@apollo/client
Version:
A fully-featured caching GraphQL client.
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text/typescript
import type { FieldNode, SelectionSetNode } from "graphql";
import type { Cache, OperationVariables } from "@apollo/client";
import type { Reference, StoreObject } from "@apollo/client/utilities";
import type { FragmentMap, FragmentMapFunction } from "@apollo/client/utilities/internal";
import type { InMemoryCache } from "./inMemoryCache.cjs";
import type { StoreReader } from "./readFromStore.cjs";
import type { InMemoryCacheConfig, MergeTree, NormalizedCache, ReadMergeModifyContext } from "./types.cjs";
export interface WriteContext extends ReadMergeModifyContext {
readonly written: {
[dataId: string]: SelectionSetNode[];
};
readonly fragmentMap: FragmentMap;
lookupFragment: FragmentMapFunction;
merge<T>(existing: T, incoming: T): T;
overwrite: boolean;
incomingById: Map<string, {
storeObject: StoreObject;
mergeTree?: MergeTree;
fieldNodeSet: Set<FieldNode>;
}>;
clientOnly: boolean;
deferred: boolean;
flavors: Map<string, FlavorableWriteContext>;
}
type FlavorableWriteContext = Pick<WriteContext, "clientOnly" | "deferred" | "flavors">;
export declare class StoreWriter {
readonly cache: InMemoryCache;
private reader?;
private fragments?;
constructor(cache: InMemoryCache, reader?: StoreReader | undefined, fragments?: InMemoryCacheConfig["fragments"]);
writeToStore<TData = unknown, TVariables extends OperationVariables = OperationVariables>(store: NormalizedCache, { query, result, dataId, variables, overwrite, }: Cache.WriteOptions<TData, TVariables>): Reference | undefined;
private processSelectionSet;
private processFieldValue;
private flattenFields;
private applyMerges;
}
export {};
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