0,0 +1,13 @@
+TRUE FALSE
+true false
+
+----------------------------------------------------
+
+[
+	["boolean", "TRUE"], ["boolean", "FALSE"],
+	["boolean", "true"], ["boolean", "false"]
+]
+
+----------------------------------------------------
+
+Checks for booleans.

tests/languages/esql/commands_feature.test

@@ -0,0 +1,27 @@
+FROM
+ROW
+STATS
+LIMIT
+WHERE
+KEEP
+DROP
+GROK
+EXPLAIN
+
+----------------------------------------------------
+
+[
+	["command", "FROM"],
+	["command", "ROW"],
+	["command", "STATS"],
+	["command", "LIMIT"],
+	["command", "WHERE"],
+	["command", "KEEP"],
+	["command", "DROP"],
+	["command", "GROK"],
+	["command", "EXPLAIN"]
+]
+
+----------------------------------------------------
+
+Checks for comments.