ts-data-sanitizer

A TypeScript utility for sanitizing data by removing empty values, functions, and nulls, returning a plain JavaScript object.

Installation

npm install ts-data-sanitizer

Usage

import { sanitizeData } from 'ts-data-sanitizer';

// Example 1: Basic usage
const data = {
  name: 'John',
  age: null,
  email: '',
  address: undefined,
  emptyObject: {},
  nested: {
    value: null,
    empty: '',
    emptyObject: {},
    date: new Date()
  }
};

const sanitized = sanitizeData(data);
// Result:
// {
//   name: 'John',
//   nested: {
//     date: Date
//   }
// }

// Example 2: With arrays
const dataWithArrays = {
  items: [
    { id: 1, value: null },
    { id: 2, value: '' },
    { id: 3, value: {} },
    { id: 4, value: 'valid' }
  ],
  emptyArray: []
};

const sanitizedArrays = sanitizeData(dataWithArrays);
// Result:
// {
//   items: [
//     { id: 1 },
//     { id: 2 },
//     { id: 3 },
//     { id: 4, value: 'valid' }
//   ],
//   emptyArray: []
// }

Features

• Returns a plain JavaScript object
• Removes null and undefined values
• Removes empty strings
• Removes empty objects (objects with no properties)
• Removes functions
• Preserves Date objects
• Preserves empty arrays
• Handles nested objects and arrays
• Zero dependencies

API

sanitizeData<T, U = T>(data: T): U

Sanitizes the input data by removing empty values, functions, and nulls, returning a plain JavaScript object.

Parameters

• data: T - The data to sanitize

Returns

• U - A plain JavaScript object with empty values removed (defaults to type T if U is not specified)

License

MIT