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implab » implabjs-core
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Clone from http://hg.code.sf.net/p/implabjs/core

dependency builder proposal
cin -
r108:0d76488aa00a ioc ts support
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@@ -1,11 +1,37
1 import { Constructor } from "../interfaces";
1 import { Constructor } from "../interfaces";
2
2
3 export interface InjectOptions {
3 export interface InjectOptions {
4 lazy?: boolean;
4 lazy?: boolean;
5 }
5 }
6
6
7 export function inject<I extends { [name in keyof I]: (v: any) => void } >(dependency: string) {
7 type Setter<T = any> = (v: T) => void;
8
9 type Injector<T> = {
10 [k in keyof T]: Setter;
11 };
12
13 export class Builder<T, S> {
14 provides(name: string) {
15 return <C extends Constructor<T>>(constructor: C) => {
16 return constructor;
17 };
18 }
19
20 inject<K extends keyof S>(dependency: K) {
21 return <M extends keyof T>(target: any, memberName: M, descriptor: TypedPropertyDescriptor<Setter<S[K]>> ) => {
22
23 };
24 }
25
26 prop<K extends keyof S>(dependency: K) {
27 return <M extends keyof T>(target: any, memberName: M, descriptor: TypedPropertyDescriptor<S[K]> ) => {
28
29 };
30 }
31 }
32
33 export function inject<I extends Injector<I> >(dependency: string) {
8 return <M extends keyof I>(target: any, memberName: M, descriptor: TypedPropertyDescriptor<I[M]> ) => {
34 return <M extends keyof I>(target: any, memberName: M, descriptor: TypedPropertyDescriptor<I[M]> ) => {
9
35
10 };
36 };
11 }
37 }
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@@ -1,18 +1,23
1 import { inject } from "../di/Annotations";
1 import { Builder } from "../di/Annotations";
2 import { Bar } from "./Bar";
3 import { Foo } from "./Foo";
2
4
3 export interface Injector<T> {
5 export interface Injector<T> {
4 setValue(value: T);
6 setValue(value: T);
5 }
7 }
6
8
9 const builder = new Builder<Box<any>, { bar: Bar; foo: Foo}>();
10
11 @builder.provides("barBox")
7 export class Box<T> implements Injector<T> {
12 export class Box<T> implements Injector<T> {
8 private _value: T;
13 private _value: T;
9
14
10 @inject<Injector<T>>("bar")
15 @builder.inject("bar")
11 setValue(value: T) {
16 setValue(value: T) {
12 this._value = value;
17 this._value = value;
13 }
18 }
14
19
15 getValue() {
20 getValue() {
16 return this._value;
21 return this._value;
17 }
22 }
18 }
23 }
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