partially rewrite for own needs

Signed-off-by: Vasiliy Tolstov <v.tolstov@unistack.org>

assets/assets

@@ -1,6 +0,0 @@
-  /Users/moul/go/src/moul.io/protoc-gen-gotemplate/assets:
-  total used in directory 552 available 9223372036849978910
-  drwxr-xr-x   4 moul  staff     128 Dec  9 11:31 .
-  lrwxr-xr-x   1 moul  staff      33 Dec  9 11:31 .#web-editor.jpg -> moul@manfred-spacegray.local.9471
-  drwxr-xr-x  21 moul  staff     672 Sep 13 18:05 ..
-  -rw-r--r--@  1 moul  staff  280357 Oct 26  2017 web-editor.jpg

assets/assets.go

@@ -0,0 +1,20 @@
+// +build dev
+
+package assets
+
+import (
+	"go/build"
+	"log"
+	"net/http"
+)
+
+func importPathToDir(importPath string) string {
+	p, err := build.Import(importPath, "", build.FindOnly)
+	if err != nil {
+		log.Fatal(err)
+	}
+	return p.Dir
+}
+
+// Assets contains the project's assets.
+var Assets http.FileSystem = http.Dir("./templates")

assets/stub.go

@@ -0,0 +1 @@
+package assets