Add signature to emitted create signature event

CHANGELOG.md

@@ -1,5 +1,9 @@
 # Unreleased
 
+### Features
+
+-   Added `ts.Signature` to emitted `EVENT_CREATE_SIGNATURE` event, #2002.
+
 ### Bug Fixes
 
 -   If `src/` and `src/x` are specified as entry points, `src/` will no longer be ignored, #2121.

src/lib/converter/converter.ts

@@ -117,8 +117,9 @@ export class Converter extends ChildableComponent<
 
     /**
      * Triggered when the converter has created a signature reflection.
-     * The listener will be given {@link Context}, {@link SignatureReflection} | {@link ProjectReflection} and
-     * `ts.SignatureDeclaration | ts.IndexSignatureDeclaration | ts.JSDocSignature | undefined`
+     * The listener will be given {@link Context}, {@link SignatureReflection} | {@link ProjectReflection} the declaration,
+     * `ts.SignatureDeclaration | ts.IndexSignatureDeclaration | ts.JSDocSignature | undefined`,
+     * and `ts.Signature | undefined`. The signature will be undefined if the created signature is an index signature.
      * @event
      */
     static readonly EVENT_CREATE_SIGNATURE = ConverterEvents.CREATE_SIGNATURE;

src/lib/converter/factories/signature.ts

@@ -107,7 +107,13 @@ export function createSignature(
             break;
     }
 
-    context.trigger(ConverterEvents.CREATE_SIGNATURE, sigRef, declaration);
+    context.converter.trigger(
+        ConverterEvents.CREATE_SIGNATURE,
+        context,
+        sigRef,
+        declaration,
+        signature
+    );
 }
 
 function convertParameters(

src/lib/converter/symbols.ts

@@ -419,7 +419,6 @@ function convertFunctionOrMethod(
     context.finalizeDeclarationReflection(reflection);
 
     const scope = context.withScope(reflection);
-    reflection.signatures ??= [];
 
     // Can't use zip here. We might have less declarations than signatures
     // or less signatures than declarations.