"use strict";
|
var __createBinding = (this && this.__createBinding) || (Object.create ? (function(o, m, k, k2) {
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if (k2 === undefined) k2 = k;
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Object.defineProperty(o, k2, { enumerable: true, get: function() { return m[k]; } });
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}) : (function(o, m, k, k2) {
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if (k2 === undefined) k2 = k;
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o[k2] = m[k];
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}));
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var __setModuleDefault = (this && this.__setModuleDefault) || (Object.create ? (function(o, v) {
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Object.defineProperty(o, "default", { enumerable: true, value: v });
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}) : function(o, v) {
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o["default"] = v;
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});
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var __importStar = (this && this.__importStar) || function (mod) {
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if (mod && mod.__esModule) return mod;
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var result = {};
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if (mod != null) for (var k in mod) if (k !== "default" && Object.prototype.hasOwnProperty.call(mod, k)) __createBinding(result, mod, k);
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__setModuleDefault(result, mod);
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return result;
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};
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Object.defineProperty(exports, "__esModule", { value: true });
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exports.getFunctionName = exports.getBaseClassDependencyCount = exports.getDependencies = void 0;
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const lazy_service_identifier_1 = require("../annotation/lazy_service_identifier");
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const ERROR_MSGS = __importStar(require("../constants/error_msgs"));
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const literal_types_1 = require("../constants/literal_types");
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const METADATA_KEY = __importStar(require("../constants/metadata_keys"));
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const serialization_1 = require("../utils/serialization");
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Object.defineProperty(exports, "getFunctionName", { enumerable: true, get: function () { return serialization_1.getFunctionName; } });
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const target_1 = require("./target");
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function getDependencies(metadataReader, func) {
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const constructorName = (0, serialization_1.getFunctionName)(func);
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return getTargets(metadataReader, constructorName, func, false);
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}
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exports.getDependencies = getDependencies;
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function getTargets(metadataReader, constructorName, func, isBaseClass) {
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const metadata = metadataReader.getConstructorMetadata(func);
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const serviceIdentifiers = metadata.compilerGeneratedMetadata;
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if (serviceIdentifiers === undefined) {
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const msg = `${ERROR_MSGS.MISSING_INJECTABLE_ANNOTATION} ${constructorName}.`;
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throw new Error(msg);
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}
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const constructorArgsMetadata = metadata.userGeneratedMetadata;
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const keys = Object.keys(constructorArgsMetadata);
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const hasUserDeclaredUnknownInjections = (func.length === 0 && keys.length > 0);
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const hasOptionalParameters = keys.length > func.length;
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const iterations = (hasUserDeclaredUnknownInjections || hasOptionalParameters) ? keys.length : func.length;
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const constructorTargets = getConstructorArgsAsTargets(isBaseClass, constructorName, serviceIdentifiers, constructorArgsMetadata, iterations);
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const propertyTargets = getClassPropsAsTargets(metadataReader, func, constructorName);
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const targets = [
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...constructorTargets,
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...propertyTargets
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];
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return targets;
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}
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function getConstructorArgsAsTarget(index, isBaseClass, constructorName, serviceIdentifiers, constructorArgsMetadata) {
