fix: map over declarations and add generator field per declaration

node/bundler.ts

@@ -121,7 +121,11 @@ const bundle = async (
 
   // If any declarations are autogenerated and are missing the generator field
   // add a default string.
-  const declarations = addGeneratorFieldIfMissing(declarationsFromConfig, functions, internalFunctionsPath)
+  const declarations = internalFunctionsPath
+    ? declarationsFromConfig.map((declaration) =>
+        addGeneratorFieldIfMissing(declaration, functions, internalFunctionsPath),
+      )
+    : declarationsFromConfig
 
   const manifest = await writeManifest({
     bundles: [functionBundle],
@@ -168,21 +172,18 @@ const getBasePath = (sourceDirectories: string[], inputBasePath?: string) => {
 }
 
 export const addGeneratorFieldIfMissing = (
-  declarations: Declaration[],
+  declaration: Declaration,
   functions: EdgeFunction[],
   internalFunctionsPath?: string,
-) =>
-  declarations.map((declaration) => {
-    const fullFuncPath = functions?.find((func) => func.name === declaration.function)?.path
+) => {
+  const fullFuncPath = functions?.find((func) => func.name === declaration.function)?.path
 
-    // If function path is in the internalFunctionsPath, we assume it is autogenerated.
-    const isInternal = Boolean(
-      internalFunctionsPath && fullFuncPath && isPathInside(fullFuncPath, internalFunctionsPath),
-    )
+  // If function path is in the internalFunctionsPath, we assume it is autogenerated.
+  const isInternal = Boolean(internalFunctionsPath && fullFuncPath && isPathInside(fullFuncPath, internalFunctionsPath))
 
-    const generatorFallback = isInternal ? 'internalFunc' : undefined
-    return { ...declaration, generator: declaration.generator || generatorFallback }
-  })
+  const generatorFallback = isInternal ? 'internalFunc' : undefined
+  return { ...declaration, generator: declaration.generator || generatorFallback }
+}
 
 export { bundle }
 export type { BundleOptions }