@uirouter/core/lib/hooks/ignoredTransition.js

"use strict";
Object.defineProperty(exports, "__esModule", { value: true });
exports.registerIgnoredTransitionHook = void 0;
var trace_1 = require("../common/trace");
var rejectFactory_1 = require("../transition/rejectFactory");
/**
 * A [[TransitionHookFn]] that skips a transition if it should be ignored
 *
 * This hook is invoked at the end of the onBefore phase.
 *
 * If the transition should be ignored (because no parameter or states changed)
 * then the transition is ignored and not processed.
 */
function ignoredHook(trans) {
    var ignoredReason = trans._ignoredReason();
    if (!ignoredReason)
        return;
    trace_1.trace.traceTransitionIgnored(trans);
    var pending = trans.router.globals.transition;
    // The user clicked a link going back to the *current state* ('A')
    // However, there is also a pending transition in flight (to 'B')
    // Abort the transition to 'B' because the user now wants to be back at 'A'.
    if (ignoredReason === 'SameAsCurrent' && pending) {
        pending.abort();
    }
    return rejectFactory_1.Rejection.ignored().toPromise();
}
exports.registerIgnoredTransitionHook = function (transitionService) {
    return transitionService.onBefore({}, ignoredHook, { priority: -9999 });
};
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