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b5f3067a6a
Initial setup of project dependencies including axios, express, dotenv, and other supporting packages. Added configuration files and documentation for project setup and usage.
44 lines
1.2 KiB
JavaScript
44 lines
1.2 KiB
JavaScript
'use strict';
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var $TypeError = require('es-errors/type');
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var inspect = require('object-inspect');
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var getSideChannelList = require('side-channel-list');
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var getSideChannelMap = require('side-channel-map');
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var getSideChannelWeakMap = require('side-channel-weakmap');
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var makeChannel = getSideChannelWeakMap || getSideChannelMap || getSideChannelList;
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/** @type {import('.')} */
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module.exports = function getSideChannel() {
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/** @typedef {ReturnType<typeof getSideChannel>} Channel */
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/** @type {Channel | undefined} */ var $channelData;
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/** @type {Channel} */
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var channel = {
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assert: function (key) {
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if (!channel.has(key)) {
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throw new $TypeError('Side channel does not contain ' + inspect(key));
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}
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},
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'delete': function (key) {
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return !!$channelData && $channelData['delete'](key);
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},
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get: function (key) {
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return $channelData && $channelData.get(key);
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},
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has: function (key) {
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return !!$channelData && $channelData.has(key);
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},
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set: function (key, value) {
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if (!$channelData) {
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$channelData = makeChannel();
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}
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$channelData.set(key, value);
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}
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};
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// @ts-expect-error TODO: figure out why this is erroring
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return channel;
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};
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