EditorConfig support

components.json

@@ -295,6 +295,10 @@
 			"title": "EBNF",
 			"owner": "RunDevelopment"
 		},
+		"editorconfig": {
+			"title": "EditorConfig",
+			"owner": "osipxd"
+		},
 		"eiffel": {
 			"title": "Eiffel",
 			"owner": "Conaclos"

components/prism-editorconfig.js

@@ -0,0 +1,20 @@
+Prism.languages.editorconfig = {
+	// https://editorconfig-specification.readthedocs.io/en/latest/
+	'comment': /[;#].*$/m,
+	'section': {
+		pattern: /^[ \t]*\[.+]/m,
+		alias: 'keyword',
+		inside: {
+			'regex': /\\\\[\[\]{},!?.*]/, // Escape special characters with '\\'
+			'punctuation': /[\[\]{},!?]|\.\.|\*{1,2}/
+		}
+	},
+	'property': /^[ \t]*[^\s=]+?(?=[ \t]*=)/m,
+	'value': {
+		pattern: /=.*/,
+		alias: 'string',
+		inside: {
+			'punctuation': /^[=]/
+		}
+	}
+};

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

@@ -57,6 +57,7 @@
 		"dns-zone": "DNS zone file",
 		"dockerfile": "Docker",
 		"ebnf": "EBNF",
+		"editorconfig": "EditorConfig",
 		"ejs": "EJS",
 		"etlua": "Embedded Lua templating",
 		"erb": "ERB",

tests/languages/editorconfig/comment_feature.test

@@ -0,0 +1,15 @@
+;
+; comment
+# comment can also contain ; and #
+
+----------------------------------------------------
+
+[
+	["comment", ";"],
+	["comment", "; comment"],
+	["comment", "# comment can also contain ; and #"]
+]
+
+----------------------------------------------------
+
+Checks for comments.

tests/languages/editorconfig/key_value_feature.test

@@ -0,0 +1,21 @@
+foo = Bar Baz
+foobar = 42
+
+----------------------------------------------------
+
+[
+	["property", "foo"],
+	["value", [
+		["punctuation", "="],
+		" Bar Baz"
+	]],
+	["property", "foobar"],
+	["value", [
+		["punctuation", "="],
+		" 42"
+	]]
+]
+
+----------------------------------------------------
+
+Checks for key/value pairs.

tests/languages/editorconfig/section_feature.test

@@ -0,0 +1,34 @@
+[*]
+[**.kt]
+[{**.kt, **.kts}]
+[?[!seq].log.{0..9}]
+[\\**.log]
+
+----------------------------------------------------
+
+[
+	["section", [
+		["punctuation", "["], ["punctuation", "*"], ["punctuation", "]"]
+	]],
+	["section", [
+		["punctuation", "["], ["punctuation", "**"], ".kt", ["punctuation", "]"]
+	]],
+	["section", [
+		["punctuation", "["],  ["punctuation", "{"],
+		["punctuation", "**"], ".kt", ["punctuation", ","], ["punctuation", "**"], ".kts",
+		["punctuation", "}"], ["punctuation", "]"]
+	]],
+	["section", [
+		["punctuation", "["], ["punctuation", "?"],
+		["punctuation", "["], ["punctuation", "!"], "seq", ["punctuation", "]"],
+		".log.", ["punctuation", "{"], "0", ["punctuation", ".."], "9", ["punctuation", "}"],
+		["punctuation", "]"]
+	]],
+	["section", [
+    	["punctuation", "["], ["regex", "\\\\*"], ["punctuation", "*"], ".log", ["punctuation", "]"]
+    ]]
+]
+
+----------------------------------------------------
+
+Checks for section titles.