Back_shop/node_modules/graphql/validation/rules/LoneAnonymousOperation.js

"use strict";

Object.defineProperty(exports, "__esModule", {
  value: true
});
exports.anonOperationNotAloneMessage = anonOperationNotAloneMessage;
exports.LoneAnonymousOperation = LoneAnonymousOperation;

var _GraphQLError = require("../../error/GraphQLError");

var _kinds = require("../../language/kinds");

function anonOperationNotAloneMessage() {
  return 'This anonymous operation must be the only defined operation.';
}
/**
 * Lone anonymous operation
 *
 * A GraphQL document is only valid if when it contains an anonymous operation
 * (the query short-hand) that it contains only that one operation definition.
 */


function LoneAnonymousOperation(context) {
  var operationCount = 0;
  return {
    Document: function Document(node) {
      operationCount = node.definitions.filter(function (definition) {
        return definition.kind === _kinds.Kind.OPERATION_DEFINITION;
      }).length;
    },
    OperationDefinition: function OperationDefinition(node) {
      if (!node.name && operationCount > 1) {
        context.reportError(new _GraphQLError.GraphQLError(anonOperationNotAloneMessage(), node));
      }
    }
  };
}