diff options
Diffstat (limited to 'school/node_modules/graphql/validation/rules/SingleFieldSubscriptionsRule.js.flow')
-rw-r--r-- | school/node_modules/graphql/validation/rules/SingleFieldSubscriptionsRule.js.flow | 33 |
1 files changed, 0 insertions, 33 deletions
diff --git a/school/node_modules/graphql/validation/rules/SingleFieldSubscriptionsRule.js.flow b/school/node_modules/graphql/validation/rules/SingleFieldSubscriptionsRule.js.flow deleted file mode 100644 index 290432f..0000000 --- a/school/node_modules/graphql/validation/rules/SingleFieldSubscriptionsRule.js.flow +++ /dev/null @@ -1,33 +0,0 @@ -// @flow strict -import { GraphQLError } from '../../error/GraphQLError'; - -import type { ASTVisitor } from '../../language/visitor'; -import type { OperationDefinitionNode } from '../../language/ast'; - -import type { ASTValidationContext } from '../ValidationContext'; - -/** - * 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 { - return { - OperationDefinition(node: OperationDefinitionNode) { - if (node.operation === 'subscription') { - if (node.selectionSet.selections.length !== 1) { - context.reportError( - new GraphQLError( - node.name - ? `Subscription "${node.name.value}" must select only one top level field.` - : 'Anonymous Subscription must select only one top level field.', - node.selectionSet.selections.slice(1), - ), - ); - } - } - }, - }; -} |