InputNumber: fix accessing missing $refs in updated hook (#10995)

dd773b9e · 杨奕 · GitHub · 31b65b8e · dd773b9e
Commit dd773b9e authored May 03, 2018 by 杨奕 Committed by GitHub May 03, 2018
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packages/input-number/src/input-number.vue packages/input-number/src/input-number.vue +2 -1

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--- a/packages/input-number/src/input-number.vue
+++ b/packages/input-number/src/input-number.vue
@@ -216,7 +216,8 @@
      innerInput.setAttribute('aria-disabled', this.inputNumberDisabled);
    },
    updated() {
-      let innerInput = this.$refs.input.$refs.input;
+      if (!this.$refs || !this.$refs.input) return;
+      const innerInput = this.$refs.input.$refs.input;
      innerInput.setAttribute('aria-valuenow', this.currentValue);
    }
  };