Revert "fix(runtime-dom/style): fix patchStyle on falsy next value (v…

…uejs#1504)" This reverts commit 77538ec.
jiangying000 · Jul 7, 2020 · 5bec06e · 5bec06e
1 parent a5b4332
commit 5bec06e
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Showing 2 changed files with 1 addition and 7 deletions.
diff --git a/packages/runtime-dom/__tests__/patchStyle.spec.ts b/packages/runtime-dom/__tests__/patchStyle.spec.ts
@@ -62,12 +62,6 @@ describe(`runtime-dom: style patching`, () => {
     expect(el.style.getPropertyValue('margin-right')).toBe('10px')
   })
 
-  it('patch with falsy style value', () => {
-    const el = document.createElement('div')
-    patchProp(el as any, 'style', { width: '100px' }, { width: 0 })
-    expect(el.style.width).toBe('0px')
-  })
-
   // JSDOM doesn't support custom properties on style object so we have to
   // mock it here.
   function mockElementWithStyle() {

diff --git a/packages/runtime-dom/src/modules/style.ts b/packages/runtime-dom/src/modules/style.ts
@@ -17,7 +17,7 @@ export function patchStyle(el: Element, prev: Style, next: Style) {
     }
     if (prev && !isString(prev)) {
       for (const key in prev) {
-        if (next[key] == null) {
+        if (!next[key]) {
           setStyle(style, key, '')
         }
       }