path: root/src/node_modules/inversify/lib/container/container.js

"use strict";
var __awaiter = (this && this.__awaiter) || function (thisArg, _arguments, P, generator) {
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};
var __generator = (this && this.__generator) || function (thisArg, body) {
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    }
};
Object.defineProperty(exports, "__esModule", { value: true });
var binding_1 = require("../bindings/binding");
var ERROR_MSGS = require("../constants/error_msgs");
var literal_types_1 = require("../constants/literal_types");
var METADATA_KEY = require("../constants/metadata_keys");
var metadata_reader_1 = require("../planning/metadata_reader");
var planner_1 = require("../planning/planner");
var resolver_1 = require("../resolution/resolver");
var binding_to_syntax_1 = require("../syntax/binding_to_syntax");
var id_1 = require("../utils/id");
var serialization_1 = require("../utils/serialization");
var container_snapshot_1 = require("./container_snapshot");
var lookup_1 = require("./lookup");
var Container = (function () {
    function Container(containerOptions) {
        var options = containerOptions || {};
        if (typeof options !== "object") {
            throw new Error("" + ERROR_MSGS.CONTAINER_OPTIONS_MUST_BE_AN_OBJECT);
        }
        if (options.defaultScope === undefined) {
            options.defaultScope = literal_types_1.BindingScopeEnum.Transient;
        }
        else if (options.defaultScope !== literal_types_1.BindingScopeEnum.Singleton &&
            options.defaultScope !== literal_types_1.BindingScopeEnum.Transient &&
            options.defaultScope !== literal_types_1.BindingScopeEnum.Request) {
            throw new Error("" + ERROR_MSGS.CONTAINER_OPTIONS_INVALID_DEFAULT_SCOPE);
        }
        if (options.autoBindInjectable === undefined) {
            options.autoBindInjectable = false;
        }
        else if (typeof options.autoBindInjectable !== "boolean") {
            throw new Error("" + ERROR_MSGS.CONTAINER_OPTIONS_INVALID_AUTO_BIND_INJECTABLE);
        }
        if (options.skipBaseClassChecks === undefined) {
            options.skipBaseClassChecks = false;
        }
        else if (typeof options.skipBaseClassChecks !== "boolean") {
            throw new Error("" + ERROR_MSGS.CONTAINER_OPTIONS_INVALID_SKIP_BASE_CHECK);
        }
        this.options = {
            autoBindInjectable: options.autoBindInjectable,
            defaultScope: options.defaultScope,
            skipBaseClassChecks: options.skipBaseClassChecks
        };
        this.id = id_1.id();
        this._bindingDictionary = new lookup_1.Lookup();
        this._snapshots = [];
        this._middleware = null;
        this.parent = null;
        this._metadataReader = new metadata_reader_1.MetadataReader();
    }
    Container.merge = function (container1, container2) {
        var container = new Container();
        var bindingDictionary = planner_1.getBindingDictionary(container);
        var bindingDictionary1 = planner_1.getBindingDictionary(container1);
        var bindingDictionary2 = planner_1.getBindingDictionary(container2);
        function copyDictionary(origin, destination) {
            origin.traverse(function (key, value) {
                value.forEach(function (binding) {
                    destination.add(binding.serviceIdentifier, binding.clone());
                });
            });
        }
        copyDictionary(bindingDictionary1, bindingDictionary);
        copyDictionary(bindingDictionary2, bindingDictionary);
        return container;
    };
    Container.prototype.load = function () {
        var modules = [];
        for (var _i = 0; _i < arguments.length; _i++) {
            modules[_i] = arguments[_i];
        }
        var getHelpers = this._getContainerModuleHelpersFactory();
        for (var _a = 0, modules_1 = modules; _a < modules_1.length; _a++) {
            var currentModule = modules_1[_a];
            var containerModuleHelpers = getHelpers(currentModule.id);
            currentModule.registry(containerModuleHelpers.bindFunction, containerModuleHelpers.unbindFunction, containerModuleHelpers.isboundFunction, containerModuleHelpers.rebindFunction);
        }
    };
    Container.prototype.loadAsync = function () {
        var modules = [];
        for (var _i = 0; _i < arguments.length; _i++) {
            modules[_i] = arguments[_i];
        }
        return __awaiter(this, void 0, void 0, function () {
            var getHelpers, _a, modules_2, currentModule, containerModuleHelpers;
