walker: remove last occurence of old watcher (#978)

internal/terraform/module/types.go

@@ -1,22 +1,11 @@
 package module
 
 import (
-	"context"
 	"io/fs"
-	"log"
 
 	"github.com/hashicorp/terraform-ls/internal/document"
 )
 
-type Watcher interface {
-	Start(context.Context) error
-	Stop() error
-	SetLogger(*log.Logger)
-	AddModule(string) error
-	RemoveModule(string) error
-	IsModuleWatched(string) bool
-}
-
 type ReadOnlyFS interface {
 	fs.FS
 	ReadDir(name string) ([]fs.DirEntry, error)

internal/terraform/module/walker.go

@@ -44,8 +44,7 @@ type Walker struct {
 	jobStore      job.JobStore
 	tfExecFactory exec.ExecutorFactory
 
-	watcher Watcher
-	logger  *log.Logger
+	logger *log.Logger
 
 	Collector *WalkerCollector
 
@@ -77,10 +76,6 @@ func (w *Walker) SetLogger(logger *log.Logger) {
 	w.logger = logger
 }
 
-func (w *Walker) SetWatcher(watcher Watcher) {
-	w.watcher = watcher
-}
-
 func (w *Walker) SetExcludeModulePaths(excludeModulePaths []string) {
 	w.excludeModulePaths = make(map[string]bool)
 	for _, path := range excludeModulePaths {
@@ -328,10 +323,6 @@ func (w *Walker) walk(ctx context.Context, dir document.DirHandle) error {
 			}
 			w.collectJobId(id)
 
-			if w.watcher != nil {
-				w.watcher.AddModule(dir)
-			}
-
 			return nil
 		}