functionalscript/types/string/module.f.js

FunctionalScript is a purely functional subset of JavaScript

/**
 * Utility functions for working with strings and lists of strings.
 *
 * @module
 *
 * @example
 *
 * ```js
 * import { join, concat, repeat, cmp } from './module.f.ts'
 *
 * const words = ['hello', 'world']
 * join(' ')(words) // 'hello world'
 * concat(words) // 'helloworld'
 * repeat('abc')(3) // 'abcabcabc'
 * cmp('apple')('banana') // -1
 * ```
 */
import { reduce as listReduce, repeat as listRepeat } from "../list/module.f.js";
import { compose } from "../function/module.f.js";
import { unsafeCmp } from "../function/compare/module.f.js";
import { join as joinOp, concat as concatOp } from "../function/operator/module.f.js";
const reduce = o => listReduce(o)('');
export const join = compose(joinOp)(reduce);
export const concat = reduce(concatOp);
export const repeat = v => compose(listRepeat(v))(concat);
export const cmp = unsafeCmp;