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21 packages found
is that thing a function? Use this module to find out
Check your types at runtime with ESNext syntax by meta programing in node.js and browser with interfaces, strict object and more.
- as-is
- checker-as-is
- js-inteface
- interface-check
- javascript
- ESNext
- typechecker
- enum-type
- strict-type
- multi-type
- repeated-type-check
- validator-integration
- check-type
- javascript-type
- View more
Check that given value is `GeneratorFunction`
- check
- es2015
- es6
- es7
- function
- functions
- generator
- generatorfunction
- generators
- is
- is-function
- is-generator
- is-generator-function
- next
Check whether a value is a `Generator` or `GeneratorFunction`. The `co` way, more strict checking. Always return boolean true or false, never null or undefined.
- check
- es2015
- es6
- es7
- function
- functions
- generator
- generatorfunction
- generators
- is
- is-function
- is-generator
- is-generator-function
- next
Check that given value is Generator
- check
- es2015
- es6
- es7
- function
- functions
- generator
- generatorfunction
- generators
- is
- is-function
- is-generator
- is-generator-function
- next
Utilities to get and check variable types (isString, isPlainObject, isRegExp, etc)
- array
- assert
- assertion
- async
- async function
- async-function
- asyncFunction
- bool
- boolean
- browser
- check
- check-type
- checking
- class
- View more
Check your types at runtime with ESNext syntax by meta programing in node.js and browser with interfaces, strict object and more.
- as-is
- js-inteface
- interface-check
- javascript
- ESNext
- typechecker
- enum-type
- strict-type
- multi-type
- repeated-type-check
- validator-integration
- check-type
- javascript-type
- primitive-types
- View more
A lightweight tool to check variable types and other logical checks
- is-array
- is-object
- is-function
- is-form-element
- is-jquery-object
- is-browser-chrome
- is-mobile
- is-desktop
- is-boolean
- is-string
An Angular Library, that gives you a hussle free experience on data operation using pipes
- ngx
- ng
- angular
- pipes
- filters
- library
- ngx pipes
- angular filters
- angular pipes
- pipe
- operation
- string
- array
- object
- View more
Simple and light-weight JavaScript type checker that brings convenience!
- is-array
- isArray
- is-bigint
- isBigint
- is-blob
- isBlob
- is-boolean
- isBoolean
- is-date
- isDate
- is-error
- isError
- is-file
- isFile
- View more
Checks whether a value is a function or not.
@js-plus/is-function
Invoke .apply if value is a function, otherwise, return default value.
Check if the parameter is function
Type check in TypeScript
- type
- typescript
- is-arguments
- is-array
- is-array-buffer
- is-array-buffer-view
- is-blob
- is-boolean
- is-buffer
- is-date
- is-error
- is-file
- is-float32-array
- is-float64-array
- View more
Check does the given Javascript Object is a function.
Check does the given Javascript Object is a function.
A very limited subset of is-* functions I use every day
- type
- check
- is-array-filled
- is-boolean
- is-buffer
- is-date-string
- is-date
- is-float
- is-function
- is-gt
- is-gte
- is-integer
- is-lt
- is-lte
- View more
A module that provide a function to detect a value is a function