            return __generator(this, function (_b) {
                switch (_b.label) {
                    case 0:
                        getHelpers = this._getContainerModuleHelpersFactory();
                        _a = 0, modules_2 = modules;
                        _b.label = 1;
                    case 1:
                        if (!(_a < modules_2.length)) return [3, 4];
                        currentModule = modules_2[_a];
                        containerModuleHelpers = getHelpers(currentModule.id);
                        return [4, currentModule.registry(containerModuleHelpers.bindFunction, containerModuleHelpers.unbindFunction, containerModuleHelpers.isboundFunction, containerModuleHelpers.rebindFunction)];
                    case 2:
                        _b.sent();
                        _b.label = 3;
                    case 3:
                        _a++;
                        return [3, 1];
                    case 4: return [2];
                }
            });
        });
    };
    Container.prototype.unload = function () {
        var _this = this;
        var modules = [];
        for (var _i = 0; _i < arguments.length; _i++) {
            modules[_i] = arguments[_i];
        }
        var conditionFactory = function (expected) { return function (item) {
            return item.moduleId === expected;
        }; };
        modules.forEach(function (module) {
            var condition = conditionFactory(module.id);
            _this._bindingDictionary.removeByCondition(condition);
        });
    };
    Container.prototype.bind = function (serviceIdentifier) {
        var scope = this.options.defaultScope || literal_types_1.BindingScopeEnum.Transient;
        var binding = new binding_1.Binding(serviceIdentifier, scope);
        this._bindingDictionary.add(serviceIdentifier, binding);
        return new binding_to_syntax_1.BindingToSyntax(binding);
    };
    Container.prototype.rebind = function (serviceIdentifier) {
        this.unbind(serviceIdentifier);
        return this.bind(serviceIdentifier);
    };
    Container.prototype.unbind = function (serviceIdentifier) {
        try {
            this._bindingDictionary.remove(serviceIdentifier);
        }
        catch (e) {
            throw new Error(ERROR_MSGS.CANNOT_UNBIND + " " + serialization_1.getServiceIdentifierAsString(serviceIdentifier));
        }
    };
    Container.prototype.unbindAll = function () {
        this._bindingDictionary = new lookup_1.Lookup();
    };
    Container.prototype.isBound = function (serviceIdentifier) {
        var bound = this._bindingDictionary.hasKey(serviceIdentifier);
        if (!bound && this.parent) {
            bound = this.parent.isBound(serviceIdentifier);
        }
        return bound;
    };
    Container.prototype.isBoundNamed = function (serviceIdentifier, named) {
        return this.isBoundTagged(serviceIdentifier, METADATA_KEY.NAMED_TAG, named);
    };
    Container.prototype.isBoundTagged = function (serviceIdentifier, key, value) {
        var bound = false;
        if (this._bindingDictionary.hasKey(serviceIdentifier)) {
            var bindings = this._bindingDictionary.get(serviceIdentifier);
            var request_1 = planner_1.createMockRequest(this, serviceIdentifier, key, value);
            bound = bindings.some(function (b) { return b.constraint(request_1); });
        }
        if (!bound && this.parent) {
            bound = this.parent.isBoundTagged(serviceIdentifier, key, value);
        }
        return bound;
    };
    Container.prototype.snapshot = function () {
        this._snapshots.push(container_snapshot_1.ContainerSnapshot.of(this._bindingDictionary.clone(), this._middleware));
    };
    Container.prototype.restore = function () {
        var snapshot = this._snapshots.pop();
        if (snapshot === undefined) {
            throw new Error(ERROR_MSGS.NO_MORE_SNAPSHOTS_AVAILABLE);
        }
        this._bindingDictionary = snapshot.bindings;
        this._middleware = snapshot.middleware;
    };
    Container.prototype.createChild = function (containerOptions) {
        var child = new Container(containerOptions || this.options);
        child.parent = this;
        return child;
    };
    Container.prototype.applyMiddleware = function () {
        var middlewares = [];
        for (var _i = 0; _i < arguments.length; _i++) {
            middlewares[_i] = arguments[_i];
        }
        var initial = (this._middleware) ? this._middleware : this._planAndResolve();
