var __spreadArray = (this && this.__spreadArray) || function (to, from, pack) {
|
if (pack || arguments.length === 2) for (var i = 0, l = from.length, ar; i < l; i++) {
|
if (ar || !(i in from)) {
|
if (!ar) ar = Array.prototype.slice.call(from, 0, i);
|
ar[i] = from[i];
|
}
|
}
|
return to.concat(ar || Array.prototype.slice.call(from));
|
};
|
import { LazyServiceIdentifer } from "../annotation/lazy_service_identifier";
|
import * as ERROR_MSGS from "../constants/error_msgs";
|
import { TargetTypeEnum } from "../constants/literal_types";
|
import * as METADATA_KEY from "../constants/metadata_keys";
|
import { getFunctionName } from "../utils/serialization";
|
import { Target } from "./target";
|
function getDependencies(metadataReader, func) {
|
var constructorName = getFunctionName(func);
|
return getTargets(metadataReader, constructorName, func, false);
|
}
|
function getTargets(metadataReader, constructorName, func, isBaseClass) {
|
var metadata = metadataReader.getConstructorMetadata(func);
|
var serviceIdentifiers = metadata.compilerGeneratedMetadata;
|
if (serviceIdentifiers === undefined) {
|
var msg = ERROR_MSGS.MISSING_INJECTABLE_ANNOTATION + " " + constructorName + ".";
|
throw new Error(msg);
|
}
|
var constructorArgsMetadata = metadata.userGeneratedMetadata;
|
var keys = Object.keys(constructorArgsMetadata);
|
var hasUserDeclaredUnknownInjections = (func.length === 0 && keys.length > 0);
|
var hasOptionalParameters = keys.length > func.length;
|
var iterations = (hasUserDeclaredUnknownInjections || hasOptionalParameters) ? keys.length : func.length;
|
var constructorTargets = getConstructorArgsAsTargets(isBaseClass, constructorName, serviceIdentifiers, constructorArgsMetadata, iterations);
|
var propertyTargets = getClassPropsAsTargets(metadataReader, func, constructorName);
|
var targets = __spreadArray(__spreadArray([], constructorTargets, true), propertyTargets, true);
|
return targets;
|
}
|
function getConstructorArgsAsTarget(index, isBaseClass, constructorName, serviceIdentifiers, constructorArgsMetadata) {
|
var targetMetadata = constructorArgsMetadata[index.toString()] || [];
|
var metadata = formatTargetMetadata(targetMetadata);
|
var isManaged = metadata.unmanaged !== true;
|
var serviceIdentifier = serviceIdentifiers[index];
|
var injectIdentifier = (metadata.inject || metadata.multiInject);
|
serviceIdentifier = (injectIdentifier) ? (injectIdentifier) : serviceIdentifier;
|
if (serviceIdentifier instanceof LazyServiceIdentifer) {
|
serviceIdentifier = serviceIdentifier.unwrap();
|
}
|
if (isManaged) {
|
var isObject = serviceIdentifier === Object;
|
var isFunction = serviceIdentifier === Function;
|
var isUndefined = serviceIdentifier === undefined;
|
var isUnknownType = (isObject || isFunction || isUndefined);
|
if (!isBaseClass && isUnknownType) {
|
var msg = ERROR_MSGS.MISSING_INJECT_ANNOTATION + " argument " + index + " in class " + constructorName + ".";
|
throw new Error(msg);
|
}
|
var target = new Target(TargetTypeEnum.ConstructorArgument, metadata.targetName, serviceIdentifier);
|
target.metadata = targetMetadata;
|
return target;
|
}
|
return null;
|
}
|
function getConstructorArgsAsTargets(isBaseClass, constructorName, serviceIdentifiers, constructorArgsMetadata, iterations) {
|
var targets = [];
|
for (var i = 0; i < iterations; i++) {
|
var index = i;
|
var target = getConstructorArgsAsTarget(index, isBaseClass, constructorName, serviceIdentifiers, constructorArgsMetadata);
|
if (target !== null) {
|
targets.push(target);
|
}
|
}
|
return targets;
|
}
|
function _getServiceIdentifierForProperty(inject, multiInject, propertyName, className) {
|
var serviceIdentifier = (inject || multiInject);
|
if (serviceIdentifier === undefined) {
|
var msg = ERROR_MSGS.MISSING_INJECTABLE_ANNOTATION + " for property " + String(propertyName) + " in class " + className + ".";
|
throw new Error(msg);
|
}
|
return serviceIdentifier;
|
}
|
function getClassPropsAsTargets(metadataReader, constructorFunc, constructorName) {
|
var classPropsMetadata = metadataReader.getPropertiesMetadata(constructorFunc);
|
var targets = [];
|
var symbolKeys = Object.getOwnPropertySymbols(classPropsMetadata);
|
var stringKeys = Object.keys(classPropsMetadata);
|
var keys = stringKeys.concat(symbolKeys);
|
for (var _i = 0, keys_1 = keys; _i < keys_1.length; _i++) {
|
var key = keys_1[_i];
|
var targetMetadata = classPropsMetadata[key];
|
var metadata = formatTargetMetadata(targetMetadata);
|
var identifier = metadata.targetName || key;
|
var serviceIdentifier = _getServiceIdentifierForProperty(metadata.inject, metadata.multiInject, key, constructorName);
|
var target = new Target(TargetTypeEnum.ClassProperty, identifier, serviceIdentifier);
|
target.metadata = targetMetadata;
|
targets.push(target);
|
}
|
var baseConstructor = Object.getPrototypeOf(constructorFunc.prototype).constructor;
|
if (baseConstructor !== Object) {
|
var baseTargets = getClassPropsAsTargets(metadataReader, baseConstructor, constructorName);
|
targets = __spreadArray(__spreadArray([], targets, true), baseTargets, true);
|
}
|
return targets;
|
}
|
function getBaseClassDependencyCount(metadataReader, func) {
|
var baseConstructor = Object.getPrototypeOf(func.prototype).constructor;
|
if (baseConstructor !== Object) {
|
var baseConstructorName = getFunctionName(baseConstructor);
|
var targets = getTargets(metadataReader, baseConstructorName, baseConstructor, true);
|
var metadata = targets.map(function (t) { return t.metadata.filter(function (m) { return m.key === METADATA_KEY.UNMANAGED_TAG; }); });
|
var unmanagedCount = [].concat.apply([], metadata).length;
|
var dependencyCount = targets.length - unmanagedCount;
|
if (dependencyCount > 0) {
|
return dependencyCount;
|
}
|
else {
|
return getBaseClassDependencyCount(metadataReader, baseConstructor);
|
}
|
}
|
else {
|
return 0;
|
}
|
}
|
function formatTargetMetadata(targetMetadata) {
|
var targetMetadataMap = {};
|
targetMetadata.forEach(function (m) {
|
targetMetadataMap[m.key.toString()] = m.value;
|
});
|
return {
|
inject: targetMetadataMap[METADATA_KEY.INJECT_TAG],
|
multiInject: targetMetadataMap[METADATA_KEY.MULTI_INJECT_TAG],
|
targetName: targetMetadataMap[METADATA_KEY.NAME_TAG],
|
unmanaged: targetMetadataMap[METADATA_KEY.UNMANAGED_TAG]
|
};
|
}
|
export { getDependencies, getBaseClassDependencyCount, getFunctionName };
|
//# sourceMappingURL=reflection_utils.js.map
|
