@24vlh/ts-assert

Typescript assertions

Lightweight typescript type assertion library.

Installation

npm i --save @24vlh/ts-assert

Usage

import {OfArrayType} from '@24vlh/ts-assert/array';

const array = ['a', 'b', 'c'];

if (OfArrayType<string>(array)) {
    // do something with the array
}

List of helpers

Types

• TypeofValues
• ObjectTypeValues

Helpers

• ReturnConstructor

Assertion helpers

• OfArrayType
• ArrayOfGivenTypeClass
• ArrayOfGivenTypePrimitive
• OfBooleanType
• OfBooleanTypeAsString
• EmptyArray
• EmptyObject
• EmptyString
• OfFalseType
• OfFalseTypeAsString
• OfFloatType
• OfFunctionType
• InstanceOfType
• OfIntegerType
• OfNanType
• OfNullType
• OfNullTypeAsString
• OfNumberType
• OfNumberTypeAsString
• OfNumericType
• OfObjectType
• ObjectHasOwnProperty
• ObjectHasProperty
• ObjectHasPropertyDeepScan
• ObjectOfType
• OfType
• OfPrimitiveType
• OfPrimitiveTypeAsString
• OfPrimitiveOrBooleanType
• OfPrimitiveOrBooleanTypeAsString
• OfStringType
• OfSymbolType
• OfTrueType
• OfTrueTypeAsString
• OfUndefinedType
• OfUndefinedTypeAsString

@vlah.io