| 1 | import { FieldNode, GraphQLSchema } from 'graphql';
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| 2 | import DataLoader from 'dataloader';
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| 3 | import { IDelegateToSchemaOptions, SubschemaConfig } from '@graphql-tools/delegate';
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| 4 | export declare type DataLoaderCache<K = any, V = any, C = K> = WeakMap<ReadonlyArray<FieldNode>, WeakMap<GraphQLSchema | SubschemaConfig, DataLoader<K, V, C>>>;
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| 5 | export declare type BatchDelegateFn<TContext = Record<string, any>, K = any> = (batchDelegateOptions: BatchDelegateOptions<TContext, K>) => any;
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| 6 | export declare type BatchDelegateOptionsFn<TContext = Record<string, any>, K = any> = (batchDelegateOptions: BatchDelegateOptions<TContext, K>) => IDelegateToSchemaOptions<TContext>;
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| 7 | export interface BatchDelegateOptions<TContext = Record<string, any>, K = any, V = any, C = K> extends Omit<IDelegateToSchemaOptions<TContext>, 'args'> {
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| 8 | dataLoaderOptions?: DataLoader.Options<K, V, C>;
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| 9 | key: K;
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| 10 | argsFromKeys?: (keys: ReadonlyArray<K>) => Record<string, any>;
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| 11 | valuesFromResults?: (results: any, keys: ReadonlyArray<K>) => Array<V>;
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| 12 | lazyOptionsFn?: BatchDelegateOptionsFn;
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| 13 | }
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| 14 | export interface CreateBatchDelegateFnOptions<TContext = Record<string, any>, K = any, V = any, C = K> extends Partial<Omit<IDelegateToSchemaOptions<TContext>, 'args' | 'info'>> {
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| 15 | dataLoaderOptions?: DataLoader.Options<K, V, C>;
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| 16 | argsFromKeys?: (keys: ReadonlyArray<K>) => Record<string, any>;
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| 17 | valuesFromResults?: (results: any, keys: ReadonlyArray<K>) => Array<V>;
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| 18 | lazyOptionsFn?: (batchDelegateOptions: BatchDelegateOptions<TContext, K>) => IDelegateToSchemaOptions<TContext>;
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| 19 | }
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