From ec498765735e6dd55ee86ebdf9f2b05201a29f50 Mon Sep 17 00:00:00 2001
From: Shigma <shigma10826@gmail.com>
Date: Sat, 18 Jun 2022 04:50:11 +0800
Subject: [PATCH] feat: support Context.source symbol

---
 package.json     | 2 +-
 src/context.ts   | 9 +++++++--
 src/lifecycle.ts | 2 +-
 3 files changed, 9 insertions(+), 4 deletions(-)

diff --git a/package.json b/package.json
index 0102e20..19e7678 100644
--- a/package.json
+++ b/package.json
@@ -1,7 +1,7 @@
 {
   "name": "cordis",
   "description": "AOP Framework for Modern JavaScript Applications",
-  "version": "1.5.0",
+  "version": "1.5.3",
   "main": "lib/index.cjs",
   "module": "lib/index.mjs",
   "typings": "lib/index.d.ts",
diff --git a/src/context.ts b/src/context.ts
index 61c41af..4cc8da6 100644
--- a/src/context.ts
+++ b/src/context.ts
@@ -8,13 +8,15 @@ export interface Context extends Context.Services, Context.Meta, Lifecycle.Deleg
 
 declare global {
   interface Object {
+    [Context.source]?: Context
     [Context.filter]?(context: Context): boolean
   }
 }
 
 export class Context {
   static readonly filter = Symbol('filter')
-  static readonly current = Symbol('source')
+  static readonly source = Symbol('source')
+  static readonly current = Symbol('caller')
   static readonly immediate = Symbol('immediate')
 
   ;[Symbol.for('nodejs.util.inspect.custom')]() {
@@ -75,6 +77,9 @@ export namespace Context {
         const oldValue = this.app[key]
         if (oldValue === value) return
         this.app[key] = value
+        if (value && typeof value === 'object') {
+          defineProperty(value, Context.source, this)
+        }
         if (typeof name !== 'string') return
 
         // trigger event
@@ -82,7 +87,7 @@ export namespace Context {
         self[Context.filter] = (ctx) => {
           return this.mapping[name] === ctx.mapping[name]
         }
-        this.emit(self, 'internal/service', name, oldValue)
+        this.emit(self, 'internal/service', name)
       },
     })
 
diff --git a/src/lifecycle.ts b/src/lifecycle.ts
index f361ee5..7ae10b2 100644
--- a/src/lifecycle.ts
+++ b/src/lifecycle.ts
@@ -210,7 +210,7 @@ export interface Events {
   'internal/fork'(fork: Fork): void
   'internal/runtime'(runtime: Runtime): void
   'internal/warning'(format: any, ...param: any[]): void
-  'internal/service'(this: Context, name: string, oldValue: any): void
+  'internal/service'(this: Context, name: string): void
   'internal/update'(fork: Fork, config: any): void
   'internal/hook'(name: string, listener: Function, prepend: boolean): () => boolean
 }