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146 lines
7.8 KiB
146 lines
7.8 KiB
4 weeks ago
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define(["require", "exports", "../bindings/binding_count", "../constants/error_msgs", "../constants/literal_types", "../constants/metadata_keys", "../utils/exceptions", "../utils/serialization", "./context", "./metadata", "./plan", "./reflection_utils", "./request", "./target"], function (require, exports, binding_count_1, ERROR_MSGS, literal_types_1, METADATA_KEY, exceptions_1, serialization_1, context_1, metadata_1, plan_1, reflection_utils_1, request_1, target_1) {
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"use strict";
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Object.defineProperty(exports, "__esModule", { value: true });
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function getBindingDictionary(cntnr) {
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return cntnr._bindingDictionary;
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}
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exports.getBindingDictionary = getBindingDictionary;
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function _createTarget(isMultiInject, targetType, serviceIdentifier, name, key, value) {
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var metadataKey = isMultiInject ? METADATA_KEY.MULTI_INJECT_TAG : METADATA_KEY.INJECT_TAG;
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var injectMetadata = new metadata_1.Metadata(metadataKey, serviceIdentifier);
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var target = new target_1.Target(targetType, name, serviceIdentifier, injectMetadata);
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if (key !== undefined) {
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var tagMetadata = new metadata_1.Metadata(key, value);
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target.metadata.push(tagMetadata);
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}
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return target;
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}
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function _getActiveBindings(metadataReader, avoidConstraints, context, parentRequest, target) {
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var bindings = getBindings(context.container, target.serviceIdentifier);
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var activeBindings = [];
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if (bindings.length === binding_count_1.BindingCount.NoBindingsAvailable &&
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context.container.options.autoBindInjectable &&
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typeof target.serviceIdentifier === "function" &&
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metadataReader.getConstructorMetadata(target.serviceIdentifier).compilerGeneratedMetadata) {
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context.container.bind(target.serviceIdentifier).toSelf();
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bindings = getBindings(context.container, target.serviceIdentifier);
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}
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if (!avoidConstraints) {
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activeBindings = bindings.filter(function (binding) {
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var request = new request_1.Request(binding.serviceIdentifier, context, parentRequest, binding, target);
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return binding.constraint(request);
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});
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}
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else {
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activeBindings = bindings;
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}
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_validateActiveBindingCount(target.serviceIdentifier, activeBindings, target, context.container);
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return activeBindings;
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}
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function _validateActiveBindingCount(serviceIdentifier, bindings, target, container) {
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switch (bindings.length) {
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case binding_count_1.BindingCount.NoBindingsAvailable:
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if (target.isOptional()) {
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return bindings;
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}
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else {
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var serviceIdentifierString = serialization_1.getServiceIdentifierAsString(serviceIdentifier);
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var msg = ERROR_MSGS.NOT_REGISTERED;
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msg += serialization_1.listMetadataForTarget(serviceIdentifierString, target);
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msg += serialization_1.listRegisteredBindingsForServiceIdentifier(container, serviceIdentifierString, getBindings);
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throw new Error(msg);
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}
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case binding_count_1.BindingCount.OnlyOneBindingAvailable:
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if (!target.isArray()) {
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return bindings;
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}
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case binding_count_1.BindingCount.MultipleBindingsAvailable:
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default:
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if (!target.isArray()) {
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var serviceIdentifierString = serialization_1.getServiceIdentifierAsString(serviceIdentifier);
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var msg = ERROR_MSGS.AMBIGUOUS_MATCH + " " + serviceIdentifierString;
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msg += serialization_1.listRegisteredBindingsForServiceIdentifier(container, serviceIdentifierString, getBindings);
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throw new Error(msg);
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}
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else {
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return bindings;
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}
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}
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}
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function _createSubRequests(metadataReader, avoidConstraints, serviceIdentifier, context, parentRequest, target) {
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var activeBindings;
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var childRequest;
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if (parentRequest === null) {
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activeBindings = _getActiveBindings(metadataReader, avoidConstraints, context, null, target);
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childRequest = new request_1.Request(serviceIdentifier, context, null, activeBindings, target);
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var thePlan = new plan_1.Plan(context, childRequest);
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context.addPlan(thePlan);
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}
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else {
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activeBindings = _getActiveBindings(metadataReader, avoidConstraints, context, parentRequest, target);
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childRequest = parentRequest.addChildRequest(target.serviceIdentifier, activeBindings, target);
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}
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activeBindings.forEach(function (binding) {
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var subChildRequest = null;
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if (target.isArray()) {
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subChildRequest = childRequest.addChildRequest(binding.serviceIdentifier, binding, target);
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}
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else {
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if (binding.cache) {
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return;
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}
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subChildRequest = childRequest;
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}
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if (binding.type === literal_types_1.BindingTypeEnum.Instance && binding.implementationType !== null) {
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var dependencies = reflection_utils_1.getDependencies(metadataReader, binding.implementationType);
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if (!context.container.options.skipBaseClassChecks) {
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var baseClassDependencyCount = reflection_utils_1.getBaseClassDependencyCount(metadataReader, binding.implementationType);
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if (dependencies.length < baseClassDependencyCount) {
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var error = ERROR_MSGS.ARGUMENTS_LENGTH_MISMATCH(reflection_utils_1.getFunctionName(binding.implementationType));
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throw new Error(error);
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}
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}
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dependencies.forEach(function (dependency) {
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_createSubRequests(metadataReader, false, dependency.serviceIdentifier, context, subChildRequest, dependency);
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});
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}
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});
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}
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function getBindings(container, serviceIdentifier) {
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var bindings = [];
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var bindingDictionary = getBindingDictionary(container);
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if (bindingDictionary.hasKey(serviceIdentifier)) {
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bindings = bindingDictionary.get(serviceIdentifier);
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}
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else if (container.parent !== null) {
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bindings = getBindings(container.parent, serviceIdentifier);
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}
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return bindings;
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}
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function plan(metadataReader, container, isMultiInject, targetType, serviceIdentifier, key, value, avoidConstraints) {
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if (avoidConstraints === void 0) { avoidConstraints = false; }
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var context = new context_1.Context(container);
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var target = _createTarget(isMultiInject, targetType, serviceIdentifier, "", key, value);
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try {
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_createSubRequests(metadataReader, avoidConstraints, serviceIdentifier, context, null, target);
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return context;
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}
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catch (error) {
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if (exceptions_1.isStackOverflowExeption(error)) {
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if (context.plan) {
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serialization_1.circularDependencyToException(context.plan.rootRequest);
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}
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}
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throw error;
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}
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}
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exports.plan = plan;
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function createMockRequest(container, serviceIdentifier, key, value) {
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var target = new target_1.Target(literal_types_1.TargetTypeEnum.Variable, "", serviceIdentifier, new metadata_1.Metadata(key, value));
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var context = new context_1.Context(container);
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var request = new request_1.Request(serviceIdentifier, context, null, [], target);
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return request;
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}
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exports.createMockRequest = createMockRequest;
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});
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