feat: resetTimerOnUpdate + onUpdate回调 + queue可取消

src/constants.js

@@ -43,6 +43,10 @@ export const DEFAULTS = Object.freeze({
   onShow: null,
   onClose: null,
   onClick: null,
+  onUpdate: null,
+  
+  // 高级
+  resetTimerOnUpdate: false,
   
   // 国际化
   locale: 'zh-CN',

src/core.js

@@ -446,6 +446,18 @@ class Toast {
       content.innerHTML = `${safeTitle}${safeMessage}`;
     }
     
+    // resetTimerOnUpdate: 更新内容后重置计时器
+    if (this.config.resetTimerOnUpdate && this.config.duration > 0) {
+      cancelAnimationFrame(this.rafId);
+      this.startedAt = Date.now();
+      this.remaining = this.config.duration;
+      this._startTimer();
+    }
+    
+    if (typeof this.config.onUpdate === 'function') {
+      try { this.config.onUpdate(this); } catch (e) { console.error('onUpdate callback error:', e); }
+    }
+    
     Toast.trigger('afterUpdate', this);
     return this;
   }
@@ -977,16 +989,17 @@ const meToast = {
   queue(messages, opts = {}) {
     if (!Array.isArray(messages)) {
       console.error('MeToast.queue: messages must be an array');
-      return Promise.resolve();
+      return { then: (fn) => Promise.resolve().then(fn), cancel: () => {} };
     }
     
-    return new Promise((resolve) => {
+    let cancelled = false;
+    const promise = new Promise((resolve) => {
       let index = 0;
       const delay = opts.delay || 1000;
       const userOnClose = opts.onClose;
       
       const showNext = () => {
-        if (index >= messages.length) {
+        if (cancelled || index >= messages.length) {
           resolve();
           return;
         }
@@ -1017,6 +1030,10 @@ const meToast = {
       
       showNext();
     });
+    return {
+      then: (fn, rj) => promise.then(fn, rj),
+      cancel: () => { cancelled = true; },
+    };
   },
   
   /**