init

xhs-mini-demos/component-case/error-catch/error-catch.js

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+Page({
+  data: {
+
+  },
+  handlePromise(){
+    return new Promise((_, rej) => {
+      rej(new Error('promise错误'));
+    });
+  },
+  handleTimer(){
+    setTimeout(() => {
+      throw new Error('setTimeout错误');
+    }, 1000);
+  },
+  handleStringError(){
+    return new Promise((_, rej) => {
+      rej('promise string错误');
+    });
+  },
+  handleSyncError() {
+    throw new Error('同步错误');
+  }
+});