feat: Add filepath walk dir to add directories in watcher

1 files changed, 23 insertions, 14 deletions

diff --git a/golings/cmd/watch.go b/golings/cmd/watch.go
index 2581e3b..549770c 100644
--- a/golings/cmd/watch.go
+++ b/golings/cmd/watch.go
@@ -2,8 +2,10 @@ package cmd
 
 import (
 	"fmt"
+	"io/fs"
 	"log"
 	"os"
+	"path/filepath"
 
 	"github.com/fatih/color"
 	"github.com/fsnotify/fsnotify"
@@ -16,15 +18,14 @@ func WatchCmd() *cobra.Command {
 		Short: "Run a single exercise",
 		Run: func(cmd *cobra.Command, args []string) {
 			color.White("WATCHING ALL")
-			// return nil
-			// watcher("../../exercises")
+			log.Println("Create watcher")
 			watcher, err := fsnotify.NewWatcher()
 			if err != nil {
 				log.Fatal(err)
 			}
-
 			defer watcher.Close()
 
+			// Start listening for events.
 			go func() {
 				for {
 					select {
@@ -45,23 +46,31 @@ func WatchCmd() *cobra.Command {
 				}
 			}()
 
-			path, err := os.Getwd()
-			if err := watcher.Add(path); err != nil {
-				log.Fatal("failed to watch %s, error: %s", path, err.Error())
-			}
-			fmt.Println("PATH:", path)
-			if err != nil {
-				log.Fatal(err)
-			}
-			/* ... do stuff ... */
+			path, _ := os.Getwd()
+			file_path := fmt.Sprintf("%s/exercises", path)
+
+			err = filepath.WalkDir(file_path, func(path_dir string, d fs.DirEntry, err error) error {
+				if err != nil {
+					log.Fatal(err)
+					return err
+				}
+				if d.IsDir() {
+					log.Printf("Added %s to watch\n", path_dir)
+					err = watcher.Add(file_path)
+
+					if err != nil {
+						log.Fatal(err)
+					}
+				}
+				return nil
+			})
 
 			if err != nil {
-				log.Fatal(err)
+				log.Fatal("Error in file path:", err.Error())
 			}
 
 			// Block main goroutine forever.
 			<-make(chan struct{})
-
 		},
 	}
 }