@types/ember__component - npm Package Compare versions

Comparing version 4.0.7 to 4.0.8

ember__component/helper.d.ts

@@ -56,2 +56,15 @@ import EmberObject from '@ember/object';
 
+// This type allows us to present a slightly-less-obtuse error message
+// when attempting to resolve the signature of a helper that doesn't have
+// one declared from within a tool like Glint.
+declare const BadType: unique symbol;
+interface BadType<Message> {
+    [BadType]: Message;
+}
+
+interface MissingSignatureArgs {
+    Named: BadType<'This helper is missing a signature'>;
+    Positional: unknown[];
+}
+
 /**
@@ -75,3 +88,5 @@ * Given any allowed shorthand form of a signature, desugars it to its full
 export interface ExpandSignature<T> {
-    Args: keyof T extends 'Args' | 'Return' // Is this a `Signature`?
+    Args: unknown extends T // Is this the default (i.e. unspecified) signature?
+        ? MissingSignatureArgs // Then return our special "missing signature" type
+        : keyof T extends 'Args' | 'Return' // Is this a `Signature`?
         ? ArgsFor<T> // Then use `Signature` args
@@ -82,4 +97,8 @@ : LegacyArgsFor<T>; // Otherwise fall back to classic `Args`.
 
-type NamedArgs<S> = ExpandSignature<S>['Args']['Named'];
-type PositionalArgs<S> = ExpandSignature<S>['Args']['Positional'];
+// The `unknown extends S` checks on both of these are here to preserve backward
+// compatibility with the existing non-`Signature` definition. When migrating
+// into Ember or otherwise making a breaking change, we can drop the "default"
+// in favor of just using `ExpandSignature`.
+type NamedArgs<S> = unknown extends S ? Record<string, unknown> : ExpandSignature<S>['Args']['Named'];
+type PositionalArgs<S> = unknown extends S ? unknown[] : ExpandSignature<S>['Args']['Positional'];
 
@@ -86,0 +105,0 @@ type Return<S> = GetOrElse<S, 'Return', unknown>;

ember__component/package.json

 {
     "name": "@types/ember__component",
-    "version": "4.0.7",
+    "version": "4.0.8",
     "description": "TypeScript definitions for @ember/component",
@@ -37,4 +37,4 @@ "homepage": "https://github.com/DefinitelyTyped/DefinitelyTyped/tree/master/types/ember__component",
     },
-    "typesPublisherContentHash": "61bf962bedf6b56d7edbefef29573b5e2d299a60f24fa1ac6eb51f3ff2ca4858",
+    "typesPublisherContentHash": "dc532ab9e4666d17acffd0c285ff1a36ea645802b88fb567559641732e8fd5d8",
     "typeScriptVersion": "4.4"
 }

ember__component/README.md

@@ -11,3 +11,3 @@ # Installation
 ### Additional Details
- * Last updated: Tue, 05 Apr 2022 21:01:44 GMT
+ * Last updated: Tue, 05 Apr 2022 21:31:54 GMT
  * Dependencies: [@types/ember__component](https://npmjs.com/package/@types/ember__component), [@types/ember](https://npmjs.com/package/@types/ember), [@types/ember__object](https://npmjs.com/package/@types/ember__object)
@@ -14,0 +14,0 @@ * Global values: none

No alert changes

Improved metrics

Total package byte prevSize

24295

increased by3.99%

Lines of code

474

increased by3.72%

No dependency changes