[PM-4415] Implementing a method for capturing submission of forms through anchor elements

apps/browser/src/autofill/services/autofill-constants.ts

@@ -870,14 +870,7 @@ export class IdentityAutoFillConstants {
   };
 }
 
-export const SubmitLoginButtonNames: string[] = [
-  "login",
-  "signin",
-  "submit",
-  "continue",
-  "next",
-  "go",
-];
+export const SubmitLoginButtonNames: string[] = ["login", "signin", "submit", "continue", "next"];
 
 export const SubmitChangePasswordButtonNames: string[] = [
   "change",

apps/browser/src/autofill/services/autofill-overlay-content.service.ts

@@ -34,6 +34,7 @@ import {
   elementIsFillableFormField,
   elementIsSelectElement,
   getAttributeBoolean,
+  nodeIsAnchorElement,
   nodeIsButtonElement,
   nodeIsTypeSubmitElement,
   sendExtensionMessage,
@@ -434,6 +435,12 @@ export class AutofillOverlayContentService implements AutofillOverlayContentServ
       formElement.addEventListener(EVENTS.SUBMIT, this.handleFormFieldSubmitEvent);
 
       const closesSubmitButton = await this.findSubmitButton(formElement);
+
+      if (!closesSubmitButton) {
+        await this.setupSubmitListenerOnFormlessField(formFieldElement);
+        return;
+      }
+
       this.setupSubmitButtonEventListeners(closesSubmitButton);
     }
   }
@@ -508,6 +515,14 @@ export class AutofillOverlayContentService implements AutofillOverlayContentServ
     if (submitButtonElement) {
       return submitButtonElement;
     }
+
+    // If the submit button is not a traditional button element, check for an anchor element that contains submission keywords.
+    const submitAnchorElement = await this.querySubmitButtonElement(element, "a", (node: Node) =>
+      nodeIsAnchorElement(node),
+    );
+    if (submitAnchorElement) {
+      return submitAnchorElement;
+    }
   }
 
   /**

apps/browser/src/autofill/utils/index.ts

@@ -323,6 +323,10 @@ export function nodeIsButtonElement(node: Node): node is HTMLButtonElement {
   );
 }
 
+export function nodeIsAnchorElement(node: Node): node is HTMLAnchorElement {
+  return nodeIsElement(node) && elementIsInstanceOf<HTMLAnchorElement>(node, "a");
+}
+
 /**
  * Returns a boolean representing the attribute value of an element.
  *