@adonisjs/fold
Version:
Dependency manager and IoC container for your next NodeJs application
65 lines (64 loc) • 2.14 kB
JavaScript
;
/*
* @adonisjs/fold
*
* (c) Harminder Virk <virk@adonisjs.com>
*
* For the full copyright and license information, please view the LICENSE
* file that was distributed with this source code.
*/
Object.defineProperty(exports, "__esModule", { value: true });
exports.inject = void 0;
/**
* Injects bindings to the class constructor
*/
function inject(value) {
// eslint-disable-next-line no-redeclare
function decorator(target, propertyKey) {
/**
* Consturctor injections
*/
if (!propertyKey) {
if (!target.hasOwnProperty('inject')) {
Object.defineProperty(target, 'inject', {
value: {},
});
}
target.inject.instance = target.inject.instance || [];
const constructorParams = Reflect.getMetadata('design:paramtypes', target);
if (constructorParams) {
constructorParams.forEach((param, index) => {
if (value && value[index]) {
target.inject.instance.push(value[index]);
}
else {
target.inject.instance.push(param);
}
});
}
return;
}
/**
* Parameter injections
*/
if (!target.constructor.hasOwnProperty('inject')) {
Object.defineProperty(target.constructor, 'inject', {
value: {},
});
}
target.constructor.inject[propertyKey] = target.constructor.inject[propertyKey] || [];
const methodParams = Reflect.getMetadata('design:paramtypes', target, propertyKey);
if (methodParams) {
methodParams.forEach((param, index) => {
if (value && value[index]) {
target.constructor.inject[propertyKey].push(value[index]);
}
else {
target.constructor.inject[propertyKey].push(param);
}
});
}
}
return decorator;
}
exports.inject = inject;