wip(compiler): tests for new stringification

2020-05-15 15:50:42 -04:00
parent dbf627f136
commit baa6973b13
5 changed files with 88 additions and 55 deletions
--- a/packages/compiler-core/src/codegen.ts
+++ b/packages/compiler-core/src/codegen.ts
@@ -434,7 +434,7 @@ function genAssets(
  }
 }

-function genHoists(hoists: JSChildNode[], context: CodegenContext) {
+function genHoists(hoists: (JSChildNode | null)[], context: CodegenContext) {
  if (!hoists.length) {
    return
  }
@@ -451,9 +451,11 @@ function genHoists(hoists: JSChildNode[], context: CodegenContext) {
  }

  hoists.forEach((exp, i) => {
-    push(`const _hoisted_${i + 1} = `)
-    genNode(exp, context)
-    newline()
+    if (exp) {
+      push(`const _hoisted_${i + 1} = `)
+      genNode(exp, context)
+      newline()
+    }
  })

  if (genScopeId) {