The idea is that TwoWayWeakMap would work like WeakMap, except that you would be able to get key objects by their value. For example, here is how the usage would look like: class TwoWayWeakMap { // What goes here? } class SomeClass {} const map = new TwoWayWeakMap<SomeClass, number>() function…

How to implement TwoWayWeakMap? Using WeakRef?

trusktr December 31, 2021, 12:29am 15

The problem all of the implementations have motivated me to open this issue:

Topic		Replies	Views
LossyRef, better than WeakRef 💡 Ideas	17	912	February 22, 2022
Native WeakValueMap 💡 Ideas	12	347	June 17, 2024
Allow weak maps to contain primitives 💡 Ideas	17	433	October 24, 2021
Add enumeration methods (and clear) to WeakMap and WeakSet 💡 Ideas	3	352	December 2, 2020
{Map, WeakMap, etc}.prototype.getRef(key) 💡 Ideas	25	1146	November 26, 2022