Initial commit

node_modules/next/dist/client/components/router-reducer/reducers/find-head-in-cache.js

@@ -0,0 +1,65 @@
+"use strict";
+Object.defineProperty(exports, "__esModule", {
+    value: true
+});
+Object.defineProperty(exports, "findHeadInCache", {
+    enumerable: true,
+    get: function() {
+        return findHeadInCache;
+    }
+});
+const _createroutercachekey = require("../create-router-cache-key");
+function findHeadInCache(cache, parallelRoutes) {
+    return findHeadInCacheImpl(cache, parallelRoutes, '');
+}
+function findHeadInCacheImpl(cache, parallelRoutes, keyPrefix) {
+    const isLastItem = Object.keys(parallelRoutes).length === 0;
+    if (isLastItem) {
+        // Returns the entire Cache Node of the segment whose head we will render.
+        return [
+            cache,
+            keyPrefix
+        ];
+    }
+    // First try the 'children' parallel route if it exists
+    // when starting from the "root", this corresponds with the main page component
+    if (parallelRoutes.children) {
+        const [segment, childParallelRoutes] = parallelRoutes.children;
+        const childSegmentMap = cache.parallelRoutes.get('children');
+        if (childSegmentMap) {
+            const cacheKey = (0, _createroutercachekey.createRouterCacheKey)(segment);
+            const cacheNode = childSegmentMap.get(cacheKey);
+            if (cacheNode) {
+                const item = findHeadInCacheImpl(cacheNode, childParallelRoutes, keyPrefix + '/' + cacheKey);
+                if (item) return item;
+            }
+        }
+    }
+    // if we didn't find metadata in the page slot, check the other parallel routes
+    for(const key in parallelRoutes){
+        if (key === 'children') continue; // already checked above
+        const [segment, childParallelRoutes] = parallelRoutes[key];
+        const childSegmentMap = cache.parallelRoutes.get(key);
+        if (!childSegmentMap) {
+            continue;
+        }
+        const cacheKey = (0, _createroutercachekey.createRouterCacheKey)(segment);
+        const cacheNode = childSegmentMap.get(cacheKey);
+        if (!cacheNode) {
+            continue;
+        }
+        const item = findHeadInCacheImpl(cacheNode, childParallelRoutes, keyPrefix + '/' + cacheKey);
+        if (item) {
+            return item;
+        }
+    }
+    return null;
+}
+
+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=find-head-in-cache.js.map