Module internal/mod

Internal utilities for the public API of the Deno Standard Library.

Note: this module is for internal use only and should not be used directly.

import { diff, diffStr, buildMessage } from "@std/internal";
import { assertEquals } from "@std/assert";

const a = [1, 2, 3];
const b = [1, 2, 4];

assertEquals(diff(a, b), [
  { type: "common", value: 1 },
  { type: "common", value: 2 },
  { type: "removed", value: 3 },
  { type: "added", value: 4 },
]);

const diffResult = diffStr("Hello, world!", "Hello, world");

console.log(buildMessage(diffResult));
// [
//   "",
//   "",
//   "    [Diff] Actual / Expected",
//   "",
//   "",
//   "-   Hello, world!",
//   "+   Hello, world",
//   "",
// ]
Copy