Initial

resources/app/node_modules/@smithy/node-http-handler/dist-es/stream-collector/collector.js

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+import { Writable } from "stream";
+export class Collector extends Writable {
+    constructor() {
+        super(...arguments);
+        this.bufferedBytes = [];
+    }
+    _write(chunk, encoding, callback) {
+        this.bufferedBytes.push(chunk);
+        callback();
+    }
+}

resources/app/node_modules/@smithy/node-http-handler/dist-es/stream-collector/index.js

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+import { Collector } from "./collector";
+export const streamCollector = (stream) => {
+    if (isReadableStreamInstance(stream)) {
+        return collectReadableStream(stream);
+    }
+    return new Promise((resolve, reject) => {
+        const collector = new Collector();
+        stream.pipe(collector);
+        stream.on("error", (err) => {
+            collector.end();
+            reject(err);
+        });
+        collector.on("error", reject);
+        collector.on("finish", function () {
+            const bytes = new Uint8Array(Buffer.concat(this.bufferedBytes));
+            resolve(bytes);
+        });
+    });
+};
+const isReadableStreamInstance = (stream) => typeof ReadableStream === "function" && stream instanceof ReadableStream;
+async function collectReadableStream(stream) {
+    const chunks = [];
+    const reader = stream.getReader();
+    let isDone = false;
+    let length = 0;
+    while (!isDone) {
+        const { done, value } = await reader.read();
+        if (value) {
+            chunks.push(value);
+            length += value.length;
+        }
+        isDone = done;
+    }
+    const collected = new Uint8Array(length);
+    let offset = 0;
+    for (const chunk of chunks) {
+        collected.set(chunk, offset);
+        offset += chunk.length;
+    }
+    return collected;
+}

resources/app/node_modules/@smithy/node-http-handler/dist-es/stream-collector/readable.mock.js

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+import { Readable } from "stream";
+export class ReadFromBuffers extends Readable {
+    constructor(options) {
+        super(options);
+        this.numBuffersRead = 0;
+        this.buffersToRead = options.buffers;
+        this.errorAfter = typeof options.errorAfter === "number" ? options.errorAfter : -1;
+    }
+    _read(size) {
+        if (this.errorAfter !== -1 && this.errorAfter === this.numBuffersRead) {
+            this.emit("error", new Error("Mock Error"));
+            return;
+        }
+        if (this.numBuffersRead >= this.buffersToRead.length) {
+            return this.push(null);
+        }
+        return this.push(this.buffersToRead[this.numBuffersRead++]);
+    }
+}