ikds

src/fast_download.ts

@@ -0,0 +1,29 @@
+
+import { delay } from "https://deno.land/std@0.202.0/async/delay.ts";
+
+function createAllResponses(urls: string[]): Promise<Response>[]{
+    const ret: Promise<Response>[] = [];
+    for(const url of urls){
+        ret.push(fetch(url));
+    }
+    return ret;
+}
+
+function getTextOfAllResponses(responses: Response[]): Promise<string>[]{
+    const ret: Promise<string>[] = [];
+    for(const resp of responses){
+        ret.push(resp.text());
+    }
+    return ret;
+}
+
+async function downloadAll(urls: string[]): Promise<string[]> {
+
+    const promises = createAllResponses(urls);
+    const responses = await Promise.all(promises);
+    const textes  = getTextOfAllResponses(responses);
+    return await Promise.all(textes);
+}
+
+
+