94 lines
2.1 KiB
JavaScript
94 lines
2.1 KiB
JavaScript
'use strict';
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// Load modules
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const Util = require('util');
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const Any = require('../any');
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const Hoek = require('hoek');
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// Declare internals
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const internals = {};
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internals.Map = class extends Map {
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slice() {
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return new internals.Map(this);
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}
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toString() {
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return Util.inspect(this);
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}
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};
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internals.Symbol = class extends Any {
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constructor() {
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super();
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this._type = 'symbol';
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this._inner.map = new internals.Map();
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}
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_base(value, state, options) {
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if (options.convert) {
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const lookup = this._inner.map.get(value);
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if (lookup) {
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value = lookup;
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}
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if (this._flags.allowOnly) {
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return {
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value,
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errors: (typeof value === 'symbol') ? null : this.createError('symbol.map', { map: this._inner.map }, state, options)
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};
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}
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}
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return {
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value,
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errors: (typeof value === 'symbol') ? null : this.createError('symbol.base', null, state, options)
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};
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}
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map(iterable) {
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if (iterable && !iterable[Symbol.iterator] && typeof iterable === 'object') {
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iterable = Object.entries(iterable);
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}
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Hoek.assert(iterable && iterable[Symbol.iterator], 'Iterable must be an iterable or object');
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const obj = this.clone();
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const symbols = [];
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for (const entry of iterable) {
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Hoek.assert(entry && entry[Symbol.iterator], 'Entry must be an iterable');
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const [key, value] = entry;
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Hoek.assert(typeof key !== 'object' && typeof key !== 'function' && typeof key !== 'symbol', 'Key must not be an object, function, or Symbol');
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Hoek.assert(typeof value === 'symbol', 'Value must be a Symbol');
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obj._inner.map.set(key, value);
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symbols.push(value);
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}
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return obj.valid(...symbols);
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}
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describe() {
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const description = super.describe();
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description.map = new Map(this._inner.map);
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return description;
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}
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};
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module.exports = new internals.Symbol();
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