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node_modules/next/dist/client/components/router-reducer/compute-changed-path.js

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+"use strict";
+Object.defineProperty(exports, "__esModule", {
+    value: true
+});
+0 && (module.exports = {
+    computeChangedPath: null,
+    extractPathFromFlightRouterState: null,
+    extractSourcePageFromFlightRouterState: null,
+    getSelectedParams: null
+});
+function _export(target, all) {
+    for(var name in all)Object.defineProperty(target, name, {
+        enumerable: true,
+        get: all[name]
+    });
+}
+_export(exports, {
+    computeChangedPath: function() {
+        return computeChangedPath;
+    },
+    extractPathFromFlightRouterState: function() {
+        return extractPathFromFlightRouterState;
+    },
+    extractSourcePageFromFlightRouterState: function() {
+        return extractSourcePageFromFlightRouterState;
+    },
+    getSelectedParams: function() {
+        return getSelectedParams;
+    }
+});
+const _interceptionroutes = require("../../../shared/lib/router/utils/interception-routes");
+const _segment = require("../../../shared/lib/segment");
+const _matchsegments = require("../match-segments");
+const removeLeadingSlash = (segment)=>{
+    return segment[0] === '/' ? segment.slice(1) : segment;
+};
+const segmentToPathname = (segment)=>{
+    if (typeof segment === 'string') {
+        // 'children' is not a valid path -- it's technically a parallel route that corresponds with the current segment's page
+        // if we don't skip it, then the computed pathname might be something like `/children` which doesn't make sense.
+        if (segment === 'children') return '';
+        return segment;
+    }
+    return segment[1];
+};
+const segmentToSourcePagePathname = (segment)=>{
+    if (typeof segment === 'string') {
+        if (segment === 'children') return '';
+        if (segment.startsWith(_segment.PAGE_SEGMENT_KEY)) return 'page';
+        return segment;
+    }
+    const [paramName, , dynamicParamType] = segment;
+    switch(dynamicParamType){
+        case 'c':
+            return `[...${paramName}]`;
+        case 'ci(..)(..)':
+            return `(..)(..)[...${paramName}]`;
+        case 'ci(.)':
+            return `(.)[...${paramName}]`;
+        case 'ci(..)':
+            return `(..)[...${paramName}]`;
+        case 'ci(...)':
+            return `(...)[...${paramName}]`;
+        case 'oc':
+            return `[[...${paramName}]]`;
+        case 'd':
+            return `[${paramName}]`;
+        case 'di(..)(..)':
+            return `(..)(..)[${paramName}]`;
+        case 'di(.)':
+            return `(.)[${paramName}]`;
+        case 'di(..)':
+            return `(..)[${paramName}]`;
+        case 'di(...)':
+            return `(...)[${paramName}]`;
+        default:
+            dynamicParamType;
+            return `[${paramName}]`;
+    }
+};
+function normalizeSegments(segments) {
+    return segments.reduce((acc, segment)=>{
+        segment = removeLeadingSlash(segment);
+        if (segment === '' || (0, _segment.isGroupSegment)(segment)) {
+            return acc;
+        }
+        return `${acc}/${segment}`;
+    }, '') || '/';
+}
+function extractPathFromFlightRouterState(flightRouterState) {
+    const segment = Array.isArray(flightRouterState[0]) ? flightRouterState[0][1] : flightRouterState[0];
+    if (segment === _segment.DEFAULT_SEGMENT_KEY || _interceptionroutes.INTERCEPTION_ROUTE_MARKERS.some((m)=>segment.startsWith(m))) return undefined;
+    if (segment.startsWith(_segment.PAGE_SEGMENT_KEY)) return '';
+    const segments = [
+        segmentToPathname(segment)
+    ];
+    const parallelRoutes = flightRouterState[1] ?? {};
+    const childrenPath = parallelRoutes.children ? extractPathFromFlightRouterState(parallelRoutes.children) : undefined;
+    if (childrenPath !== undefined) {
+        segments.push(childrenPath);
+    } else {
+        for (const [key, value] of Object.entries(parallelRoutes)){
