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ext/web/05_base64.js
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Nathan Whitaker
perf: lazy-load more modules in the snapshot (#34061)
19 май 2026, 02:37
Не верифицирован
19 май 2026, 02:37
eb4061f
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// Copyright 2018-2026 the Deno authors. 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" /> (function () { const { core, primordials } = __bootstrap; const { op_base64_atob, op_base64_btoa } = core.ops; const { ObjectPrototypeIsPrototypeOf, TypeErrorPrototype, } = primordials; const webidl = core.loadExtScript("ext:deno_webidl/00_webidl.js"); const { DOMException } = core.loadExtScript("ext:deno_web/01_dom_exception.js"); /** * @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, "Argument 1"); try { return op_base64_atob(data); } catch (e) { if (ObjectPrototypeIsPrototypeOf(TypeErrorPrototype, e)) { 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, "Argument 1"); try { return op_base64_btoa(data); } catch (e) { if (ObjectPrototypeIsPrototypeOf(TypeErrorPrototype, e)) { throw new DOMException( "Cannot encode string: string contains characters outside of the Latin1 range", "InvalidCharacterError", ); } throw e; } } return { atob, btoa }; })();