@aurelia/metadata - npm Package Compare versions

Comparing version 2.0.1-dev.202406121156 to 2.0.1-dev.202407071342

CHANGELOG.md

@@ -6,2 +6,14 @@ # Change Log
 
+<a name="2.0.0-beta.20"></a>
+# 2.0.0-beta.20 (2024-07-07)
+
+### Bug Fixes:
+
+* **metadata:** own metadata (#1992) ([bb1fe26](https://github.com/aurelia/aurelia/commit/bb1fe26))
+
+
+### Refactorings:
+
+* **tooling:** bindable inheritance ([bb1fe26](https://github.com/aurelia/aurelia/commit/bb1fe26))
+
 <a name="2.0.0-beta.19"></a>
@@ -8,0 +20,0 @@ # 2.0.0-beta.19 (2024-06-12)

package.json

 {
   "name": "@aurelia/metadata",
-  "version": "2.0.1-dev.202406121156",
+  "version": "2.0.1-dev.202407071342",
   "main": "dist/cjs/index.cjs",
@@ -5,0 +5,0 @@ "module": "dist/esm/index.mjs",

src/index.ts

@@ -84,3 +84,9 @@ /**
   define(value: any, type: any,...keys: string[]): void {
-    const metadata = type[Symbol.metadata] ??= Object.create(null);
+    // Define metadata on the type, when absent.
+    // Note that TS also does exactly that when decorators are used.
+    // This avoids the problem of children inheriting and overwriting metadata from their parents.
+    let metadata = Object.getOwnPropertyDescriptor(type, Symbol.metadata)?.value;
+    if (metadata == null) {
+      Object.defineProperty(type, Symbol.metadata, { value: metadata = Object.create(null), enumerable: true, configurable: true, writable: true });
+    }
     const length = keys.length;
@@ -87,0 +93,0 @@ switch (length) {

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Improved metrics

Total package byte prevSize

47549

increased by8.55%

Lines of code

722

increased by7.12%

No dependency changes