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useful-object
Advanced tools
Typescript util to add useful methods to global Object, Array and more types.
Typescript util to add useful methods to global Object, Array and more types.
npm install useful-object --save
import "useful-object"; // 49.8K (gzipped: 11.8K)
....
const obj: any = {
name: {
firstName: "Avi",
lastName: "Punes"
}
};
obj.get("name.firstName"); // return "Avi"
interface MyInterface {
name: {
firstName: string;
lastName: string;
};
}
const obj: MyInterface = {
name: {
firstName: "Avi",
lastName: "Punes"
}
};
const firstName: string = obj.getSafe<MyInterface, string>(
obj => obj.name.firstName
); // Avi
const lastName: string = obj.getSafe((obj: MyInterface) => obj.name.lastName); // Punes
const firstName: string = await obj.get("name.firstName").toPromise(); // Avi
obj.get("name.firstName")
.toObservable()
.subscribe((firstName: string) => console.log(firstName)); // logs Avi
const firstName: string = await obj
.get("name.firstName")
.toPromise()
.delay(1000); // Avi after one second
const array = [1, 50, 3, 10];
array.subset("0..1"); // [1, 50]
array.subset("*..1"); // [1, 50]
array.subset("1..2"); // [50, 3]
array.subset("2..*"); // [3, 10]
array.subset("*..*"); // [1, 50, 3, 10]
const throwingFunc = () => {
throw "Some Error";
};
throwingFunc.attempt();
// console.error "Some Error"
// returns undefined
throwingFunc.attempt("Use this default value");
// console.error "Some Error"
// returns "Use this default value"
throwingFunc.attempt("Use this default value", () => {});
// returns "Use this default value"
const notThrowingFunc = () => {
return 5 * 3;
};
notThrowingFunc.attempt<number>(); // 15
npm test
FAQs
Typescript util to add useful methods to global Object, Array and more types.
The npm package useful-object receives a total of 14 weekly downloads. As such, useful-object popularity was classified as not popular.
We found that useful-object demonstrated a not healthy version release cadence and project activity because the last version was released a year ago. It has 1 open source maintainer collaborating on the project.
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