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1000+ packages found

Store information about any JS value in a side channel. Uses WeakMap if available.

published version 1.0.2, 7 months ago75 dependents licensed under $MIT
169,084,096

Store information about any JS value in a side channel. Uses WeakMap if available.

published version 1.1.0, 7 months ago1383 dependents licensed under $MIT
283,036,377

ES spec-like internal slots

published version 1.1.0, 7 months ago1101 dependents licensed under $MIT
197,371,022

Is this value a JS WeakMap? This module works cross-realm/iframe, and despite ES6 @@toStringTag.

published version 2.0.2, a year ago633 dependents licensed under $MIT
137,577,180

Which kind of Collection (Map, Set, WeakMap, WeakSet) is this JavaScript value? Works cross-realm, without `instanceof`, and despite Symbol.toStringTag.

published version 1.0.2, a year ago633 dependents licensed under $MIT
137,574,071

Is this value a JS WeakSet? This module works cross-realm/iframe, and despite ES6 @@toStringTag.

published version 2.0.4, 7 months ago633 dependents licensed under $MIT
139,034,173

ECMAScript6 WeakMap polyfill

published version 2.0.3, 6 years ago131 dependents licensed under $ISC
31,905,092

A WeakMap shim for Node.js and browsers

published version 1.0.8, 3 years ago34 dependents licensed under $Apache-2.0
3,757,774

ECMAScript6 WeakMap polyfill

published version 2.0.4, 4 years ago28 dependents licensed under $MIT
1,576,717

Garbage-collected memoizer for variadic functions

published version 1.0.2, 8 years ago30 dependents licensed under $ISC
291,201

Immutable finite list objects with constant-time equality testing (===) and no memory leaks

published version 0.4.10, 7 years ago3 dependents licensed under $MIT
262,877

The Map & WeakMap data structures as a reactive signals.

published version 0.7.2, 25 days ago21 dependents licensed under $MIT
155,884

ES2015 WeakMap polyfill for Ember.WeakMap

published version 3.3.2, 6 years ago7 dependents licensed under $MIT
57,471

The smallest, yet handy, Map and WeakMap utility ever

published version 1.0.2, 5 years ago18 dependents licensed under $ISC
48,163

Shim for WeakMap with non-leaky O(1) lookup time

published version 0.0.6, 13 years ago34 dependents licensed under $MIT
38,249

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published version 3.5.94, a year ago0 dependents licensed under $MIT
24,930

Memoized function binding

published version 1.0.3, 8 years ago9 dependents licensed under $ISC
21,583

Memoize decorator for TypeScript that uses WeakMap

published version 1.2.1, 3 years ago7 dependents licensed under $(MIT OR Apache-2.0)
13,642

Pool of objects for primitives. (Make WeakMap accept primitive keys)

published version 2.0.0, 3 years ago1 dependents licensed under $MIT
16,330

bounded-size caches having WeakMap-compatible methods

published version 1.1.0, 13 days ago1 dependents licensed under $Apache-2.0
13,432