Add 'packages/share-theme/' from commit '2cdd2a0a543f0bced8284ca55bc94efadbc7c91f'

git-subtree-dir: packages/share-theme
git-subtree-mainline: d8f0709bce
git-subtree-split: 2cdd2a0a54

packages/share-theme/src/scripts/common/debounce.ts

@@ -0,0 +1,11 @@
+export default function debounce<T extends (...args: unknown[]) => unknown>(executor: T, delay: number) {
+    let timeout: NodeJS.Timeout | null;
+    return function(...args: Parameters<T>): void {
+        const callback = () => {
+            timeout = null;
+            Reflect.apply(executor, null, args);
+        };
+        if (timeout) clearTimeout(timeout);
+        timeout = setTimeout(callback, delay);
+    };
+}

packages/share-theme/src/scripts/common/parents.ts

@@ -0,0 +1,7 @@
+export default function parents<T extends HTMLElement>(el: T, selector: string) {
+    const result = [];
+    for (let p = el && el.parentElement; p; p = p.parentElement) {
+        if (p.matches(selector)) result.push(p);
+    }
+    return result;
+}

packages/share-theme/src/scripts/common/parsehtml.ts

@@ -0,0 +1,7 @@
+export default function parseHTML(html: string, fragment = false) {
+    const template = document.createElement("template");
+    template.innerHTML = html;
+    const node = template.content.cloneNode(true);
+    if (fragment) return node;
+    return node.childNodes.length > 1 ? node.childNodes : node.childNodes[0];
+}