Inspect JS

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77 repositories

is-registered-symbol
Public
Is this value a Symbol stored in the global cross-realm Symbol registry?
javascript registry ecmascript symbol registered keyfor
JavaScript
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MIT License
•1•4•1•0•Updated Nov 25, 2024Nov 25, 2024
which-builtin-type
Public
What is the type of this builtin JS value?
JavaScript
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MIT License
•1•3•1•0•Updated Nov 23, 2024Nov 23, 2024
is-finalizationregistry
Public
Is this value a JS FinalizationRegistry? This module works cross-realm/iframe, and despite ES6 @@toStringTag.
is finalization finalizationregistry javascript
JavaScript
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MIT License
•1•2•1•0•Updated Nov 23, 2024Nov 23, 2024
typed-array-length
Public
Robustly get the length of a Typed Array.
JavaScript
•
MIT License
•2•7•1•0•Updated Nov 23, 2024Nov 23, 2024
typed-array-byte-offset
Public
Robustly get the byte offset of a Typed Array.
JavaScript
•
MIT License
•0•5•1•0•Updated Nov 22, 2024Nov 22, 2024
is-weakref
Public
Is this value a JS WeakRef? This module works cross-realm/iframe, and despite ES6 @@toStringTag.
JavaScript
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MIT License
•2•3•1•0•Updated Nov 12, 2024Nov 12, 2024
is-weakmap
Public
Is this value a JS WeakMap? This module works cross-realm/iframe, and despite ES6 @@toStringTag.
javascript map set is ecmascript weakset weakmap
JavaScript
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MIT License
•1•3•1•0•Updated Nov 12, 2024Nov 12, 2024
is-weakset
Public
Is this value a JS WeakSet? This module works cross-realm/iframe, and despite ES6 @@toStringTag.
javascript map set collection ecmascript weakmap weakset js-weakset
JavaScript
•
MIT License
•1•3•1•0•Updated Nov 12, 2024Nov 12, 2024
node-exports-info
Public
Info about node `exports` field support: version ranges, categories, etc.
JavaScript
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MIT License
•1•1•1•0•Updated Nov 9, 2024Nov 9, 2024
object-inspect
Public
string representations of objects in node and the browser
javascript node browser object inspect
JavaScript
•
MIT License
•36•143•3•2•Updated Nov 9, 2024Nov 9, 2024
is-regex
Public
Is this value a JS regex?
javascript is regexp regex js-regex
JavaScript
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MIT License
•11•24•1•0•Updated Oct 6, 2024Oct 6, 2024
is-core-module
Public
Is this specifier a node.js core module?
node module core is
JavaScript
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MIT License
•9•24•1•1•Updated Aug 21, 2024Aug 21, 2024
has-symbols
Public
Determine if the JS environment has Symbol support. Supports spec, or shams.
es6 es2015 symbols symbol has core-js symbol-support javascript ecmascript
JavaScript
•
MIT License
•4•15•1•0•Updated Aug 4, 2024Aug 4, 2024
is-data-descriptor
Public
Returns true if a value has the characteristics of a valid JavaScript data descriptor.
JavaScript
•
MIT License
•6•20•0•0•Updated Aug 4, 2024Aug 4, 2024
.github
Public template
.github repo for inspect-js org
JavaScript
•
MIT License
•2•1•0•0•Updated Jun 20, 2024Jun 20, 2024
is-whatwg-url
Public
Is this value a WHATWG-standard URL object?
JavaScript
•
MIT License
•0•2•1•0•Updated Jun 13, 2024Jun 13, 2024
is-arrow-function
Public
Determine if a function is an ES6 arrow function or not.
javascript is arrow function
JavaScript
•
MIT License
•3•22•3•1•Updated May 10, 2024May 10, 2024
get-symbol-description
Public
Gets the description of a Symbol. Handles `Symbol()` vs `Symbol('')` properly when possible.
javascript ecmascript description symbol
JavaScript
•
MIT License
•2•3•1•0•Updated Apr 14, 2024Apr 14, 2024
typed-array-byte-length
Public
Get the byte length of a Typed Array, even in engines without a `.byteLength` method.
array typed bytelength typed-array
JavaScript
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MIT License
•0•0•1•0•Updated Mar 11, 2024Mar 11, 2024
is-typed-array
Public
Is this value a JS Typed Array? This module works cross-realm/iframe, does not depend on `instanceof` or mutable properties, and despite ES6 Symbol.toStringTag.
javascript ecmascript typedarray typedarrays
JavaScript
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MIT License
•7•12•1•0•Updated Mar 11, 2024Mar 11, 2024
is-shared-array-buffer
Public
Is this value a JS SharedArrayBuffer? This module works cross-realm/iframe, does not depend on `instanceof` or mutable properties, and despite ES6 Symbol.toStringTag.
is buffer array shared sharedarraybuffer javascript ecmascript
JavaScript
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MIT License
•2•3•1•0•Updated Mar 11, 2024Mar 11, 2024
is-set
Public
Is this value a JS Set? This module works cross-realm/iframe, and despite ES6 @@toStringTag.
javascript map set collection es6 is ecmascript
JavaScript
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MIT License
•3•3•1•0•Updated Mar 11, 2024Mar 11, 2024
is-negative-zero
Public
Is this value negative zero? === will lie to you.
javascript is zero negative
JavaScript
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MIT License
•6•18•1•0•Updated Mar 11, 2024Mar 11, 2024
is-map
Public
Is this value a JS Map? This module works cross-realm/iframe, and despite %Symbol.toStringTag%.
javascript map set collection is ecmascript
JavaScript
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MIT License
•5•8•1•0•Updated Mar 11, 2024Mar 11, 2024
is-data-view
Public
Is this value a JS DataView? This module works cross-realm/iframe, does not depend on instanceof or mutable properties, and despite ES6 Symbol.toStringTag.
javascript data view ecmascript dataview typedarray typedarrays
JavaScript
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MIT License
•0•2•1•0•Updated Mar 11, 2024Mar 11, 2024
is-array-buffer
Public
Is this value a JS ArrayBuffer? This module works cross-realm/iframe, does not depend on `instanceof` or mutable properties, and despite ES6 Symbol.toStringTag.
is buffer array ecmascript arraybuffer javascript
JavaScript
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MIT License
•5•13•0•0•Updated Mar 11, 2024Mar 11, 2024
has-tostringtag
Public
Determine if the JS environment has `Symbol.toStringTag` support. Supports spec, or shams.
javascript ecmascript symbols symbol tostringtag
JavaScript
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MIT License
•2•5•1•0•Updated Mar 11, 2024Mar 11, 2024
has-proto
Public
Does this environment have the ability to set the [[Prototype]] of an object on creation with `__proto__`?
JavaScript
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MIT License
•2•6•1•0•Updated Mar 11, 2024Mar 11, 2024
has-override-mistake
Public
Determine whether the environment has the so-called "override mistake" - [[Set]]ing a property whose ancestor is nonwritable throws.
JavaScript
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MIT License
•0•2•1•0•Updated Mar 11, 2024Mar 11, 2024
has-named-captures
Public
Does the JS environment support named capture groups in regexes?
javascript regex regular-expression capture group regular-expressions named
JavaScript
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MIT License
•0•2•1•0•Updated Mar 11, 2024Mar 11, 2024