Add @extends annotation support for single-file components

models/EmptySingleFileComponent.bx

@@ -1,4 +1,4 @@
-class extends="cbwire.models.Component" {
+class extends="{{ EXTENDS_PATH }}" {
 
     {{ CFC_CONTENTS }}
 

models/EmptySingleFileComponent.cfc

@@ -1,4 +1,4 @@
-component extends="cbwire.models.Component" {
+component extends="{{ EXTENDS_PATH }}" {
 
     {{ CFC_CONTENTS }}
 

models/SingleFileComponentBuilder.cfc

@@ -46,6 +46,7 @@ component accessors="true" singleton {
         local.fileContents = fileRead( arguments.cfmPath );
         local.singleFileContents = "";
         local.remainingContents = "";
+        local.extendsPath = "cbwire.models.Component";
 
         local.startedWire = false;
         local.endedWire = false;
@@ -64,6 +65,19 @@ component accessors="true" singleton {
 				local.insideScriptTag = false;
 			}
 
+            // Parse @extends annotation
+            if ( local.insideScriptTag && local.line contains "@extends" ) {
+                local.extendsMatch = reFindNoCase( "@extends\s*\(\s*['""]?([^'""\)\s]+)['""]?\s*\)", local.line, 1, true );
+                if ( arrayLen( local.extendsMatch.match ) >= 2 && len( local.extendsMatch.match[ 2 ] ) ) {
+                    local.capturedPath = local.extendsMatch.match[ 2 ];
+                    // Validate that the path contains only valid characters (alphanumeric, dots, underscores)
+                    if ( reFindNoCase( "^[a-zA-Z0-9_\.]+$", local.capturedPath ) ) {
+                        local.extendsPath = local.capturedPath;
+                    }
+                }
+                continue;
+            }
+
             if ( local.insideScriptTag && local.line contains "@startWire" ) {
                 local.startedWire = true;
                 continue;
@@ -82,7 +96,8 @@ component accessors="true" singleton {
 
         return {
             "singleFileContents" : local.singleFileContents,
-            "remainingContents" : local.remainingContents
+            "remainingContents" : local.remainingContents,
+            "extendsPath" : local.extendsPath
         };
     }
 
@@ -151,6 +166,13 @@ component accessors="true" singleton {
             "one"
         );
 
+        local.emptySingleFileComponent = replaceNoCase(
+            local.emptySingleFileComponent,
+            "{{ EXTENDS_PATH }}",
+            local.parsedContents.extendsPath,
+            "one"
+        );
+
         local.uuid = createUUID();
 
         fileWrite( local.tmpClassPath, local.emptySingleFileComponent );

test-harness/tests/specs/CBWIRESpec.cfc

@@ -303,6 +303,16 @@ component extends="coldbox.system.testing.BaseTestCase" {
                 expect( result ).toInclude( "<p>Result: Hello World!</p>" );
             } );
 
+            it( "should extend custom basewire from single file component", function() {
+                var result = CBWIREController.wire( "test.should_extend_custom_basewire_from_single_file_component" );
+                expect( result ).toInclude( "<p>Result: Hello World!</p>" );
+            } );
+
+            it( title="should extend custom basewire from single file boxlang component", body=function() {
+                var result = CBWIREController.wire( "test.should_extend_custom_basewire_from_single_file_boxlang_component" );
+                expect( result ).toInclude( "<p>Result: Hello World!</p>" );
+            }, skip=!isBoxLang() );
+
             it( "should be able to access event from template", function() {
                 var result = CBWIREController.wire( "test.should_be_able_to_access_event_from_template" );
                 expect( result ).toInclude( "<p>Event is object: true</p>" );

test-harness/wires/test/should_extend_custom_basewire_from_single_file_boxlang_component.bxm

@@ -0,0 +1,12 @@
+<bx:output>
+    <div>
+        <p>Result: #sayHello()#</p>
+    </div>
+</bx:output>
+
+<bx:script>
+// @extends('wires.test.BaseWire')
+// @startWire
+
+// @endWire
+</bx:script>

test-harness/wires/test/should_extend_custom_basewire_from_single_file_component.cfm

@@ -0,0 +1,12 @@
+<cfoutput>
+    <div>
+        <p>Result: #sayHello()#</p>
+    </div>
+</cfoutput>
+
+<cfscript>
+// @extends('wires.test.BaseWire')
+// @startWire
+
+// @endWire
+</cfscript>