small improvements

1 files changed, 14 insertions, 10 deletions

diff --git a/worker.go b/worker.go
index e7d76e4..c0ccc65 100644
--- a/worker.go
+++ b/worker.go
@@ -40,7 +40,7 @@ type Worker struct {
 	routes map[string]LuaRef
 	started bool
 	mu sync.Mutex
-	repl *LuaRef
+	evalFn *LuaRef
 }
 
 // NewWorker creates a new instance of Worker type.
@@ -221,12 +221,14 @@ outer:
 			if !ok {
 				break outer
 			}
-			resCh <- NewCoroutine(func(yield func(), resume func() bool) {
-				handle(r, yield, func () bool {
-					resCh <- resume
-					return true
-				})
-			})
+			resCh <- NewCoroutine(
+				func(yield func(), resume func() bool) {
+					handle(r, yield, func () bool {
+						resCh <- resume
+						return true
+					})
+				},
+			)
 		case resume, ok := <-resCh:
 			// coroutine executor
 			if !ok {
@@ -237,12 +239,14 @@ outer:
 	}
 }
 
-// Eval evaluates the code in the Lua context.
+// Eval evaluates the code in the Lua context. Not safe for execution when
+// there are requests in the processing queue, only meant for development
+// purposes.
 func (w *Worker) Eval(code string) error {
 	w.mu.Lock()
 	defer w.mu.Unlock()
-	if w.repl != nil {
-		w.lua.PushFromRef(*w.repl)
+	if w.evalFn != nil {
+		w.lua.PushFromRef(*w.evalFn)
 		w.lua.PushString(code)
 		return w.lua.PCall(1, 0, 0)
 	}