fix(declarations): update PluginTransformResults after Rollup update (#6232)

christian-bromann · web-flow · commit 6ff8075a8561 · 2025-06-10T19:41:09.000-07:00
* fix(declarations): update PluginTransformResults after Rollup update

* fix build

* prettier
diff --git a/src/compiler/style/global-styles.ts b/src/compiler/style/global-styles.ts
@@ -41,18 +41,29 @@ const buildGlobalStyles = async (config: d.ValidatedConfig, compilerCtx: d.Compi
     const transformResults = await runPluginTransforms(config, compilerCtx, buildCtx, globalStylePath);
 
     if (transformResults) {
-      const optimizedCss = await optimizeCss(
-        config,
-        compilerCtx,
-        buildCtx.diagnostics,
-        transformResults.code,
-        globalStylePath,
-      );
+      let cssCode: string;
+      let dependencies: string[] | undefined;
+
+      if (typeof transformResults === 'string') {
+        // Handle case where transformResults is a string (the CSS code directly)
+        cssCode = transformResults;
+        dependencies = undefined;
+      } else if (typeof transformResults === 'object' && transformResults.code) {
+        // Handle case where transformResults is a PluginTransformationDescriptor object
+        cssCode = transformResults.code;
+        dependencies = transformResults.dependencies;
+      } else {
+        // Invalid transformResults
+        compilerCtx.cachedGlobalStyle = null;
+        return null;
+      }
+
+      const optimizedCss = await optimizeCss(config, compilerCtx, buildCtx.diagnostics, cssCode, globalStylePath);
       compilerCtx.cachedGlobalStyle = optimizedCss;
 
-      if (Array.isArray(transformResults.dependencies)) {
+      if (Array.isArray(dependencies)) {
         const cssModuleImports = compilerCtx.cssModuleImports.get(globalStylePath) || [];
-        transformResults.dependencies.forEach((dep) => {
+        dependencies.forEach((dep: string) => {
           compilerCtx.addWatchFile(dep);
           if (!cssModuleImports.includes(dep)) {
             cssModuleImports.push(dep);
diff --git a/src/declarations/stencil-private.ts b/src/declarations/stencil-private.ts
@@ -1299,10 +1299,12 @@ export interface Plugin {
     sourceText: string,
     id: string,
     context: PluginCtx,
-  ) => Promise<PluginTransformResults> | PluginTransformResults | string;
+  ) => Promise<PluginTransformResults> | PluginTransformResults;
 }
 
-export interface PluginTransformResults {
+export type PluginTransformResults = PluginTransformationDescriptor | string | null;
+
+export interface PluginTransformationDescriptor {
   code?: string;
   map?: string;
   id?: string;
