graphile-build/dist/plugins/StreamDeferPlugin.js

Build a GraphQL schema from plugins

"use strict";
Object.defineProperty(exports, "__esModule", { value: true });
exports.StreamDeferPlugin = void 0;
require("graphile-config");
/**
 * Enables stream/defer on the schema.
 *
 * Removing this plugin will result in a GraphQL schema that does not enable
 * stream/defer.
 */
exports.StreamDeferPlugin = {
    name: "StreamDeferPlugin",
    version: "1.0.0",
    description: `Enables stream and defer on the schema`,
    schema: {
        hooks: {
            GraphQLSchema: {
                callback: (schema, build) => {
                    const { GraphQLStreamDirective, GraphQLDeferDirective, graphqlHasStreamDefer, } = build.grafast;
                    const { specifiedDirectives } = build.graphql;
                    if (graphqlHasStreamDefer) {
                        // @ts-ignore
                        schema.enableDeferStream = true;
                    }
                    else {
                        schema.directives = [
                            ...(schema.directives ?? specifiedDirectives),
                            GraphQLStreamDirective,
                            GraphQLDeferDirective,
                        ];
                    }
                    return schema;
                },
            },
        },
    },
};
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