fix(compiler-sfc): ensure script setup lang=ts output is tree-shakable

2021-09-01 12:40:36 -04:00
parent 935b4e2210
commit b89ff9291e
3 changed files with 28 additions and 28 deletions
--- a/packages/compiler-sfc/src/compileScript.ts
+++ b/packages/compiler-sfc/src/compileScript.ts
@@ -1148,14 +1148,14 @@ export function compileScript(
        `\n${hasAwait ? `async ` : ``}function setup(${args}) {\n`
      )
      s.append(
-        `\nexport default ${helper(
+        `\nexport default /*#__PURE__*/${helper(
          `defineComponent`
        )}({${def}${runtimeOptions}\n  setup})`
      )
    } else {
      s.prependLeft(
        startOffset,
-        `\nexport default ${helper(
+        `\nexport default /*#__PURE__*/${helper(
          `defineComponent`
        )}({${def}${runtimeOptions}\n  ${
          hasAwait ? `async ` : ``