fix(@nestjs/core) application context, support symbol

Patrick Housley · Patrick Housley · commit fece41a0fe1a · 2017-11-29T23:55:49.000-06:00
Update application context to support retrieving a module using a symbol. The injector already supports the use of symbols when declaring modules for DI.
diff --git a/src/core/nest-application-context.ts b/src/core/nest-application-context.ts
@@ -26,11 +26,11 @@ export class NestApplicationContext implements INestApplicationContext {
           : null;
     }
 
-    public get<T>(metatypeOrToken: Metatype<T> | string): T {
+    public get<T>(metatypeOrToken: Metatype<T> | string | symbol): T {
         return this.findInstanceByPrototypeOrToken<T>(metatypeOrToken);
     }
 
-    private findInstanceByPrototypeOrToken<T>(metatypeOrToken: Metatype<T> | string) {
+    private findInstanceByPrototypeOrToken<T>(metatypeOrToken: Metatype<T> | string | symbol) {
         const dependencies = new Map([
             ...this.contextModule.components,
             ...this.contextModule.routes,

Original file line number	Diff line number	Diff line change
`@@ -26,11 +26,11 @@ export class NestApplicationContext implements INestApplicationContext {`
`26`	`26`	`: null;`
`27`	`27`	`}`
`28`	`28`
`29`		`- public get<T>(metatypeOrToken: Metatype<T> \| string): T {`
	`29`	`+ public get<T>(metatypeOrToken: Metatype<T> \| string \| symbol): T {`
`30`	`30`	`return this.findInstanceByPrototypeOrToken<T>(metatypeOrToken);`
`31`	`31`	`}`
`32`	`32`
`33`		`- private findInstanceByPrototypeOrToken<T>(metatypeOrToken: Metatype<T> \| string) {`
	`33`	`+ private findInstanceByPrototypeOrToken<T>(metatypeOrToken: Metatype<T> \| string \| symbol) {`
`34`	`34`	`const dependencies = new Map([`
`35`	`35`	`...this.contextModule.components,`
`36`	`36`	`...this.contextModule.routes,`