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

Tools for setting up graphql test resolvers

'use strict';

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$getFields !== void 0 && _rawType$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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