Function padLeft

Example

import * as S from "flurp/string";

const leftDot = S.padLeft("10, ".");
const leftMulti = S.padLeft(10, "_.");
leftDot("weasel");        // "....weasel"
leftDot("grayweasel")     // "grayweasel"
leftMulti("weasel")       // "_._.weasel";
leftMulti("aweasel")      // "_._aweasel";