@graphql-tools/delegate/esm/debugging.js

A set of utils for faster development of GraphQL tools

import { print, responsePathAsArray } from 'graphql';
import { memoize2of5 } from '@graphql-tools/utils';
export const delegationPlanIdMap = new WeakMap();
export const delegationStageIdMap = new WeakMap();
export const logFnForContext = new WeakMap();
export const delegationPlanInfosByContext = new WeakMap();
export const contextIdMap = new WeakMap();
export function isDelegationDebugging() {
    return globalThis.process?.env['EXPOSE_DELEGATION_PLAN'];
}
export const getDelegationInfo = memoize2of5(function getDelegationInfo(context, delegationMaps, mergedTypeInfo, sourceSubschema, info) {
    return {
        contextId: contextIdMap.get(context),
        operationName: info.operation.name?.value,
        planId: delegationPlanIdMap.get(delegationMaps),
        source: sourceSubschema.name,
        type: mergedTypeInfo.typeName,
        path: responsePathAsArray(info.path).filter(key => typeof key === 'string'),
        fieldNodes: info.fieldNodes?.map(print),
        fragments: Object.values(info.fragments || {}).map(fragmentNode => `${print(fragmentNode)}`),
        stages: delegationMaps.map(delegationMap => ({
            stageId: delegationStageIdMap.get(delegationMap),
            delegations: Array.from(delegationMap).map(([subschema, selectionSet]) => ({
                target: subschema.name,
                selectionSet: print(selectionSet),
            })),
        })),
    };
});