initial commit

utils.go

@@ -0,0 +1,35 @@
+package laniakea
+
+import "encoding/json"
+
+func MapToStruct(m map[string]interface{}, s interface{}) error {
+	data, err := json.Marshal(m)
+	if err != nil {
+		return err
+	}
+	err = json.Unmarshal(data, s)
+	return err
+}
+
+func MapToJson(m map[string]interface{}) (string, error) {
+	data, err := json.Marshal(m)
+	return string(data), err
+}
+
+func StructToMap(s interface{}) (map[string]interface{}, error) {
+	data, err := json.Marshal(s)
+	if err != nil {
+		return nil, err
+	}
+	m := make(map[string]interface{})
+	err = json.Unmarshal(data, &m)
+	return m, err
+}
+
+func Map[T, V any](ts []T, fn func(T) V) []V {
+	result := make([]V, len(ts))
+	for i, t := range ts {
+		result[i] = fn(t)
+	}
+	return result
+}