Function toFixed

index.js:56–60

(number, precision)

}

function toFixed(number, precision) {
  const multiplier = Math.pow(10, precision + 1),
    wholeNumber = Math.floor(number * multiplier);
  return (Math.round(wholeNumber / 10) * 10) / multiplier;
}

function declarationExists(decls, prop, value) {
  return decls.some(decl => decl.prop === prop && decl.value === value);