JavaScript

CHALLENGE

const createLogger = (prefix) => (message) => `${prefix}: ${message}`;
const createCounter = () => {
  let count = 0;
  return () => ++count;
};

const withLogging = (fn) => (...args) => {
  const result = fn(...args);
  console.log(`Called with: ${args}, Result: ${result}`);
  return result;
};

const counter = createCounter();
const loggedCounter = withLogging(counter);
const logger = createLogger('INFO');

console.log(loggedCounter());
console.log(logger(loggedCounter()));

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www.tgoop.com/javascript/2627

2.29K viewsSep 11 at 06:33

CHALLENGE

const createLogger = (prefix) => (message) => `${prefix}: ${message}`;
const createCounter = () => {
  let count = 0;
  return () => ++count;
};

const withLogging = (fn) => (...args) => {
  const result = fn(...args);
  console.log(`Called with: ${args}, Result: ${result}`);
  return result;
};

const counter = createCounter();
const loggedCounter = withLogging(counter);
const logger = createLogger('INFO');

console.log(loggedCounter());
console.log(logger(loggedCounter()));

BY JavaScript