        this._middleware = middlewares.reduce(function (prev, curr) { return curr(prev); }, initial);
    };
    Container.prototype.applyCustomMetadataReader = function (metadataReader) {
        this._metadataReader = metadataReader;
    };
    Container.prototype.get = function (serviceIdentifier) {
        return this._get(false, false, literal_types_1.TargetTypeEnum.Variable, serviceIdentifier);
    };
    Container.prototype.getTagged = function (serviceIdentifier, key, value) {
        return this._get(false, false, literal_types_1.TargetTypeEnum.Variable, serviceIdentifier, key, value);
    };
    Container.prototype.getNamed = function (serviceIdentifier, named) {
        return this.getTagged(serviceIdentifier, METADATA_KEY.NAMED_TAG, named);
    };
    Container.prototype.getAll = function (serviceIdentifier) {
        return this._get(true, true, literal_types_1.TargetTypeEnum.Variable, serviceIdentifier);
    };
    Container.prototype.getAllTagged = function (serviceIdentifier, key, value) {
        return this._get(false, true, literal_types_1.TargetTypeEnum.Variable, serviceIdentifier, key, value);
    };
    Container.prototype.getAllNamed = function (serviceIdentifier, named) {
        return this.getAllTagged(serviceIdentifier, METADATA_KEY.NAMED_TAG, named);
    };
    Container.prototype.resolve = function (constructorFunction) {
        var tempContainer = this.createChild();
        tempContainer.bind(constructorFunction).toSelf();
        return tempContainer.get(constructorFunction);
    };
    Container.prototype._getContainerModuleHelpersFactory = function () {
        var _this = this;
        var setModuleId = function (bindingToSyntax, moduleId) {
            bindingToSyntax._binding.moduleId = moduleId;
        };
        var getBindFunction = function (moduleId) {
            return function (serviceIdentifier) {
                var _bind = _this.bind.bind(_this);
                var bindingToSyntax = _bind(serviceIdentifier);
                setModuleId(bindingToSyntax, moduleId);
                return bindingToSyntax;
            };
        };
        var getUnbindFunction = function (moduleId) {
            return function (serviceIdentifier) {
                var _unbind = _this.unbind.bind(_this);
                _unbind(serviceIdentifier);
            };
        };
        var getIsboundFunction = function (moduleId) {
            return function (serviceIdentifier) {
                var _isBound = _this.isBound.bind(_this);
                return _isBound(serviceIdentifier);
            };
        };
        var getRebindFunction = function (moduleId) {
            return function (serviceIdentifier) {
                var _rebind = _this.rebind.bind(_this);
                var bindingToSyntax = _rebind(serviceIdentifier);
                setModuleId(bindingToSyntax, moduleId);
                return bindingToSyntax;
            };
        };
        return function (mId) { return ({
            bindFunction: getBindFunction(mId),
            isboundFunction: getIsboundFunction(mId),
            rebindFunction: getRebindFunction(mId),
            unbindFunction: getUnbindFunction(mId)
        }); };
    };
    Container.prototype._get = function (avoidConstraints, isMultiInject, targetType, serviceIdentifier, key, value) {
        var result = null;
        var defaultArgs = {
            avoidConstraints: avoidConstraints,
            contextInterceptor: function (context) { return context; },
            isMultiInject: isMultiInject,
            key: key,
            serviceIdentifier: serviceIdentifier,
            targetType: targetType,
            value: value
        };
        if (this._middleware) {
            result = this._middleware(defaultArgs);
            if (result === undefined || result === null) {
                throw new Error(ERROR_MSGS.INVALID_MIDDLEWARE_RETURN);
            }
        }
        else {
            result = this._planAndResolve()(defaultArgs);
        }
        return result;
    };
    Container.prototype._planAndResolve = function () {
        var _this = this;
        return function (args) {
            var context = planner_1.plan(_this._metadataReader, _this, args.isMultiInject, args.targetType, args.serviceIdentifier, args.key, args.value, args.avoidConstraints);
            context = args.contextInterceptor(context);
            var result = resolver_1.resolve(context);
            return result;
        };
    };
    return Container;
}());
exports.Container = Container;