add definition config

definition/generate/run.go

@@ -0,0 +1,38 @@
+package generate
+
+import (
+	"bytes"
+	"fmt"
+	"io"
+
+	"gitoa.ru/go-4devs/config/definition"
+)
+
+func Run(w io.Writer, pkgName string, defs definition.Definition, viewOpt ViewOption) error {
+	gen := Generator{
+		pkg:        pkgName,
+		ViewOption: viewOpt,
+		Imp:        NewImports(),
+	}
+
+	gen.Imp.Adds("gitoa.ru/go-4devs/config", "fmt", "context")
+
+	var view bytes.Buffer
+	err := defs.View(func(o definition.Option) error {
+		return gen.Handle(&view, &gen, o)
+	})
+	if err != nil {
+		return fmt.Errorf("render options:%w", err)
+	}
+
+	if err := tpl.Execute(w, gen); err != nil {
+		return fmt.Errorf("render base:%w", err)
+	}
+
+	_, cerr := io.Copy(w, &view)
+	if cerr != nil {
+		return fmt.Errorf("copy error:%w", cerr)
+	}
+
+	return nil
+}