+            if (key === 'children') continue;
+            const childPath = extractPathFromFlightRouterState(value);
+            if (childPath !== undefined) {
+                segments.push(childPath);
+            }
+        }
+    }
+    return normalizeSegments(segments);
+}
+function extractSourcePageSegmentsFromFlightRouterState(flightRouterState) {
+    const segment = segmentToSourcePagePathname(flightRouterState[0]);
+    if (segment === _segment.DEFAULT_SEGMENT_KEY) {
+        return undefined;
+    }
+    if (segment === 'page') {
+        return [
+            segment
+        ];
+    }
+    const parallelRoutes = flightRouterState[1] ?? {};
+    const childrenPath = parallelRoutes.children ? extractSourcePageSegmentsFromFlightRouterState(parallelRoutes.children) : undefined;
+    if (childrenPath !== undefined) {
+        return segment === '' ? childrenPath : [
+            removeLeadingSlash(segment),
+            ...childrenPath
+        ];
+    }
+    for (const [key, value] of Object.entries(parallelRoutes)){
+        if (key === 'children') continue;
+        const childPath = extractSourcePageSegmentsFromFlightRouterState(value);
+        if (childPath !== undefined) {
+            return segment === '' ? childPath : [
+                removeLeadingSlash(segment),
+                ...childPath
+            ];
+        }
+    }
+    return undefined;
+}
+function extractSourcePageFromFlightRouterState(flightRouterState) {
+    const sourcePageSegments = extractSourcePageSegmentsFromFlightRouterState(flightRouterState);
+    return sourcePageSegments ? `/${sourcePageSegments.join('/')}` : undefined;
+}
+function computeChangedPathImpl(treeA, treeB) {
+    const [segmentA, parallelRoutesA] = treeA;
+    const [segmentB, parallelRoutesB] = treeB;
+    const normalizedSegmentA = segmentToPathname(segmentA);
+    const normalizedSegmentB = segmentToPathname(segmentB);
+    if (_interceptionroutes.INTERCEPTION_ROUTE_MARKERS.some((m)=>normalizedSegmentA.startsWith(m) || normalizedSegmentB.startsWith(m))) {
+        return '';
+    }
+    if (!(0, _matchsegments.matchSegment)(segmentA, segmentB)) {
+        // once we find where the tree changed, we compute the rest of the path by traversing the tree
+        return extractPathFromFlightRouterState(treeB) ?? '';
+    }
+    for(const parallelRouterKey in parallelRoutesA){
+        if (parallelRoutesB[parallelRouterKey]) {
+            const changedPath = computeChangedPathImpl(parallelRoutesA[parallelRouterKey], parallelRoutesB[parallelRouterKey]);
+            if (changedPath !== null) {
+                return `${segmentToPathname(segmentB)}/${changedPath}`;
+            }
+        }
+    }
+    return null;
+}
+function computeChangedPath(treeA, treeB) {
+    const changedPath = computeChangedPathImpl(treeA, treeB);
+    if (changedPath == null || changedPath === '/') {
+        return changedPath;
+    }
+    // lightweight normalization to remove route groups
+    return normalizeSegments(changedPath.split('/'));
+}
+function getSelectedParams(currentTree, params = {}) {
+    const parallelRoutes = currentTree[1];
+    for (const parallelRoute of Object.values(parallelRoutes)){
+        const segment = parallelRoute[0];
+        const isDynamicParameter = Array.isArray(segment);
+        const segmentValue = isDynamicParameter ? segment[1] : segment;
+        if (!segmentValue || segmentValue.startsWith(_segment.PAGE_SEGMENT_KEY)) continue;
+        // Ensure catchAll and optional catchall are turned into an array
+        const isCatchAll = isDynamicParameter && (segment[2] === 'c' || segment[2] === 'oc');
+        if (isCatchAll) {
+            params[segment[0]] = segment[1].split('/');
+        } else if (isDynamicParameter) {
+            params[segment[0]] = segment[1];
+        }
+        params = getSelectedParams(parallelRoute, params);
+    }
+    return params;
+}
+
+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=compute-changed-path.js.map