stdlib-js/utils-copy

Copy or deep clone a value to an arbitrary depth.

JavaScript

Apache License 2.0

This project provides a utility function for copying or deep cloning values to an arbitrary depth in JavaScript. It supports various data types including primitives, objects, arrays, dates, regular expressions, sets, maps, and error objects, making it useful for developers who need to duplicate complex data structures while controlling the depth of the copy operation.

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Support the dependencies of stdlib-js/utils-copy

stdlib-js/array-float32

Float32Array.

stdlib-js/array-float64

Float64Array.

stdlib-js/array-int16

Int16Array.

stdlib-js/array-int32

Int32Array.

stdlib-js/array-int8

Int8Array.

stdlib-js/array-uint16

Uint16Array.

stdlib-js/array-uint32

Uint32Array.

stdlib-js/array-uint8

Uint8Array.

stdlib-js/array-uint8c

Uint8ClampedArray.

stdlib-js/assert-has-own-property

Test if an object has a specified property.

stdlib-js/assert-is-array

Test if a value is an array.

stdlib-js/assert-is-buffer

Test if a value is a Buffer object.

stdlib-js/assert-is-error

Test if a value is an Error object.

stdlib-js/assert-is-nonnegative-integer

Test if a value is a number having a nonnegative integer value.

stdlib-js/buffer-from-buffer

Copy buffer data to a new Buffer instance.

stdlib-js/constants-float64-pinf

Double-precision floating-point positive infinity.

stdlib-js/string-format

Insert supplied variable values into a format string.

stdlib-js/utils-define-property

Define (or modify) an object property.

stdlib-js/utils-get-prototype-of

Return the prototype of a provided object.

stdlib-js/utils-index-of

Return the first index at which a given element can be found.

stdlib-js/utils-keys

Return an array of an object's own enumerable property names.

stdlib-js/utils-property-descriptor

Return a property descriptor for an object's own property.

stdlib-js/utils-property-names

Return an array of an object's own enumerable and non-enumerable property names.

stdlib-js/utils-regexp-from-string

Create a regular expression from a regular expression string.

stdlib-js/utils-type-of

Determine a value's type.

stdlib-js/error-tools-fmtprodmsg

Format an error message for production.

stdlib-js/assert-has-class-support

Detect native class support.

stdlib-js/assert-has-map-support

Detect native Map support.

stdlib-js/assert-has-set-support

Detect native Set support.

stdlib-js/assert-is-node

Check if the runtime is Node.js.

stdlib-js/boolean-ctor

Boolean constructor.

stdlib-js/buffer-ctor

Buffer.

stdlib-js/buffer-from-array

Allocate a buffer using an octet array.

stdlib-js/constants-float64-pi

π.

stdlib-js/number-ctor

Number constructor.

stdlib-js/process-env

Object containing the user environment.

stdlib-js/random-base-randu

Uniformly distributed pseudorandom numbers between 0 and 1.

stdlib-js/utils-noop

Function which does nothing.

chaijs/chai

BDD/TDD assertion library for node.js and the browser. Test framework agnostic.

npm/node-semver

The semantic version parser used by npm.

tape-testing/tape

tap-producing test harness for node and browsers

gotwarlost/istanbul

Yet another JS code coverage tool that computes statement, line, function and branch coverage with module loader hooks to transparently add coverage when running tests. Supports all JS coverage use cases including unit tests, server side functional tests and browser tests. Built for scale