rt-tools

Set of utility types and functions for TypeScript

Package uses Angular Signals (Angular 16+).

Interfaces & Types

• IDictionary
  

• IntersectionType
  

• Modify
  

• IMapper
  

• Nullable
  

• PartialOmit
  

• Primitive
  

• Makes selected props from a record optional

  Optional

• Get the union type of all the values in an object, array or array-like type

  ValuesType

Functions

• isDateValid(date?: Date): boolean;
  

• dateStringToDate(date: string | Date): Date;
  

• Indicates if the arguments are equal

  isEqual<T>(f: T, s: T): boolean;

• Indicates if the content of two arrays is identical

  areArraysEqual<T>(f: T[], s: T[]): boolean;

• Indicates if the content of two arrays is identical

  areObjectsEqual<T>(f: T, s: T): boolean;

• isNumber<T>(value: T | number | unknown | undefined): value is number;
  

• initToday(): Date;
  

• isToday(date: Date): boolean;
  

• Make shallow copy of passed object

  removeFieldFromObject<T extends object, K extends string>(obj: T, key: K): Omit<T, K>;

• Allow to compare two values by provided comparator

  safeCompare<T>(a: T, b: T, comparator: ComparatorType<T>): number;

• Allow to safely compare two string values

  safeStrCompare(a: string, b: string): number;

• Allow to safely compare two number values

  safeNumCompare(a: number, b: number): number;

• Allow composing comparison chain of several comparators that delegate comparison by the chain to the next comparators if current comparator returns 0

  safeComparatorPipe(...comparators: Array<() => number>): number;

• sortByAlphabet: <T extends object>(a: T, b: T, field: keyof T) => number;
  

• sortByDate: (a: { [field: string]: any }, b: { [field: string]: any }, field: string) => number
  

• stringifyHttpLikeParams<T extends {}>(params: T): { [param: string]: string | string[] }
  

• transformArrayInput<T>(array: unknown): T[]