All files / container/decorators InjectMany.ts

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import {Container} from "../Container";
import {Token} from "../Token";
import {CannotInjectError} from "../error/CannotInjectError";
 
/**
 * Injects a service into a class property or constructor parameter.
 */
export function InjectMany(type?: (type?: any) => Function): Function;
 
/**
 * Injects a service into a class property or constructor parameter.
 */
export function InjectMany(serviceName?: string): Function;
 
/**
 * Injects a service into a class property or constructor parameter.
 */
export function InjectMany(token: Token<any>): Function;
 
/**
 * Injects a service into a class property or constructor parameter.
 */
export function InjectMany(typeOrName?: ((type?: any) => Function)|string|Token<any>): Function {
    return function(target: Object, propertyName: string, index?: number) {
 
        if (!typeOrName)
            typeOrName = () => (Reflect as any).getMetadata("design:type", target, propertyName);
 
        Container.registerHandler({
            object: target,
            propertyName: propertyName,
            index: index,
            value: containerInstance => {
                let identifier: any;
                if (typeof typeOrName === "string") {
                    identifier = typeOrName;
 
                } else if (typeOrName instanceof Token) {
                    identifier = typeOrName;
 
                } else {
                    identifier = typeOrName();
                }
 
                if (identifier === Object)
                    throw new CannotInjectError(target, propertyName);
 
                return containerInstance.getMany<any>(identifier);
            }
        });
    };
}