namer: basic interfaces

Part of TNTP-4190

Author: patapenka-alexey

namer/namer.go

@@ -0,0 +1,42 @@
+// Package namer represent interface to templates creation.
+package namer
+
+import (
+	"github.com/tarantool/go-storage/kv"
+)
+
+// KeyType represents key types.
+type KeyType int
+
+const (
+	// KeyTypeValue represents data type.
+	KeyTypeValue KeyType = iota + 1
+	// KeyTypeHash represents hash of the data type.
+	KeyTypeHash
+	// KeyTypeSignature represents signature of the data type.
+	KeyTypeSignature
+)
+
+// Key implements internal realization.
+type Key struct {
+	Name     string  // Object identificator.
+	Type     KeyType // Type of the object.
+	Property string  // Additional information (version/algorithm).
+}
+
+// Namer represents keys naming strategy.
+type Namer interface {
+	GenerateNames(name string) []string // Object's keys generation.
+	ParseNames(names []string) []Key    // Convert names into keys.
+}
+
+// Generator generates signer K/V pairs.
+// Implementation should use `generic` and will used for strong typing of the solution.
+type Generator[T any] interface {
+	Generate(name string, value T) ([]kv.KeyValue, error)
+}
+
+// Validator validates and build the object from K/V.
+type Validator[T any] interface {
+	Validate(pairs []kv.KeyValue) (T, error)
+}