Serhii Pomaraiko

chapter 3 Portable / Self-documenting

2

Is the next function is really pure? Every time it will produce new function ``` const signUp = (Db, Email, attrs) => () => { const user = saveUser(Db, attrs);...

Users created twice in the client and in the concrete Mediator May be need to transfer users instances (tom and dick) to harry's constructor?

incorrect match date string to 'yyyy' pattern

8

Incorrect match date string to pattern 'yyyy-MM-dd' ```console.log("match1: ", isMatch("2-12-12", "yyyy-MM-dd")); // exp.: false received: true console.log("match2: ", isMatch("02-12-12", "yyyy-MM-dd")); // exp.: false received: true console.log("match2: ", isMatch("02-12-12", "yyyy-MM-dd")); //...