сделал Set_FieldFromEnv_String()

micro/microfunctions.go

@@ -1286,3 +1286,41 @@ func Date_from_TimestampReference(Timestamp *timestamppb.Timestamp) time.Time {
 
 	return Otvet
 }
+
+// SetFieldValue - устанавливает значение поля в структуре
+// Параметры:
+// Object - ссылка(&) на структуру
+// FieldName - название поля
+// Value - значение нужного типа
+// Возвращает ошибку
+func SetFieldValue(Object any, FieldName string, Value any) error {
+	var err error
+
+	ref := reflect.ValueOf(Object)
+
+	//sanek
+	if ref.Kind() != reflect.Ptr {
+		err = fmt.Errorf("expected pointer but got %s", ref.Kind().String())
+		return err
+	}
+
+	// if its a pointer, resolve its Value
+	if ref.Kind() == reflect.Ptr {
+		ref = reflect.Indirect(ref)
+	}
+
+	if ref.Kind() == reflect.Interface {
+		ref = ref.Elem()
+	}
+
+	//should double check we now have a struct (could still be anything)
+	if ref.Kind() != reflect.Struct {
+		err = fmt.Errorf("expected struct but got %s", ref.Kind().String())
+		return err
+	}
+
+	prop := ref.FieldByName(FieldName)
+	prop.Set(reflect.ValueOf(Value))
+
+	return err
+}

micro/microfunctions_test.go

@@ -1282,3 +1282,29 @@ func TestDate_from_TimestampReference(t *testing.T) {
 		t.Errorf("Expected time.Time{}, but got %s", result)
 	}
 }
+
+func TestSetFieldValue(t *testing.T) {
+	type Struct1 struct {
+		Field1 string
+	}
+
+	Struct := &Struct1{}
+	SetFieldValue(Struct, "Field1", "Test")
+
+	if Struct.Field1 != "Test" {
+		t.Errorf("Expected 'Test', but got %s", Struct.Field1)
+	}
+}
+
+func TestSetFieldValue2(t *testing.T) {
+	type Struct1 struct {
+		Field1 int
+	}
+
+	Struct := &Struct1{}
+	SetFieldValue(Struct, "Field1", "1")
+
+	if Struct.Field1 != 1 {
+		t.Errorf("Expected 'Test', but got %v", Struct.Field1)
+	}
+}

microl/microl.go

@@ -3,7 +3,9 @@
 package microl
 
 import (
+	"fmt"
 	"github.com/ManyakRus/starter/log"
+	"github.com/ManyakRus/starter/micro"
 	"os"
 )
 
@@ -17,3 +19,19 @@ func Getenv(Name string, IsRequired bool) string {
 
 	return Otvet
 }
+
+// Set_FieldFromEnv_String - устанавливает значение поля из переменной окружения
+// Параметры:
+// Object - указатель на структуру
+// FieldName - имя поля
+func Set_FieldFromEnv_String(StructReference any, FieldName string, IsRequired bool) {
+	Value := Getenv(FieldName, IsRequired)
+
+	err := micro.SetFieldValue(StructReference, FieldName, Value)
+
+	if err != nil {
+		err = fmt.Errorf("SetFieldFrom() FieldName: %s error: %w", FieldName, err)
+		log.Error(err)
+		return
+	}
+}

microl/microl_test.go

@@ -1 +1,23 @@
 package microl
+
+import (
+	"os"
+	"testing"
+)
+
+func TestSet_FieldFromEnv(t *testing.T) {
+	type Struct1 struct {
+		TestSet_FieldFromEnv string
+	}
+
+	Name := "TestSet_FieldFromEnv"
+	os.Setenv(Name, Name)
+
+	Struct := Struct1{}
+	Set_FieldFromEnv_String(&Struct, Name, true)
+
+	if Struct.TestSet_FieldFromEnv != Name {
+		t.Error("Set_FieldFromEnv_String() error")
+	}
+
+}