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6000 packages found

Standard library

published 3.37.1 5 days ago
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Is this value a JS Set? This module works cross-realm/iframe, and despite ES6 @@toStringTag.

published 2.0.3 2 months ago
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Is this value a JS Map? This module works cross-realm/iframe, and despite ES6 @@toStringTag.

published 2.0.3 2 months ago
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Is this value a JS WeakSet? This module works cross-realm/iframe, and despite ES6 @@toStringTag.

published 2.0.3 2 months ago
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Which kind of Collection (Map, Set, WeakMap, WeakSet) is this JavaScript value? Works cross-realm, without `instanceof`, and despite Symbol.toStringTag.

published 1.0.2 2 months ago
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Is this value a JS WeakMap? This module works cross-realm/iframe, and despite ES6 @@toStringTag.

published 2.0.2 2 months ago
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Store information about any JS value in a side channel. Uses WeakMap if available.

published 1.0.6 3 months ago
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An ESnext spec-compliant iterator helpers shim/polyfill/replacement that works as far down as ES3.

published 1.0.19 25 days ago
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traverse and transform objects by visiting every node on a recursive walk

published 0.6.9 a month ago
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concatenative mapdashery

published 0.0.2 2 years ago
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Standard library

published 3.37.1 5 days ago
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An ES5 spec-compliant `Array.prototype.map` shim/polyfill/replacement that works as far down as ES3.

published 1.0.7 2 months ago
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Converts a source-map from/to different formats and allows adding/changing properties.

published 2.0.0 2 years ago
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A through2 to create an Array.prototype.map analog for streams.

published 4.0.0 a month ago
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Remap sequential sourcemaps through transformations to point at the original source code

published 2.3.0 3 months ago
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Map over promises concurrently

published 7.0.2 2 months ago
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Trace the original position through a source map

published 0.3.25 3 months ago
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Simple “Least Recently Used” (LRU) cache

published 7.0.0 8 months ago
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`[].map(f)` for older browsers

published 0.0.1 2 years ago
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Given some data, jsesc returns the shortest possible stringified & ASCII-safe representation of that data.

published 3.0.2 4 years ago
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