feature: expose extract package, previously internal

cmd/yaegi/extract.go

@@ -10,7 +10,7 @@ import (
 	"path"
 	"strings"
 
-	"github.com/traefik/yaegi/internal/extract"
+	"github.com/traefik/yaegi/extract"
 )
 
 func extractCmd(arg []string) error {

generate.go

@@ -1,6 +1,6 @@
 package yaegi
 
-//go:generate go generate github.com/traefik/yaegi/internal/extract
+//go:generate go generate github.com/traefik/yaegi/internal/cmd/extract
 //go:generate go generate github.com/traefik/yaegi/interp
 //go:generate go generate github.com/traefik/yaegi/stdlib
 //go:generate go generate github.com/traefik/yaegi/stdlib/syscall

internal/cmd/extract/extract.go

@@ -28,7 +28,7 @@ import (
 	"runtime"
 	"strings"
 
-	"github.com/traefik/yaegi/internal/extract"
+	"github.com/traefik/yaegi/extract"
 )
 
 var (