Moved closure-api into a new project

resolver-go/cmd/botan-api/main.go

@@ -1,8 +1,6 @@
 package main
 
 import (
-	"crypto/md5"
-	"encoding/hex"
 	"flag"
 	"log"
 	"net/http"
@@ -37,11 +35,6 @@ type handler struct {
 	closure *closure.CompileCache
 }
 
-func hashStrings(parts []string) string {
-	sum := md5.Sum([]byte(strings.Join(parts, "|")))
-	return hex.EncodeToString(sum[:])
-}
-
 func (h handler) index(w http.ResponseWriter, req *http.Request) {
 	path := strings.Trim(req.URL.Path, "/")
 	if path == "" {
@@ -76,24 +69,13 @@ func (h handler) index(w http.ResponseWriter, req *http.Request) {
 	}
 
 	if outMode == resolver.ModeJS {
-		fileHashes := make([]string, 0, len(res.JSFiles))
-		for _, f := range res.JSFiles {
-			fileHashes = append(fileHashes, f.JSHash)
-		}
-
-		hash := hashStrings(fileHashes)
-		if compiled, ok := h.closure.Get(hash); ok {
+		if compiled, ok := h.closure.Get(res.Hash); ok {
 			w.Header().Set("Content-Type", "application/javascript")
 			w.Header().Set("X-Botan-Compiled", "hit")
 			w.Write(compiled)
 			return
 		}
 
-		jsFiles := make([]string, 0, len(res.JSFiles))
-		for _, f := range res.JSFiles {
-			jsFiles = append(jsFiles, f.Src)
-		}
-
 		jsExterns, err := h.r.GetExterns(generated.Externs)
 		if err != nil {
 			http.Error(w, err.Error(), http.StatusNotFound)