power-di/lib/decorator/inject.js

A lightweight Dependency Injection library. Using es6 and other features, remove unnecessary concepts, easy and convenient to use.

"use strict";
Object.defineProperty(exports, "__esModule", { value: true });
exports.inject = void 0;
var utils_1 = require("../utils");
var metadata_1 = require("../class/metadata");
/**
 * inject
 */
function inject(_a) {
    var _b = _a === void 0 ? {} : _a, type = _b.type, _c = _b.lazy, lazy = _c === void 0 ? true : _c, always = _b.always, optional = _b.optional, _d = _b.singleton, singleton = _d === void 0 ? true : _d;
    return function (target, key) {
        var typeCls = (0, utils_1.getClsTypeByDecorator)(type, target, key);
        if (typeCls === undefined || typeCls === Object) {
            throw new Error("CANNOT inject undefined! source: ".concat(target.constructor.name, ".").concat(key.toString()));
        }
        (0, metadata_1.getMetadata)(target.constructor).injects.push({
            key: key,
            globalType: (0, utils_1.getGlobalTypeByDecorator)(type, target, key),
            type: lazy ? 'lazyInject' : 'inject',
            always: always,
            typeCls: typeCls,
            optional: optional,
            singleton: singleton,
        });
    };
}
exports.inject = inject;
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