fix(compiler-core): improve handling of v-bind shorthand for in-DOM templates

Author: edison1105

packages/compiler-core/src/transforms/transformVBindShorthand.ts

@@ -15,7 +15,12 @@ export const transformVBindShorthand: NodeTransform = (node, context) => {
       if (
         prop.type === NodeTypes.DIRECTIVE &&
         prop.name === 'bind' &&
-        !prop.exp
+        (!prop.exp ||
+          // #13930 :foo will be processed as :foo="" in in-DOM template
+          (__BROWSER__ &&
+            prop.exp.type === NodeTypes.SIMPLE_EXPRESSION &&
+            !prop.exp.isStatic &&
+            !prop.exp.content))
       ) {
         const arg = prop.arg!
         if (arg.type !== NodeTypes.SIMPLE_EXPRESSION || !arg.isStatic) {