microting/ngx-charts

export function trimLabel(s, max = 16): string {
  if(typeof s !== 'string') {
    if(typeof s === 'number') {
      return s + '';
    } else {
      return '';
    }
  }
  
  s = s.trim();
  if(s.length <= max) {
    return s;
  } else {
    return `${s.slice(0, max)}...`;
  }
}