@graphql-tools/graphql/esm/validation/rules/ExecutableDefinitionsRule.js

Fork of GraphQL.js

import { GraphQLError } from '../../error/GraphQLError.js';
import { Kind } from '../../language/kinds.js';
import { isExecutableDefinitionNode } from '../../language/predicates.js';
/**
 * Executable definitions
 *
 * A GraphQL document is only valid for execution if all definitions are either
 * operation or fragment definitions.
 *
 * See https://spec.graphql.org/draft/#sec-Executable-Definitions
 */
export function ExecutableDefinitionsRule(context) {
    return {
        Document(node) {
            for (const definition of node.definitions) {
                if (!isExecutableDefinitionNode(definition)) {
                    const defName = definition.kind === Kind.SCHEMA_DEFINITION || definition.kind === Kind.SCHEMA_EXTENSION
                        ? 'schema'
                        : '"' + definition.name.value + '"';
                    context.reportError(new GraphQLError(`The ${defName} definition is not executable.`, {
                        nodes: definition,
                    }));
                }
            }
            return false;
        },
    };
}