@tsclean/core/dist/decorators/inject.js

Plugin for API Rest Full development, based on Clean Architecture, IoC and Dependency Injection.

"use strict";
Object.defineProperty(exports, "__esModule", { value: true });
exports.Inject = Inject;
const helpers_1 = require("../helpers");
const isUndefined = (obj) => typeof obj === 'undefined';
function Inject(token) {
    return (target, key, index) => {
        const type = token || Reflect.getMetadata('design:type', target, key);
        if (!isUndefined(index)) {
            let dependencies = Reflect.getMetadata(helpers_1.SELF_DECLARED_DEPS_METADATA, target) || [];
            dependencies = [...dependencies, { index, param: type }];
            Reflect.defineMetadata(helpers_1.SELF_DECLARED_DEPS_METADATA, dependencies, target);
            return;
        }
        let properties = Reflect.getMetadata(helpers_1.PROPERTY_DEPS_METADATA, target.constructor) || [];
        properties = [...properties, { key, type }];
        Reflect.defineMetadata(helpers_1.PROPERTY_DEPS_METADATA, properties, target.constructor);
    };
}
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