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https://github.com/denoland/deno.git
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c1fc7b2cd5
This commit refactors how we access "core", "internals" and "primordials" objects coming from `deno_core`, in our internal JavaScript code. Instead of capturing them from "globalThis.__bootstrap" namespace, we import them from recently added "ext:core/mod.js" file.
60 lines
1.6 KiB
JavaScript
60 lines
1.6 KiB
JavaScript
// Copyright 2018-2023 the Deno authors. All rights reserved. MIT license.
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// @ts-check
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/// <reference path="../../core/internal.d.ts" />
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/// <reference path="../webidl/internal.d.ts" />
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/// <reference path="../web/internal.d.ts" />
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/// <reference lib="esnext" />
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import { core, primordials } from "ext:core/mod.js";
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const ops = core.ops;
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import * as webidl from "ext:deno_webidl/00_webidl.js";
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import DOMException from "ext:deno_web/01_dom_exception.js";
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const {
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ObjectPrototypeIsPrototypeOf,
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TypeErrorPrototype,
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} = primordials;
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/**
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* @param {string} data
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* @returns {string}
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*/
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function atob(data) {
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const prefix = "Failed to execute 'atob'";
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webidl.requiredArguments(arguments.length, 1, prefix);
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data = webidl.converters.DOMString(data, prefix, "Argument 1");
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try {
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return ops.op_base64_atob(data);
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} catch (e) {
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if (ObjectPrototypeIsPrototypeOf(TypeErrorPrototype, e)) {
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throw new DOMException(
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"Failed to decode base64: invalid character",
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"InvalidCharacterError",
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);
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}
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throw e;
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}
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}
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/**
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* @param {string} data
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* @returns {string}
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*/
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function btoa(data) {
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const prefix = "Failed to execute 'btoa'";
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webidl.requiredArguments(arguments.length, 1, prefix);
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data = webidl.converters.DOMString(data, prefix, "Argument 1");
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try {
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return ops.op_base64_btoa(data);
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} catch (e) {
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if (ObjectPrototypeIsPrototypeOf(TypeErrorPrototype, e)) {
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throw new DOMException(
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"The string to be encoded contains characters outside of the Latin1 range.",
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"InvalidCharacterError",
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);
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}
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throw e;
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}
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}
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export { atob, btoa };
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