fix: add newline between routes and execute func

internal/source/go.go

@@ -1,8 +1,10 @@
 package source
 
 import (
+	"bytes"
 	"fmt"
 	"go/ast"
+	"go/format"
 	"go/printer"
 	"go/token"
 	"net/http"
@@ -39,11 +41,15 @@ func IterateValueSpecs(files []*ast.File) func(func(*ast.File, *ast.ValueSpec) b
 }
 
 func Format(node ast.Node) string {
-	var buf strings.Builder
+	var buf bytes.Buffer
 	if err := printer.Fprint(&buf, token.NewFileSet(), node); err != nil {
 		return fmt.Sprintf("formatting error: %v", err)
 	}
-	return buf.String()
+	out, err := format.Source(buf.Bytes())
+	if err != nil {
+		return fmt.Sprintf("formatting error: %v", err)
+	}
+	return string(bytes.ReplaceAll(out, []byte("\n}\nfunc "), []byte("\n}\n\nfunc ")))
 }
 
 func evaluateStringLiteralExpressionList(wd string, set *token.FileSet, list []ast.Expr) ([]string, error) {

routes_test.go

@@ -48,6 +48,7 @@ func routes(mux *http.ServeMux, receiver RoutesReceiver) {
 		execute(response, request, true, "GET /", http.StatusOK, request)
 	})
 }
+
 func execute(response http.ResponseWriter, request *http.Request, writeHeader bool, name string, code int, data any) {
 	buf := bytes.NewBuffer(nil)
 	if err := templates.ExecuteTemplate(buf, name, data); err != nil {
@@ -82,6 +83,7 @@ func routes(mux *http.ServeMux, receiver RoutesReceiver) {
 		execute(response, request, true, "GET / F()", http.StatusOK, data)
 	})
 }
+
 func execute(response http.ResponseWriter, request *http.Request, writeHeader bool, name string, code int, data any) {
 	buf := bytes.NewBuffer(nil)
 	if err := templates.ExecuteTemplate(buf, name, data); err != nil {
@@ -120,6 +122,7 @@ func routes(mux *http.ServeMux, receiver RoutesReceiver) {
 		execute(response, request, false, "GET /project/{projectID}/task/{taskID} F(ctx, response, request, projectID, taskID)", http.StatusOK, data)
 	})
 }
+
 func execute(response http.ResponseWriter, request *http.Request, writeHeader bool, name string, code int, data any) {
 	buf := bytes.NewBuffer(nil)
 	if err := templates.ExecuteTemplate(buf, name, data); err != nil {
@@ -164,6 +167,7 @@ func routes(mux *http.ServeMux, receiver RoutesReceiver) {
 		execute(response, request, true, "GET /age/{username} F(username)", http.StatusOK, data)
 	})
 }
+
 func execute(response http.ResponseWriter, request *http.Request, writeHeader bool, name string, code int, data any) {
 	buf := bytes.NewBuffer(nil)
 	if err := templates.ExecuteTemplate(buf, name, data); err != nil {
@@ -199,6 +203,7 @@ func routes(mux *http.ServeMux, receiver Server) {
 		execute(response, request, true, "GET / F()", http.StatusOK, data)
 	})
 }
+
 func execute(response http.ResponseWriter, request *http.Request, writeHeader bool, name string, code int, data any) {
 	buf := bytes.NewBuffer(nil)
 	if err := templates.ExecuteTemplate(buf, name, data); err != nil {
@@ -246,6 +251,7 @@ func routes(mux *http.ServeMux, receiver RoutesReceiver) {
 		execute(response, request, true, "GET /age/{username} F(username)", http.StatusOK, data)
 	})
 }
+
 func execute(response http.ResponseWriter, request *http.Request, writeHeader bool, name string, code int, data any) {
 	buf := bytes.NewBuffer(nil)
 	if err := templates.ExecuteTemplate(buf, name, data); err != nil {
@@ -368,6 +374,7 @@ import(
 )
 
 func routes(mux *http.ServeMux, receiver RoutesReceiver) {}
+
 func execute(response http.ResponseWriter, request *http.Request, writeHeader bool, name string, code int, data any) {
 	response.WriteHeader(code)
 	_ = templates.ExecuteTemplate(response, name, data)
@@ -385,6 +392,7 @@ type RoutesReceiver interface {
 
 func routes(mux *http.ServeMux, receiver RoutesReceiver) {
 }
+
 func execute(response http.ResponseWriter, request *http.Request, writeHeader bool, name string, code int, data any) {
 	buf := bytes.NewBuffer(nil)
 	if err := templates.ExecuteTemplate(buf, name, data); err != nil {