A utility type that converts a string of words into a map of values.

WordMap.ts

/**
 * A utility type that returns a union of space-separated words in a string.
 * 
 * @example
 * ```ts
 * type Foo = Words<'foo bar baz'>;
 * // => 'foo' | 'bar' | 'baz'
 */
type Words<TString extends string> =
  TString extends `${infer Word} ${infer Rest}` ? Word | Words<Rest> : TString;

/**
 * A utility type that converts a string of words into a map of values.
 *
 * @example
 * ```ts
 * type Foo = WordMap<'foo bar baz', number>;
 * // => { foo: number, bar: number, baz: number }
 * ```
 */
type WordMap<TString extends string, TValues = any> = {
  [K in Words<TString>]: TValues;
};