@discoveryjs/discovery/lib/core/utils/html.js

Frontend framework for rapid data (JSON) analysis, shareable serverless reports and dashboards

const delimRegExp = /\.\d+(?:eE[-+]?\d+)?|\B(?=(?:\d{3})+(?:\D|$))/g;
export function escapeHtml(str) {
  return str.replace(/&/g, "&amp;").replace(/"/g, "&quot;").replace(/</g, "&lt;").replace(/>/g, "&gt;");
}
export function numDelimOffsets(value) {
  const strValue = String(value);
  const offsets = [];
  let match = null;
  while ((match = delimRegExp.exec(strValue)) !== null) {
    offsets.push(match.index);
  }
  return offsets;
}
export function numDelim(value, escape = true) {
  const strValue = escape && typeof value !== "number" ? escapeHtml(String(value)) : String(value);
  if (strValue.length > 3) {
    return strValue.replace(
      delimRegExp,
      (m) => m || '<span class="num-delim"></span>'
    );
  }
  return strValue;
}