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is-descriptor

Returns true if a value has the characteristics of a valid JavaScript descriptor. Works for data descriptors and accessor descriptors.

ljharb
published version 3.1.1, a year ago807 dependents licensed under $MIT
272,450,976

is-accessor-descriptor

Returns true if a value has the characteristics of a valid JavaScript accessor descriptor.

ljharb
published version 3.0.5, a year ago813 dependents licensed under $MIT
186,327,919

is-data-descriptor

Returns true if a value has the characteristics of a valid JavaScript data descriptor.

ljharb
published version 2.1.3, a year ago809 dependents licensed under $MIT
186,326,057

typical

Isomorphic, functional type-checking for Javascript

75lb
published version 7.3.0, 21 days ago75 dependents licensed under $MIT
20,145,015

is-valid-glob

Return true if a value is a valid glob pattern or patterns.

phated
published version 1.0.0, 7 years ago81 dependents licensed under $MIT
9,248,305

is-invalid-path

Returns true if a windows file path has invalid characters.

jonschlinkert
published version 1.0.2, 7 years ago43 dependents licensed under $MIT
8,019,042

filenamify

Convert a string to a valid safe filename

sindresorhus
published version 6.0.0, 2 years ago454 dependents licensed under $MIT
19,546,529

superstruct

A simple and composable way to validate data in JavaScript (and TypeScript).

artmllr
published version 2.0.2, 5 months ago695 dependents licensed under $MIT
7,106,806

@storybook/addon-a11y

Test component compliance with web accessibility standards

storybook-bot
published version 8.4.6, 4 days ago1277 dependents licensed under $MIT
7,539,665

valid-data-url

Detect if a string is a data URL

alexey
published version 5.0.0, a year ago26 dependents licensed under $MIT
3,973,156

is-valid-path

Returns true if a file path does not contain any invalid characters.

jonschlinkert
published version 0.1.1, 10 years ago251 dependents licensed under $MIT
5,725,688

validate.io-integer-array

Validates if a value is an integer array.

kgryte
published version 1.0.0, 10 years ago6 dependents
2,892,561

@stdlib/assert-is-object-like

Test if a value is object-like.

stdlib-bot
published version 0.2.2, 4 months ago15 dependents licensed under $Apache-2.0
1,667,460

@stdlib/assert-is-regexp

Test if a value is a regular expression.

stdlib-bot
published version 0.2.2, 4 months ago6 dependents licensed under $Apache-2.0
1,702,874

validate.io-array

Validates if a value is an array.

kgryte
published version 1.0.6, 10 years ago95 dependents licensed under $MIT
3,365,348

@stdlib/assert-is-regexp-string

Test if a value is a regular expression string.

stdlib-bot
published version 0.2.2, 4 months ago72 dependents licensed under $Apache-2.0
1,358,613

validate.io-function

Validates if a value is a function.

kgryte
published version 1.0.2, 10 years ago197 dependents
3,081,271

is-supported-regexp-flag

Check whether a RegExp flag is supported

sindresorhus
published version 2.0.0, 3 years ago5 dependents licensed under $MIT
2,111,102

@stdlib/assert-is-uint8array

Test if a value is a Uint8Array.

stdlib-bot
published version 0.2.2, 4 months ago63 dependents licensed under $Apache-2.0
1,679,198

@stdlib/assert-is-uint16array

Test if a value is a Uint16Array.

stdlib-bot
published version 0.2.2, 4 months ago1 dependents licensed under $Apache-2.0
1,617,688