typechecker

Utilities to get and check variable types (isString, isPlainObject, isRegExp, etc)

v9.3.0 URL: https://unpkg.com/typechecker@9.3.0/edition-browsers/index.js

array assert assertion async async function async-function asyncFunction bool boolean browser check check-type checking class class-identifier class-instance compare conventional class conventional-class conventionalClass date define-type deno deno-edition deno-entry denoland empty empty array empty keys empty map empty plain object empty-array empty-keys empty-map empty-plain-object emptyArray emptyKeys emptyMap emptyPlainObject error es2022 es5 function get object type get type get-object-type get-type getObjectType getType instanceof is is arguments is array is async is async function is bool is boolean is class is conventional class is date is empty array is empty keys is empty map is empty plain object is empty weak map is error is function is map is native class is null is nullish is number is object is plain object is regexp is string is sync is sync function is undefined is weak map is-arguments is-array is-async is-async-function is-bool is-boolean is-class is-conventional-class is-date is-empty-array is-empty-keys is-empty-map is-empty-plain-object is-empty-weak-map is-error is-function is-map is-native-class is-null is-nullish is-number is-object is-plain-obj is-plain-object is-regexp is-string is-sync is-sync-function is-undefined is-weak-map isArguments isArray isAsyncFunction isBool isBoolean isClass isConventionalClass isDate isEmptyArray isEmptyKeys isEmptyMap isEmptyPlainObject isEmptyWeakMap isError isFunction isMap isNativeClass isNull isNullish isNumber isObject isRegExp isString isSync isSyncFunction isUndefined isWeakMap javascript javascript-type keys kind map module native native class native-class nativeClass node null number object plain plain object plain objects plain-object plain-objects plainObject primitive primitive-types pure regex regexp regular expression simple string sync syncFunction test type type-check type-checker type-checking typechecker typed typeguards typeof types typescript undefined util utility validate validation vanilla verify weak map weak-map weakMap what-type

class-is

Enhances a JavaScript class by adding an is<Class> property to compare types between realms.

v1.1.0 URL: https://unpkg.com/class-is@1.1.0/index.js

Open Browse Files

withis with-is isclass is-class symbols realms instanceof instance-of

node-is-class

Check if function is an ES6 class

v1.0.4 URL: https://unpkg.com/node-is-class@1.0.4/src/index.js

Open Browse Files

function class es6 is-class isclass class-function

checker-as-is

Check your types at runtime with ESNext syntax by meta programing in node.js and browser with interfaces, strict object and more.

v0.9.32 URL: https://unpkg.com/checker-as-is@0.9.32/index.js

Open Browse Files

izz-class

is type shorthands for fliphub - mini package with just class

v0.0.3 URL: https://unpkg.com/izz-class@0.0.3/index.js

Open Browse Files

helpers utils typeof fliphub flipbox is izz is-class type