Add isMathMLElementName

Author: armano2

lib/utils/html-elements.json

@@ -9,9 +9,10 @@
 // Helpers
 // ------------------------------------------------------------------------------
 
-const HTML_ELEMENT_NAMES = new Set(require('./html-elements.json'))
-const SVG_ELEMENT_NAMES = new Set(require('./svg-elements.json'))
-const VOID_ELEMENT_NAMES = new Set(require('./void-elements.json'))
+const HTML_TAG_NAMES = new Set(require('html-tag-names'))
+const SVG_TAG_NAMES = new Set(require('svg-tag-names'))
+const MATHML_TAG_NAMES = new Set(require('mathml-tag-names'))
+const VOID_TAG_NAMES = new Set(require('./void-elements.json'))
 const assert = require('assert')
 
 // ------------------------------------------------------------------------------
@@ -67,8 +68,8 @@ module.exports = {
     assert(node && node.type === 'VElement')
 
     return (
-            node.parent.type === 'Program' ||
-            node.parent.parent.type === 'Program'
+      node.parent.type === 'Program' ||
+      node.parent.parent.type === 'Program'
     )
   },
 
@@ -194,53 +195,64 @@ module.exports = {
     )
   },
 
-    /**
-     * Check whether the given node is a custom component or not.
-     * @param {ASTNode} node The start tag node to check.
-     * @returns {boolean} `true` if the node is a custom component.
-     */
+  /**
+   * Check whether the given node is a custom component or not.
+   * @param {ASTNode} node The start tag node to check.
+   * @returns {boolean} `true` if the node is a custom component.
+   */
   isCustomComponent (node) {
     assert(node && node.type === 'VStartTag')
 
     const name = node.id.name
     return (
-            !(this.isHtmlElementName(name) || this.isSvgElementName(name)) ||
-            this.hasAttribute(node, 'is') ||
-            this.hasDirective(node, 'bind', 'is')
+      !(this.isHtmlElementName(name) || this.isSvgElementName(name) || this.isMathMLElementName(name)) ||
+      this.hasAttribute(node, 'is') ||
+      this.hasDirective(node, 'bind', 'is')
     )
   },
 
-    /**
-     * Check whether the given name is a HTML element name or not.
-     * @param {string} name The name to check.
-     * @returns {boolean} `true` if the name is a HTML element name.
-     */
+  /**
+   * Check whether the given name is a HTML element name or not.
+   * @param {string} name The name to check.
+   * @returns {boolean} `true` if the name is a HTML element name.
+   */
   isHtmlElementName (name) {
     assert(typeof name === 'string')
 
-    return HTML_ELEMENT_NAMES.has(name.toLowerCase())
+    return HTML_TAG_NAMES.has(name.toLowerCase())
   },
 
-    /**
-     * Check whether the given name is a SVG element name or not.
-     * @param {string} name The name to check.
-     * @returns {boolean} `true` if the name is a SVG element name.
-     */
+  /**
+   * Check whether the given name is a SVG element name or not.
+   * @param {string} name The name to check.
+   * @returns {boolean} `true` if the name is a SVG element name.
+   */
   isSvgElementName (name) {
     assert(typeof name === 'string')
 
-    return SVG_ELEMENT_NAMES.has(name.toLowerCase())
+    return SVG_TAG_NAMES.has(name.toLowerCase())
   },
 
-    /**
-     * Check whether the given name is a void element name or not.
-     * @param {string} name The name to check.
-     * @returns {boolean} `true` if the name is a void element name.
-     */
+  /**
+   * Check whether the given name is a MathML element name or not.
+   * @param {string} name The name to check.
+   * @returns {boolean} `true` if the name is a HTML element name.
+   */
+  isMathMLElementName (name) {
+    assert(typeof name === 'string')
+
+    return MATHML_TAG_NAMES.has(name.toLowerCase())
+  },
+
+  /**
+   * Check whether the given name is a void element name or not.
+   * @param {string} name The name to check.
+   * @returns {boolean} `true` if the name is a void element name.
+   */
   isVoidElementName (name) {
     assert(typeof name === 'string')
 
-    return VOID_ELEMENT_NAMES.has(name.toLowerCase())
+    return VOID_TAG_NAMES.has(name.toLowerCase())
   },
 
   /**