[feat] add GetReqeusts & GetObject introspection methods

basic_test.go

@@ -81,3 +81,19 @@ func TestBasicDefaul(t *testing.T) {
 	require.NoError(t, err, "configure")
 	assert.Equal(t, 3+7i, testData.C, "C")
 }
+
+func TestIntrospection(t *testing.T) {
+	var testDataA struct {
+		C complex128 `default:"3+7i"`
+	}
+	var testDataB struct {
+		I int `default:"4"`
+	}
+	registry := NewRegistry()
+	require.NoError(t, registry.Request(&testDataA), "add model")
+	require.NoError(t, registry.Request(&testDataB), "add model")
+	requests := registry.GetRequests()
+	require.Equal(t, 2, len(requests), "len")
+	require.Equal(t, &testDataA, requests[0].GetObject(), "A")
+	require.Equal(t, &testDataB, requests[1].GetObject(), "B")
+}

registry.go

@@ -269,3 +269,12 @@ func (r *Registry) preWalkLocked(request *Request) error {
 	}
 	return nil
 }
+
+// GetRequests returns the requests that have been registered in the Registry.
+func (r *Registry) GetRequests() []*Request {
+	requests := make([]*Request, len(r.requests))
+	for i, req := range r.requests {
+		requests[i] = req
+	}
+	return requests
+}

request.go

@@ -111,3 +111,8 @@ func (r *Request) getPrefix() []string {
 	}
 	return r.prefix
 }
+
+// GetObject returns the configuration object for the Request
+func (r *Request) GetObject() any {
+	return r.object
+}