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

Tools for setting up graphql test resolvers

'use strict';

Object.defineProperty(exports, '__esModule', {
  value: true
});

var graphql = require('graphql');

var unwrap = require('../graphql/type-utils/unwrap.js');

function isRelayConnectionField(field) {
  var _rawType$getFields;

  const rawType = unwrap.unwrap(field.type);

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

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

exports.isRelayConnectionField = isRelayConnectionField;
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