Bug

getbylookupkey_always_got_first

container.go

@@ -152,7 +152,12 @@ func (c *container) createEngine() ContainerEngine {
 
 func (c *container) createServiceLookupKeyAccessor(key string) (ServiceAccessor, error) {
 	descriptor := c.CallSiteFactory.descriptorKeyLookup[key]
-	callSite, err := c.CallSiteFactory.GetCallSiteByDescriptor(descriptor.item, newCallSiteChain())
+	itemDescriptor := descriptor.item
+	if len(descriptor.items) > 0 {
+		// get the last one
+		itemDescriptor = descriptor.items[len(descriptor.items)-1]
+	}
+	callSite, err := c.CallSiteFactory.GetCallSiteByDescriptor(itemDescriptor, newCallSiteChain())
 	if err != nil {
 		return nil, err
 	}

go.mod

@@ -1,6 +1,6 @@
 module github.com/fluffy-bunny/fluffy-dozm-di
 
-go 1.21
+go 1.22
 
 require github.com/stretchr/testify v1.8.4
 

many_interfaces_test.go

@@ -86,6 +86,11 @@ func AddSingletonEmployeesWithLookupKeys(b ContainerBuilder) {
 			return &employee{Name: "1"}
 		}, []string{"1"}, map[string]interface{}{"name": "1"},
 		reflect.TypeOf((*IEmployee)(nil)))
+	AddSingletonWithLookupKeys[*employee](b,
+		func() *employee {
+			return &employee{Name: "2a"}
+		}, []string{"2"}, map[string]interface{}{"name": "2a"},
+		reflect.TypeOf((*IEmployee)(nil)))
 	AddSingletonWithLookupKeys[*employee](b,
 		func() *employee {
 			return &employee{Name: "2"}
@@ -344,12 +349,17 @@ func TestManyWithSingletonWithLookupKeys(t *testing.T) {
 	scopeFactory := Get[ScopeFactory](c)
 	scope1 := scopeFactory.CreateScope()
 	employees := Get[[]IEmployee](scope1.Container())
-	require.Equal(t, 2, len(employees))
+	require.Equal(t, 3, len(employees))
 	require.NotPanics(t, func() {
 		h := GetByLookupKey[IEmployee](c, "1")
 		require.NotNil(t, h)
 		require.Equal(t, "1", h.GetName())
 	})
+	require.NotPanics(t, func() {
+		h := GetByLookupKey[IEmployee](c, "2")
+		require.NotNil(t, h)
+		require.Equal(t, "2", h.GetName())
+	})
 }
 func TestManyWithTransientWithLookupKeys(t *testing.T) {
 	b := Builder()