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x/graphql_deno/lib/validation/rules/SingleFieldSubscriptionsRule.d.ts
GraphQL-JS ported to Deno
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import { ASTVisitor } from '../../language/visitor.d.ts';import { ASTValidationContext } from '../ValidationContext.d.ts';
/** * Subscriptions must only include one field. * * A GraphQL subscription is valid only if it contains a single root field. */export function SingleFieldSubscriptionsRule( context: ASTValidationContext,): ASTVisitor;