htmlnano/lib/modules/minifyJson.cjs

Modular HTML minifier, built on top of the PostHTML

"use strict";

Object.defineProperty(exports, "__esModule", {
  value: true
});
exports.onContent = onContent;
const rNodeAttrsTypeJson = /(\/|\+)json/;
function onContent() {
  return (content, node) => {
    // Skip SRI, reasons are documented in "minifyJs" module
    if (node.attrs && 'integrity' in node.attrs) {
      return content;
    }
    if (node.attrs && node.attrs.type && rNodeAttrsTypeJson.test(node.attrs.type)) {
      try {
        // cast minified JSON to an array
        return [JSON.stringify(JSON.parse((content || []).join('')))];
      } catch (error) {
        // Invalid JSON
      }
    }
    return content;
  };
}