better filename & explose hotApi on makeHot

Author: rixo

lib/make-hot.js

@@ -32,6 +32,8 @@ const defaultHotOptions = {
   absoluteImports: false,
 }
 
+const defaultHotApi = 'svelte-hmr/runtime/hot-api-esm.js'
+
 const nativeAdapter = require.resolve(
   '../runtime/svelte-native/proxy-adapter-native.js'
 )
@@ -148,10 +150,10 @@ const parseCssId = (code, parseHash) => {
 }
 
 // meta can be 'import.meta' or 'module'
-const createMakeHot = (_hotApi, options) => {
-  if (typeof _hotApi !== 'string') {
-    options = _hotApi
-    _hotApi = null
+const createMakeHot = (hotApi = defaultHotApi, options) => {
+  if (typeof hotApi !== 'string') {
+    options = hotApi
+    hotApi = defaultHotApi
   }
   const { meta = 'import.meta', walk } = options || {}
 
@@ -171,7 +173,7 @@ const createMakeHot = (_hotApi, options) => {
     return accessors
   }
 
-  return function makeHot(
+  function makeHot(
     id,
     compiledCode,
     hotOptionsArg,
@@ -181,9 +183,6 @@ const createMakeHot = (_hotApi, options) => {
   ) {
     const hotOptions = Object.assign({}, defaultHotOptions, hotOptionsArg)
 
-    const hotApi =
-      _hotApi || (hotOptions.compatVite && 'svelte-hmr/runtime/esm.js')
-
     const noPreserveState =
       hotOptions.noPreserveState ||
       (hotOptions.noPreserveStateKey &&
@@ -221,6 +220,11 @@ const createMakeHot = (_hotApi, options) => {
 
     return compiledCode.replace(/(\n?export default ([^;]*);)/, replacement)
   }
+
+  // rollup-plugin-svelte-hot needs hotApi path (for tests)
+  makeHot.hotApi = hotApi
+
+  return makeHot
 }
 
 module.exports = createMakeHot