@kamilkisiela/graphql-tools/dist/generate/attachDirectiveResolvers.js

var __extends = (this && this.__extends) || (function () {
    var extendStatics = function (d, b) {
        extendStatics = Object.setPrototypeOf ||
            ({ __proto__: [] } instanceof Array && function (d, b) { d.__proto__ = b; }) ||
            function (d, b) { for (var p in b) if (b.hasOwnProperty(p)) d[p] = b[p]; };
        return extendStatics(d, b);
    }
    return function (d, b) {
        extendStatics(d, b);
        function __() { this.constructor = d; }
        d.prototype = b === null ? Object.create(b) : (__.prototype = b.prototype, new __());
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})();
var __awaiter = (this && this.__awaiter) || function (thisArg, _arguments, P, generator) {
    return new (P || (P = Promise))(function (resolve, reject) {
        function fulfilled(value) { try { step(generator.next(value)); } catch (e) { reject(e); } }
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        function step(result) { result.done ? resolve(result.value) : new P(function (resolve) { resolve(result.value); }).then(fulfilled, rejected); }
        step((generator = generator.apply(thisArg, _arguments || [])).next());
    });
};
var __generator = (this && this.__generator) || function (thisArg, body) {
    var _ = { label: 0, sent: function() { if (t[0] & 1) throw t[1]; return t[1]; }, trys: [], ops: [] }, f, y, t, g;
    return g = { next: verb(0), "throw": verb(1), "return": verb(2) }, typeof Symbol === "function" && (g[Symbol.iterator] = function() { return this; }), g;
    function verb(n) { return function (v) { return step([n, v]); }; }
    function step(op) {
        if (f) throw new TypeError("Generator is already executing.");
        while (_) try {
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            if (y = 0, t) op = [op[0] & 2, t.value];
            switch (op[0]) {
                case 0: case 1: t = op; break;
                case 4: _.label++; return { value: op[1], done: false };
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                default:
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        if (op[0] & 5) throw op[1]; return { value: op[0] ? op[1] : void 0, done: true };
    }
};
Object.defineProperty(exports, "__esModule", { value: true });
var graphql_1 = require("graphql");
var schemaVisitor_1 = require("../schemaVisitor");
function attachDirectiveResolvers(schema, directiveResolvers) {
    if (typeof directiveResolvers !== 'object') {
        throw new Error("Expected directiveResolvers to be of type object, got " + typeof directiveResolvers);
    }
    if (Array.isArray(directiveResolvers)) {
        throw new Error('Expected directiveResolvers to be of type object, got Array');
    }
    var schemaDirectives = Object.create(null);
    Object.keys(directiveResolvers).forEach(function (directiveName) {
        schemaDirectives[directiveName] = /** @class */ (function (_super) {
            __extends(class_1, _super);
            function class_1() {
                return _super !== null && _super.apply(this, arguments) || this;
            }
            class_1.prototype.visitFieldDefinition = function (field) {
                var _this = this;
                var resolver = directiveResolvers[directiveName];
                var originalResolver = field.resolve || graphql_1.defaultFieldResolver;
                var directiveArgs = this.args;
                field.resolve = function () {
                    var args = [];
                    for (var _i = 0; _i < arguments.length; _i++) {
                        args[_i] = arguments[_i];
                    }
                    var source = args[0] /* original args */, context = args[2], info = args[3];
                    return resolver(function () { return __awaiter(_this, void 0, void 0, function () { return __generator(this, function (_a) {
                        return [2 /*return*/, originalResolver.apply(field, args)];
                    }); }); }, source, directiveArgs, context, info);
                };
            };
            return class_1;
        }(schemaVisitor_1.SchemaDirectiveVisitor));
    });
    schemaVisitor_1.SchemaDirectiveVisitor.visitSchemaDirectives(schema, schemaDirectives);
}
exports.default = attachDirectiveResolvers;
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