From 1ce41105708affa6722f76e1fdf3a252b1c9d7b7 Mon Sep 17 00:00:00 2001
From: daiwei <daiwei521@126.com>
Date: Tue, 27 Oct 2020 14:52:43 +0800
Subject: [PATCH] fix(compiler-core): transform kebab case props to camelcase
 on slots (close #2488)

---
 .../src/transforms/transformSlotOutlet.ts     | 21 ++++++++-----------
 1 file changed, 9 insertions(+), 12 deletions(-)

diff --git a/packages/compiler-core/src/transforms/transformSlotOutlet.ts b/packages/compiler-core/src/transforms/transformSlotOutlet.ts
index 5bb01368217..359618a4122 100644
--- a/packages/compiler-core/src/transforms/transformSlotOutlet.ts
+++ b/packages/compiler-core/src/transforms/transformSlotOutlet.ts
@@ -69,22 +69,19 @@ export function processSlotOutlet(
   const propsWithoutName = name
     ? node.props.filter(p => p !== name)
     : node.props
+
+  //#2488
+  propsWithoutName.forEach(prop => {
+    const arg = (prop as any).arg
+    if (arg) {
+      arg.content = camelize(arg.content)
+    }
+  })
+
   if (propsWithoutName.length > 0) {
     const { props, directives } = buildProps(node, context, propsWithoutName)
     slotProps = props
 
-    //#2488
-    if (
-      slotProps &&
-      (slotProps as any).properties &&
-      (slotProps as any).properties.length > 0
-    ) {
-      for (let i = 0; i < (slotProps as any).properties.length; i++) {
-        const prop = (slotProps as any).properties[i]
-        prop.key.content = camelize(prop.key.content)
-      }
-    }
-
     if (directives.length) {
       context.onError(
         createCompilerError(