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Edit File: history.js

Object.defineProperty(exports, '__esModule', { value: true });

const object = require('../object.js');
require('../debug-build.js');
require('../logger.js');
const worldwide = require('../worldwide.js');
const supportsHistory = require('../vendor/supportsHistory.js');
const _handlers = require('./_handlers.js');

const WINDOW = worldwide.GLOBAL_OBJ ;

let lastHref;

/**
 * Add an instrumentation handler for when a fetch request happens.
 * The handler function is called once when the request starts and once when it ends,
 * which can be identified by checking if it has an `endTimestamp`.
 *
 * Use at your own risk, this might break without changelog notice, only used internally.
 * @hidden
 */
function addHistoryInstrumentationHandler(handler) {
  const type = 'history';
  _handlers.addHandler(type, handler);
  _handlers.maybeInstrument(type, instrumentHistory);
}

function instrumentHistory() {
  if (!supportsHistory.supportsHistory()) {
    return;
  }

object.fill(WINDOW.history, 'pushState', historyReplacementFunction);
  object.fill(WINDOW.history, 'replaceState', historyReplacementFunction);
}

exports.addHistoryInstrumentationHandler = addHistoryInstrumentationHandler;
//# sourceMappingURL=history.js.map

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