filelist/hookscripts: add new implementation

internal/filelist/hookscripts/hookscripts.go

@@ -0,0 +1,32 @@
+package hookscripts
+
+import (
+	"fmt"
+	"os"
+	"path/filepath"
+)
+
+type HookScripts struct {
+	scriptsDir string
+}
+
+// New returns a new HookScripts that will use the given path to provide a list
+// of script files.
+func New(scriptsDir string) *HookScripts {
+	return &HookScripts{
+		scriptsDir: scriptsDir,
+	}
+}
+
+func (h *HookScripts) List() ([]string, error) {
+	files := []string{}
+	fileInfo, err := os.ReadDir(h.scriptsDir)
+	if err != nil {
+		return nil, fmt.Errorf("getHookScripts: unable to read hook script dir: %w", err)
+	}
+	for _, file := range fileInfo {
+		path := filepath.Join(h.scriptsDir, file.Name())
+		files = append(files, path)
+	}
+	return files, nil
+}