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| "use strict";
|
| const RESTRICTED_CUSTOM_ELEMENT_NAME = new Set([
| "annotation-xml",
| "color-profile",
| "font-face",
| "font-face-src",
| "font-face-uri",
| "font-face-format",
| "font-face-name",
| "missing-glyph"
| ]);
|
| const CUSTOM_ELEMENT_NAME_REGEXP = /^[a-z][-.0-9_a-z]*-[-.0-9_a-z]*$/;
|
| // https://html.spec.whatwg.org/multipage/custom-elements.html#valid-custom-element-name
| function isValidCustomElementName(name) {
| if (RESTRICTED_CUSTOM_ELEMENT_NAME.has(name)) {
| return false;
| }
|
| return CUSTOM_ELEMENT_NAME_REGEXP.test(name);
| }
|
| module.exports = {
| isValidCustomElementName
| };
|
|
