fix(compiler-core): dedupe renderSlot's default props (#4557)

2021-09-22 00:31:27 +08:00
parent ed6470c845
commit 044812525f
2 changed files with 31 additions and 13 deletions
--- a/packages/compiler-core/tests/transforms/transformSlotOutlet.spec.ts
+++ b/packages/compiler-core/tests/transforms/transformSlotOutlet.spec.ts
@@ -346,6 +346,26 @@ describe('compiler: transform <slot> outlets', () => {
      callee: RENDER_SLOT,
      arguments: [`$slots`, `"default"`, `{}`, `undefined`, `true`]
    })
+    const fallback = parseWithSlots(`<slot>fallback</slot>`, {
+      slotted: false,
+      scopeId: 'foo'
+    })
+
+    const child = {
+      type: NodeTypes.JS_FUNCTION_EXPRESSION,
+      params: [],
+      returns: [
+        {
+          type: NodeTypes.TEXT,
+          content: `fallback`
+        }
+      ]
+    }
+    expect((fallback.children[0] as ElementNode).codegenNode).toMatchObject({
+      type: NodeTypes.JS_CALL_EXPRESSION,
+      callee: RENDER_SLOT,
+      arguments: [`$slots`, `"default"`, `{}`, child, `true`]
+    })
  })

  test(`error on unexpected custom directive on <slot>`, () => {