ts-object-utils

Best type safe way to check null or undefined in typescript

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ts-object-utils
Best way to check for null or undefined in typescript using a type guard. Other types also supported. Can strip out null or undefine or complex types like T | null etc.
npm install --save ts-object-utils
To use:
import ObjectUtil from "ts-object-utils";

let a: number | null = 0;

console.log(a*4); //Error: a might be null

if(!ObjectUtil.isNullOrUndefined(a)){
    console.log(a*4); //Works
}