typeorm/container.js

"use strict";
Object.defineProperty(exports, "__esModule", { value: true });
/**
 * Container to be used by this library for inversion control. If container was not implicitly set then by default
 * container simply creates a new instance of the given class.
 */
var defaultContainer = new (/** @class */ (function () {
    function class_1() {
        this.instances = [];
    }
    class_1.prototype.get = function (someClass) {
        var instance = this.instances.find(function (i) { return i.type === someClass; });
        if (!instance) {
            instance = { type: someClass, object: new someClass() };
            this.instances.push(instance);
        }
        return instance.object;
    };
    return class_1;
}()))();
var userContainer;
var userContainerOptions;
/**
 * Sets container to be used by this library.
 */
function useContainer(iocContainer, options) {
    userContainer = iocContainer;
    userContainerOptions = options;
}
exports.useContainer = useContainer;
/**
 * Gets the IOC container used by this library.
 */
function getFromContainer(someClass) {
    if (userContainer) {
        try {
            var instance = userContainer.get(someClass);
            if (instance)
                return instance;
            if (!userContainerOptions || !userContainerOptions.fallback)
                return instance;
        }
        catch (error) {
            if (!userContainerOptions || !userContainerOptions.fallbackOnErrors)
                throw error;
        }
    }
    return defaultContainer.get(someClass);
}
exports.getFromContainer = getFromContainer;

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