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// Copyright 2018-2022 the Deno authors. All rights reserved. MIT license.
// @ts-check
/// <reference path="../../core/internal.d.ts" />
/// <reference path="../webidl/internal.d.ts" />
/// <reference path="../web/internal.d.ts" />
/// <reference lib="esnext" />
"use strict";
((window) => {
const core = Deno.core;
const webidl = window.__bootstrap.webidl;
const { DOMException } = window.__bootstrap.domException;
const { TypeError } = window.__bootstrap.primordials;
/**
* @param {string} data
* @returns {string}
*/
function atob(data) {
const prefix = "Failed to execute 'atob'";
webidl.requiredArguments(arguments.length, 1, { prefix });
data = webidl.converters.DOMString(data, {
prefix,
context: "Argument 1",
});
try {
return core.opSync("op_base64_atob", data);
} catch (e) {
if (e instanceof TypeError) {
throw new DOMException(
"Failed to decode base64: invalid character",
"InvalidCharacterError",
);
}
throw e;
}
}
/**
* @param {string} data
* @returns {string}
*/
function btoa(data) {
const prefix = "Failed to execute 'btoa'";
webidl.requiredArguments(arguments.length, 1, { prefix });
data = webidl.converters.DOMString(data, {
prefix,
context: "Argument 1",
});
try {
return core.opSync("op_base64_btoa", data);
} catch (e) {
if (e instanceof TypeError) {
throw new DOMException(
"The string to be encoded contains characters outside of the Latin1 range.",
"InvalidCharacterError",
);
}
throw e;
}
}
window.__bootstrap.base64 = {
atob,
btoa,
};
})(globalThis);
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