create project

kitabcitab/node_modules/next/dist/server/response-cache/index.js

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+"use strict";
+Object.defineProperty(exports, "__esModule", {
+    value: true
+});
+exports.default = void 0;
+var _renderResult = _interopRequireDefault(require("../render-result"));
+var _types = _interopRequireWildcard(require("./types"));
+Object.keys(_types).forEach(function(key) {
+    if (key === "default" || key === "__esModule") return;
+    if (key in exports && exports[key] === _types[key]) return;
+    Object.defineProperty(exports, key, {
+        enumerable: true,
+        get: function() {
+            return _types[key];
+        }
+    });
+});
+class ResponseCache {
+    constructor(minimalMode){
+        this.pendingResponses = new Map();
+        this.minimalMode = minimalMode;
+    }
+    get(key, responseGenerator, context) {
+        var ref3;
+        const { incrementalCache  } = context;
+        // ensure manual revalidate doesn't block normal requests
+        const pendingResponseKey = key ? `${key}-${context.isManualRevalidate ? "1" : "0"}` : null;
+        const pendingResponse = pendingResponseKey ? this.pendingResponses.get(pendingResponseKey) : null;
+        if (pendingResponse) {
+            return pendingResponse;
+        }
+        let resolver = ()=>{};
+        let rejecter = ()=>{};
+        const promise = new Promise((resolve, reject)=>{
+            resolver = resolve;
+            rejecter = reject;
+        });
+        if (pendingResponseKey) {
+            this.pendingResponses.set(pendingResponseKey, promise);
+        }
+        let resolved = false;
+        const resolve1 = (cacheEntry)=>{
+            if (pendingResponseKey) {
+                // Ensure all reads from the cache get the latest value.
+                this.pendingResponses.set(pendingResponseKey, Promise.resolve(cacheEntry));
+            }
+            if (!resolved) {
+                resolved = true;
+                resolver(cacheEntry);
+            }
+        };
+        // we keep the previous cache entry around to leverage
+        // when the incremental cache is disabled in minimal mode
+        if (pendingResponseKey && this.minimalMode && ((ref3 = this.previousCacheItem) == null ? void 0 : ref3.key) === pendingResponseKey && this.previousCacheItem.expiresAt > Date.now()) {
+            resolve1(this.previousCacheItem.entry);
+            this.pendingResponses.delete(pendingResponseKey);
+            return promise;
+        }
+        (async ()=>{
+            let cachedResponse = null;
+            try {
+                cachedResponse = key && !this.minimalMode ? await incrementalCache.get(key) : null;
+                if (cachedResponse && !context.isManualRevalidate) {
+                    var ref, ref1;
+                    if (((ref = cachedResponse.value) == null ? void 0 : ref.kind) === "FETCH") {
+                        throw new Error(`invariant: unexpected cachedResponse of kind fetch in response cache`);
+                    }
+                    resolve1({
+                        isStale: cachedResponse.isStale,
+                        revalidate: cachedResponse.curRevalidate,
+                        value: ((ref1 = cachedResponse.value) == null ? void 0 : ref1.kind) === "PAGE" ? {
+                            kind: "PAGE",
+                            html: _renderResult.default.fromStatic(cachedResponse.value.html),
+                            pageData: cachedResponse.value.pageData
+                        } : cachedResponse.value
+                    });
+                    if (!cachedResponse.isStale || context.isPrefetch) {
+                        // The cached value is still valid, so we don't need
+                        // to update it yet.
+                        return;
+                    }
+                }
+                const cacheEntry = await responseGenerator(resolved, !!cachedResponse);
+                const resolveValue = cacheEntry === null ? null : {
+                    ...cacheEntry,
+                    isMiss: !cachedResponse
+                };
+                // for manual revalidate wait to resolve until cache is set
+                if (!context.isManualRevalidate) {
+                    resolve1(resolveValue);
+                }
+                if (key && cacheEntry && typeof cacheEntry.revalidate !== "undefined") {
+                    if (this.minimalMode) {
+                        this.previousCacheItem = {
+                            key: pendingResponseKey || key,
+                            entry: cacheEntry,
+                            expiresAt: Date.now() + 1000
+                        };
+                    } else {
+                        var ref2;
+                        await incrementalCache.set(key, ((ref2 = cacheEntry.value) == null ? void 0 : ref2.kind) === "PAGE" ? {
+                            kind: "PAGE",
+                            html: cacheEntry.value.html.toUnchunkedString(),
+                            pageData: cacheEntry.value.pageData
+                        } : cacheEntry.value, cacheEntry.revalidate);
+                    }
+                } else {
+                    this.previousCacheItem = undefined;
+                }
+                if (context.isManualRevalidate) {
+                    resolve1(resolveValue);
+                }
+            } catch (err) {
+                // when a getStaticProps path is erroring we automatically re-set the
+                // existing cache under a new expiration to prevent non-stop retrying
+                if (cachedResponse && key) {
+                    await incrementalCache.set(key, cachedResponse.value, Math.min(Math.max(cachedResponse.revalidate || 3, 3), 30));
+                }
+                // while revalidating in the background we can't reject as
+                // we already resolved the cache entry so log the error here
+                if (resolved) {
+                    console.error(err);
+                } else {
+                    rejecter(err);
+                }
+            } finally{
+                if (pendingResponseKey) {
+                    this.pendingResponses.delete(pendingResponseKey);
+                }
+            }
+        })();
+        return promise;
+    }
+}
+exports.default = ResponseCache;
+function _interopRequireDefault(obj) {
+    return obj && obj.__esModule ? obj : {
+        default: obj
+    };
+}
+function _getRequireWildcardCache() {
+    if (typeof WeakMap !== "function") return null;
+    var cache = new WeakMap();
+    _getRequireWildcardCache = function() {
+        return cache;
+    };
+    return cache;
+}
+function _interopRequireWildcard(obj) {
+    if (obj && obj.__esModule) {
+        return obj;
+    }
+    if (obj === null || typeof obj !== "object" && typeof obj !== "function") {
+        return {
+            default: obj
+        };
+    }
+    var cache = _getRequireWildcardCache();
+    if (cache && cache.has(obj)) {
+        return cache.get(obj);
+    }
+    var newObj = {};
+    var hasPropertyDescriptor = Object.defineProperty && Object.getOwnPropertyDescriptor;
+    for(var key in obj){
+        if (Object.prototype.hasOwnProperty.call(obj, key)) {
+            var desc = hasPropertyDescriptor ? Object.getOwnPropertyDescriptor(obj, key) : null;
+            if (desc && (desc.get || desc.set)) {
+                Object.defineProperty(newObj, key, desc);
+            } else {
+                newObj[key] = obj[key];
+            }
+        }
+    }
+    newObj.default = obj;
+    if (cache) {
+        cache.set(obj, newObj);
+    }
+    return newObj;
+}
+
+//# sourceMappingURL=index.js.map