From e5ae20b5bb11b128be8e530b6bc9d61fb588c602 Mon Sep 17 00:00:00 2001
From: hverlin <hverlin@trifacta.com>
Date: Sun, 14 Nov 2021 10:09:23 +0100
Subject: [PATCH 1/2] Fix false positives for SVG type selectors in
 selector-type-case (#5712)

---
 .gitignore                                    |  1 +
 lib/reference/keywordSets.js                  | 36 +++++++++++++++++++
 .../selector-type-case/__tests__/index.js     |  8 +++++
 lib/rules/selector-type-case/index.js         |  5 +++
 4 files changed, 50 insertions(+)

diff --git a/.gitignore b/.gitignore
index 44fb258e98..cdf585c505 100644
--- a/.gitignore
+++ b/.gitignore
@@ -3,3 +3,4 @@ node_modules
 .coverage
 .eslintcache
 yarn.lock
+.idea
diff --git a/lib/reference/keywordSets.js b/lib/reference/keywordSets.js
index 0b632a35a2..4e6a4a9808 100644
--- a/lib/reference/keywordSets.js
+++ b/lib/reference/keywordSets.js
@@ -679,6 +679,42 @@ keywordSets.nonStandardHtmlTags = new Set([
 	'xmp',
 ]);
 
+// extracted from https://developer.mozilla.org/en-US/docs/Web/SVG/Element
+keywordSets.validMixedCaseSvgElements = new Set([
+	'animateMotion',
+	'animateTransform',
+	'clipPath',
+	'feBlend',
+	'feColorMatrix',
+	'feComponentTransfer',
+	'feComposite',
+	'feConvolveMatrix',
+	'feDiffuseLighting',
+	'feDisplacementMap',
+	'feDistantLight',
+	'feDropShadow',
+	'feFlood',
+	'feFuncA',
+	'feFuncB',
+	'feFuncG',
+	'feFuncR',
+	'feGaussianBlur',
+	'feImage',
+	'feMerge',
+	'feMergeNode',
+	'feMorphology',
+	'feOffset',
+	'fePointLight',
+	'feSpecularLighting',
+	'feSpotLight',
+	'feTile',
+	'feTurbulence',
+	'foreignObject',
+	'linearGradient',
+	'radialGradient',
+	'textPath',
+]);
+
 /**
  * @param {(string[] | Set<string>)[]} args
  */
diff --git a/lib/rules/selector-type-case/__tests__/index.js b/lib/rules/selector-type-case/__tests__/index.js
index ae9287a531..cfe7993ab4 100644
--- a/lib/rules/selector-type-case/__tests__/index.js
+++ b/lib/rules/selector-type-case/__tests__/index.js
@@ -95,6 +95,14 @@ testRule({
 			code: 'a /*comments */\n b {}',
 			description: 'comments in the selector',
 		},
+		{
+			code: 'foreignObject {}',
+			description: 'valid mixed-case svg elements',
+		},
+		{
+			code: 'html textPath { fill: red; }',
+			description: 'valid mixed-case svg elements',
+		},
 	],
 
 	reject: [
diff --git a/lib/rules/selector-type-case/index.js b/lib/rules/selector-type-case/index.js
index ca4d7d09ca..9f432b4a19 100644
--- a/lib/rules/selector-type-case/index.js
+++ b/lib/rules/selector-type-case/index.js
@@ -11,6 +11,7 @@ const report = require('../../utils/report');
 const ruleMessages = require('../../utils/ruleMessages');
 const validateOptions = require('../../utils/validateOptions');
 const { isString } = require('../../utils/validateTypes');
+const keywordSets = require('../../reference/keywordSets');
 
 const ruleName = 'selector-type-case';
 
@@ -59,6 +60,10 @@ function rule(expectation, options, context) {
 						return;
 					}
 
+					if (keywordSets.validMixedCaseSvgElements.has(tag.value)) {
+						return;
+					}
+
 					if (optionsMatches(options, 'ignoreTypes', tag.value)) {
 						return;
 					}

From e0e363bf1ce8d1b3e25be3686ff9e069ee98a96d Mon Sep 17 00:00:00 2001
From: Richard Hallows <jeddy3@users.noreply.github.com>
Date: Sun, 14 Nov 2021 16:44:00 +0000
Subject: [PATCH 2/2] Update .gitignore

---
 .gitignore | 1 -
 1 file changed, 1 deletion(-)

diff --git a/.gitignore b/.gitignore
index cdf585c505..44fb258e98 100644
--- a/.gitignore
+++ b/.gitignore
@@ -3,4 +3,3 @@ node_modules
 .coverage
 .eslintcache
 yarn.lock
-.idea