From 636c7a54b6c645edd6a32f94647c7b0e41fe0d11 Mon Sep 17 00:00:00 2001
From: yuche <i@yuche.me>
Date: Tue, 3 Jul 2018 01:52:38 +0800
Subject: [PATCH] =?UTF-8?q?fix(transformer):=20=E5=A4=84=E7=90=86=E5=8F=AA?=
 =?UTF-8?q?=E6=9C=89=E5=BE=AA=E7=8E=AF=E8=87=AA=E5=AE=9A=E4=B9=89=E7=9A=84?=
 =?UTF-8?q?=E6=83=85=E5=86=B5?=
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---
 packages/taro-transformer-wx/src/class.ts | 10 ++++++++++
 1 file changed, 10 insertions(+)

diff --git a/packages/taro-transformer-wx/src/class.ts b/packages/taro-transformer-wx/src/class.ts
index 52e392171e01..f3d428af4e3a 100644
--- a/packages/taro-transformer-wx/src/class.ts
+++ b/packages/taro-transformer-wx/src/class.ts
@@ -354,17 +354,27 @@ class Transformer {
           t.objectProperty(t.identifier(uuid), t.arrowFunctionExpression([], t.blockStatement(blockStatement)))
         )
       })
+      let hasDynamicComponents = false
       for (const property of this.classPath.node.body.body) {
         if (
           t.isClassProperty(property) &&
           property.key.name === '$dynamicComponents' &&
           t.isObjectExpression(property.value)
         ) {
+          hasDynamicComponents = true
           property.value = t.objectExpression(
             property.value.properties.concat(properties)
           )
         }
       }
+      if (!hasDynamicComponents) {
+        this.classPath.node.body.body.unshift(
+          t.classProperty(
+            t.identifier('$dynamicComponents'),
+            t.objectExpression(properties)
+          )
+        )
+      }
     }
   }