28 lines
922 B
JavaScript
28 lines
922 B
JavaScript
import { GraphQLError } from '../../error/GraphQLError';
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import { Kind } from '../../language/kinds';
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export function anonOperationNotAloneMessage() {
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return 'This anonymous operation must be the only defined operation.';
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}
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/**
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* Lone anonymous operation
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*
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* A GraphQL document is only valid if when it contains an anonymous operation
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* (the query short-hand) that it contains only that one operation definition.
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*/
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export function LoneAnonymousOperation(context) {
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var operationCount = 0;
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return {
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Document: function Document(node) {
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operationCount = node.definitions.filter(function (definition) {
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return definition.kind === Kind.OPERATION_DEFINITION;
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}).length;
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},
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OperationDefinition: function OperationDefinition(node) {
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if (!node.name && operationCount > 1) {
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context.reportError(new GraphQLError(anonOperationNotAloneMessage(), node));
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}
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}
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};
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}
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