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| 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 | 1x 1x 1x 1x | 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 Inject(type?: (type?: any) => Function): Function;
/**
* Injects a service into a class property or constructor parameter.
*/
export function Inject(serviceName?: string): Function;
/**
* Injects a service into a class property or constructor parameter.
*/
export function Inject(token: Token<any>): Function;
/**
* Injects a service into a class property or constructor parameter.
*/
export function Inject(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.get<any>(identifier);
}
});
};
}
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