35 lines
1.1 KiB
JavaScript
35 lines
1.1 KiB
JavaScript
/**
|
|
* Copyright (c) 2015-present, Facebook, Inc.
|
|
*
|
|
* This source code is licensed under the MIT license found in the
|
|
* LICENSE file in the root directory of this source tree.
|
|
*
|
|
* strict
|
|
*/
|
|
import { GraphQLError } from '../../error/GraphQLError';
|
|
import { Kind } from '../../language/kinds';
|
|
export 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.
|
|
*/
|
|
|
|
export function LoneAnonymousOperation(context) {
|
|
var operationCount = 0;
|
|
return {
|
|
Document: function Document(node) {
|
|
operationCount = node.definitions.filter(function (definition) {
|
|
return definition.kind === Kind.OPERATION_DEFINITION;
|
|
}).length;
|
|
},
|
|
OperationDefinition: function OperationDefinition(node) {
|
|
if (!node.name && operationCount > 1) {
|
|
context.reportError(new GraphQLError(anonOperationNotAloneMessage(), [node]));
|
|
}
|
|
}
|
|
};
|
|
} |