All files / utils progress.ts

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/*
  Progress within given range
 
  Given a lower limit and an upper limit, we return the progress
  (expressed as a number 0-1) represented by the given value, and
  limit that progress to within 0-1.
 
  @param [number]: Lower limit
  @param [number]: Upper limit
  @param [number]: Value to find progress within given range
  @return [number]: Progress of value within range as expressed 0-1
*/
export const progress = (from: number, to: number, value: number) => {
  const toFromDifference = to - from;
 
  return toFromDifference === 0 ? 1 : (value - from) / toFromDifference;
};