From: Evan You <yyx990803@gmail.com>
Date: Wed, 23 Oct 2019 14:49:16 +0000 (-0400)
Subject: fix(compiler-dom): style transform of static styles should not add STYLE patchFlag
X-Git-Tag: v3.0.0-alpha.0~333
X-Git-Url: http://git.ipfire.org/gitweb.cgi?a=commitdiff_plain;h=113339c7b600a62cfcc703c6b1f6af646653b05b;p=thirdparty%2Fvuejs%2Fcore.git

fix(compiler-dom): style transform of static styles should not add STYLE patchFlag
---

diff --git a/packages/compiler-core/src/transform.ts b/packages/compiler-core/src/transform.ts
index dd979d2358..fe717905ce 100644
--- a/packages/compiler-core/src/transform.ts
+++ b/packages/compiler-core/src/transform.ts
@@ -215,7 +215,8 @@ function createTransformContext(
       return createSimpleExpression(
         `_hoisted_${context.hoists.length}`,
         false,
-        exp.loc
+        exp.loc,
+        true
       )
     },
     cache(exp) {
diff --git a/packages/compiler-dom/__tests__/transforms/transformStyle.spec.ts b/packages/compiler-dom/__tests__/transforms/transformStyle.spec.ts
index 87aa7f958f..5c568c2719 100644
--- a/packages/compiler-dom/__tests__/transforms/transformStyle.spec.ts
+++ b/packages/compiler-dom/__tests__/transforms/transformStyle.spec.ts
@@ -77,5 +77,7 @@ describe('compiler: style transform', () => {
         }
       ]
     })
+    // should not cause the STYLE patchFlag to be attached
+    expect((node.codegenNode as CallExpression).arguments.length).toBe(2)
   })
 })