feat(reactivity-transform): support optionally importing macros

packages/ref-transform/__tests__/__snapshots__/refTransform.spec.ts.snap

@@ -80,6 +80,18 @@ exports[`handle TS casting syntax 1`] = `
       "
 `;
 
+exports[`macro import alias and removal 1`] = `
+"import { ref as _ref, toRef as _toRef } from 'vue'
+
+    
+
+    let a = _ref(1)
+    const __$temp_1 = (useMouse()),
+  x = _toRef(__$temp_1, 'x'),
+  y = _toRef(__$temp_1, 'y')
+    "
+`;
+
 exports[`mixing $ref & $computed declarations 1`] = `
 "import { ref as _ref, computed as _computed } from 'vue'
 

packages/ref-transform/__tests__/refTransform.spec.ts

@@ -362,6 +362,22 @@ test('handle TS casting syntax', () => {
   assertCode(code)
 })
 
+test('macro import alias and removal', () => {
+  const { code } = transform(
+    `
+    import { $ as fromRefs, $ref } from 'vue/macros'
+
+    let a = $ref(1)
+    const { x, y } = fromRefs(useMouse())
+    `
+  )
+  // should remove imports
+  expect(code).not.toMatch(`from 'vue/macros'`)
+  expect(code).toMatch(`let a = _ref(1)`)
+  expect(code).toMatch(`const __$temp_1 = (useMouse())`)
+  assertCode(code)
+})
+
 describe('errors', () => {
   test('$ref w/ destructure', () => {
     expect(() => transform(`let { a } = $ref(1)`)).toThrow(