graphql-mocks/es/relay/is-relay-connection-field.js

Tools for setting up graphql test resolvers

import { isObjectType } from 'graphql';
import { unwrap } from '../graphql/type-utils/unwrap.js';

function isRelayConnectionField(field) {
  var _rawType$getFields;

  var rawType = unwrap(field.type);

  if (!isObjectType(rawType) || isObjectType(rawType) && !((_rawType$getFields = rawType.getFields()) === null || _rawType$getFields === void 0 ? void 0 : _rawType$getFields.edges)) {
    return false;
  }

  var relayArgNames = ['first', 'last', 'before', 'after'];
  var foundRelayArgs = field.args.filter(arg => relayArgNames.includes(arg.name));
  return foundRelayArgs.length === relayArgNames.length;
}

export { isRelayConnectionField };
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