TSM Utils

Npm package with utility code shared across projects

Default Lint config

// eslint.config.js
export { lintConfig as default } from 'tsm-utils/lint';

Functions

createAPI

export const api = createAPI('/api');
export const exampleApi = createAPI('https://api.example.com');

handlePromise

HOF that automatically handles promisse rejections and adjusts return type. Optionally handles the error

type Foo = (bar: string) => Promise<string | undefined>;

export const foo: Foo = handlePromise(
  async (bar: string) => {
    // do something async
    return '';
  },
  (error) => {
    console.log(error);
  },
);

Classes

CustomSet

Create sets with support for set operations using any type by providing the equality function

type User = {
  id: string;
  name: string;
};

export class UserSet extends CustomSet<User> {
  constructor(initialValues?: User[]) {
    const equals = (x: User, y: User): boolean => x.id === y.id;
    super(equals, initialValues);
  }
};

Publishing

1. First clear the output folder

rm -rf dist

2. Transpile source code to js under /dist

npm run tsc

3. Publish the package

npm publish