@atlaskit/adf-utils/dist/es2019/validator/utils.js

Set of utilities to traverse, modify and create ADF documents.

export const isDefined = x => x != null;
export const isNumber = x => typeof x === 'number' && !isNaN(x) && isFinite(x);
export const isInteger = x => typeof x === 'number' && isFinite(x) && Math.floor(x) === x;
export const isBoolean = x => x === true || x === false || toString.call(x) === '[object Boolean]';

// This is a kludge, might replace with something like _.isString in future
export const isString = s => typeof s === 'string' || s instanceof String;
export const isPlainObject = x => typeof x === 'object' && x !== null && !Array.isArray(x);

// Ignored via go/ees005
// eslint-disable-next-line @typescript-eslint/no-explicit-any
export const copy = (source, dest, key) => {
  // Ignored via go/ees005
  // eslint-disable-next-line @typescript-eslint/no-explicit-any
  dest[key] = source[key];
  return dest;
};

// Helpers
export const makeArray = maybeArray => Array.isArray(maybeArray) ? maybeArray : [maybeArray];