flow like the river
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62
VISUALIZACION/node_modules/internal-slot/index.js
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62
VISUALIZACION/node_modules/internal-slot/index.js
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'use strict';
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var GetIntrinsic = require('get-intrinsic');
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var has = require('has');
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var channel = require('side-channel')();
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var $TypeError = GetIntrinsic('%TypeError%');
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var SLOT = {
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assert: function (O, slot) {
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if (!O || (typeof O !== 'object' && typeof O !== 'function')) {
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throw new $TypeError('`O` is not an object');
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}
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if (typeof slot !== 'string') {
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throw new $TypeError('`slot` must be a string');
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}
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channel.assert(O);
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if (!SLOT.has(O, slot)) {
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throw new $TypeError('`' + slot + '` is not present on `O`');
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}
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},
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get: function (O, slot) {
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if (!O || (typeof O !== 'object' && typeof O !== 'function')) {
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throw new $TypeError('`O` is not an object');
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}
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if (typeof slot !== 'string') {
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throw new $TypeError('`slot` must be a string');
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}
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var slots = channel.get(O);
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return slots && slots['$' + slot];
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},
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has: function (O, slot) {
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if (!O || (typeof O !== 'object' && typeof O !== 'function')) {
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throw new $TypeError('`O` is not an object');
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}
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if (typeof slot !== 'string') {
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throw new $TypeError('`slot` must be a string');
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}
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var slots = channel.get(O);
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return !!slots && has(slots, '$' + slot);
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},
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set: function (O, slot, V) {
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if (!O || (typeof O !== 'object' && typeof O !== 'function')) {
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throw new $TypeError('`O` is not an object');
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}
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if (typeof slot !== 'string') {
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throw new $TypeError('`slot` must be a string');
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}
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var slots = channel.get(O);
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if (!slots) {
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slots = {};
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channel.set(O, slots);
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}
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slots['$' + slot] = V;
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}
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};
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if (Object.freeze) {
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Object.freeze(SLOT);
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}
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module.exports = SLOT;
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