chrome-devtools-frontend/front_end/component_docs/linear_memory_inspector/basic.ts

Chrome DevTools UI

// Copyright 2020 The Chromium Authors. All rights reserved.
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.

import * as ComponentHelpers from '../../component_helpers/component_helpers.js';
import * as LinearMemoryInspector from '../../linear_memory_inspector/linear_memory_inspector.js';

await ComponentHelpers.ComponentServerSetup.setup();

const array = [];
const string = 'Hello this is a string from the memory buffer!';

for (let i = 0; i < string.length; ++i) {
  array.push(string.charCodeAt(i));
}

for (let i = -1000; i < 1000; ++i) {
  array.push(i);
}

const memory = new Uint8Array(array);
const memoryInspector = new LinearMemoryInspector.LinearMemoryInspector.LinearMemoryInspector();
document.getElementById('container')?.appendChild(memoryInspector);

memoryInspector.data = {
  memory: memory,
  address: 0,
  memoryOffset: 0,
  outerMemoryLength: memory.length,
};