next
Version:
The React Framework
51 lines (49 loc) • 2.47 kB
JavaScript
;
Object.defineProperty(exports, "__esModule", {
value: true
});
Object.defineProperty(exports, "isNavigatingToNewRootLayout", {
enumerable: true,
get: function() {
return isNavigatingToNewRootLayout;
}
});
function isNavigatingToNewRootLayout(currentTree, nextTree) {
// Compare segments
const currentTreeSegment = currentTree[0];
const nextTreeSegment = nextTree[0];
// If any segment is different before we find the root layout, the root layout has changed.
// E.g. /same/(group1)/layout.js -> /same/(group2)/layout.js
// First segment is 'same' for both, keep looking. (group1) changed to (group2) before the root layout was found, it must have changed.
if (Array.isArray(currentTreeSegment) && Array.isArray(nextTreeSegment)) {
// Compare dynamic param name and type but ignore the value, different values would not affect the current root layout
// /[name] - /slug1 and /slug2, both values (slug1 & slug2) still has the same layout /[name]/layout.js
if (currentTreeSegment[0] !== nextTreeSegment[0] || currentTreeSegment[2] !== nextTreeSegment[2]) {
return true;
}
} else if (currentTreeSegment !== nextTreeSegment) {
return true;
}
// Current tree root layout found
if (currentTree[4]) {
// If the next tree doesn't have the root layout flag, it must have changed.
return !nextTree[4];
}
// Current tree didn't have its root layout here, must have changed.
if (nextTree[4]) {
return true;
}
// We can't assume it's `parallelRoutes.children` here in case the root layout is `app/@something/layout.js`
// But it's not possible to be more than one parallelRoutes before the root layout is found
// TODO-APP: change to traverse all parallel routes
const currentTreeChild = Object.values(currentTree[1])[0];
const nextTreeChild = Object.values(nextTree[1])[0];
if (!currentTreeChild || !nextTreeChild) return true;
return isNavigatingToNewRootLayout(currentTreeChild, nextTreeChild);
}
if ((typeof exports.default === 'function' || (typeof exports.default === 'object' && exports.default !== null)) && typeof exports.default.__esModule === 'undefined') {
Object.defineProperty(exports.default, '__esModule', { value: true });
Object.assign(exports.default, exports);
module.exports = exports.default;
}
//# sourceMappingURL=is-navigating-to-new-root-layout.js.map