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const targetMetadata = constructorArgsMetadata[index.toString()] || [];
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const metadata = formatTargetMetadata(targetMetadata);
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const isManaged = metadata.unmanaged !== true;
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let serviceIdentifier = serviceIdentifiers[index];
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const injectIdentifier = (metadata.inject || metadata.multiInject);
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serviceIdentifier = (injectIdentifier) ? (injectIdentifier) : serviceIdentifier;
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if (serviceIdentifier instanceof lazy_service_identifier_1.LazyServiceIdentifer) {
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serviceIdentifier = serviceIdentifier.unwrap();
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}
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if (isManaged) {
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const isObject = serviceIdentifier === Object;
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const isFunction = serviceIdentifier === Function;
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const isUndefined = serviceIdentifier === undefined;
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const isUnknownType = (isObject || isFunction || isUndefined);
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if (!isBaseClass && isUnknownType) {
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const msg = `${ERROR_MSGS.MISSING_INJECT_ANNOTATION} argument ${index} in class ${constructorName}.`;
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throw new Error(msg);
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}
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const target = new target_1.Target(literal_types_1.TargetTypeEnum.ConstructorArgument, metadata.targetName, serviceIdentifier);
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target.metadata = targetMetadata;
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return target;
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}
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return null;
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}
|
function getConstructorArgsAsTargets(isBaseClass, constructorName, serviceIdentifiers, constructorArgsMetadata, iterations) {
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const targets = [];
|
for (let i = 0; i < iterations; i++) {
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const index = i;
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const target = getConstructorArgsAsTarget(index, isBaseClass, constructorName, serviceIdentifiers, constructorArgsMetadata);
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if (target !== null) {
|
targets.push(target);
|
}
|
}
|
return targets;
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}
|
function _getServiceIdentifierForProperty(inject, multiInject, propertyName, className) {
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const serviceIdentifier = (inject || multiInject);
|
if (serviceIdentifier === undefined) {
|
const msg = `${ERROR_MSGS.MISSING_INJECTABLE_ANNOTATION} for property ${String(propertyName)} in class ${className}.`;
|
throw new Error(msg);
|
}
|
return serviceIdentifier;
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}
|
function getClassPropsAsTargets(metadataReader, constructorFunc, constructorName) {
|
const classPropsMetadata = metadataReader.getPropertiesMetadata(constructorFunc);
|
let targets = [];
|
const symbolKeys = Object.getOwnPropertySymbols(classPropsMetadata);
|
const stringKeys = Object.keys(classPropsMetadata);
|
const keys = stringKeys.concat(symbolKeys);
|
for (const key of keys) {
|
const targetMetadata = classPropsMetadata[key];
|
const metadata = formatTargetMetadata(targetMetadata);
|
const identifier = metadata.targetName || key;
|
const serviceIdentifier = _getServiceIdentifierForProperty(metadata.inject, metadata.multiInject, key, constructorName);
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const target = new target_1.Target(literal_types_1.TargetTypeEnum.ClassProperty, identifier, serviceIdentifier);
|
target.metadata = targetMetadata;
|
targets.push(target);
|
}
|
const baseConstructor = Object.getPrototypeOf(constructorFunc.prototype).constructor;
|
if (baseConstructor !== Object) {
|
const baseTargets = getClassPropsAsTargets(metadataReader, baseConstructor, constructorName);
|
targets = [
|
...targets,
|
...baseTargets
|
];
|
}
|
return targets;
|
}
|
function getBaseClassDependencyCount(metadataReader, func) {
|
const baseConstructor = Object.getPrototypeOf(func.prototype).constructor;
|
if (baseConstructor !== Object) {
|
const baseConstructorName = (0, serialization_1.getFunctionName)(baseConstructor);
|
const targets = getTargets(metadataReader, baseConstructorName, baseConstructor, true);
|
const metadata = targets.map((t) => t.metadata.filter(m => m.key === METADATA_KEY.UNMANAGED_TAG));
|
const unmanagedCount = [].concat.apply([], metadata).length;
|
const dependencyCount = targets.length - unmanagedCount;
|
if (dependencyCount > 0) {
|
return dependencyCount;
|
}
|
else {
|
return getBaseClassDependencyCount(metadataReader, baseConstructor);
|
}
|
}
|
else {
|
return 0;
|
}
|
}
|
exports.getBaseClassDependencyCount = getBaseClassDependencyCount;
|
function formatTargetMetadata(targetMetadata) {
|
const targetMetadataMap = {};
|
targetMetadata.forEach((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]
|
};
|
}
|
//# sourceMappingURL=reflection_utils.js.map
|
