init

internal/utils/injector.go

@@ -0,0 +1,29 @@
+package utils
+
+import "fmt"
+
+type Injector struct {
+	content map[string]any
+}
+
+func (i *Injector) Get(key string) any {
+	val, ok := i.content[key]
+	if !ok {
+		panic(fmt.Sprintf("Can't get key %s from injector", key))
+	}
+	return val
+}
+func Get[T any](i *Injector, key string) T {
+	return i.Get(key).(T)
+}
+
+func (i *Injector) Set(key string, content any) {
+	if i.content == nil {
+		i.content = map[string]any{}
+	}
+	_, ok := i.content[key]
+	if ok {
+		panic(fmt.Sprintf("Key %s already have content", key))
+	}
+	i.content[key] = content
+}