feat: assets copying

src/generators/web/generate.mjs

@@ -3,6 +3,7 @@
 import { readFile } from 'node:fs/promises';
 import { join } from 'node:path';
 
+import { copyStaticAssets } from './utils/copying.mjs';
 import { processJSXEntries } from './utils/processing.mjs';
 import getConfig from '../../utils/configuration/index.mjs';
 import { writeFile } from '../../utils/file.mjs';
@@ -39,6 +40,8 @@ export async function generate(input) {
     }
 
     await writeFile(join(config.output, 'styles.css'), css, 'utf-8');
+
+    await copyStaticAssets(config);
   }
 
   return results.map(({ html }) => ({ html: html.toString(), css }));

src/generators/web/utils/copying.mjs

@@ -0,0 +1,46 @@
+import { constants } from 'node:fs';
+import { stat, cp, mkdir, copyFile } from 'node:fs/promises';
+import { join, basename, dirname } from 'node:path';
+
+import logger from '../../../logger/index.mjs';
+
+/**
+ * Copies static directories/files defined in `pathsToCopy` to the output directory.
+ * @param {import('../types').Configuration} config
+ */
+export async function copyStaticAssets(config) {
+  if (Array.isArray(config.pathsToCopy)) {
+    for (const item of config.pathsToCopy) {
+      if (!item) {
+        continue;
+      }
+
+      const copyTasks =
+        typeof item === 'string'
+          ? [{ src: item, dest: join(config.output, basename(item)) }]
+          : Object.entries(item).map(([src, dest]) => ({
+              src,
+              dest: join(config.output, dest.replace(/^[/\\]+/, '')),
+            }));
+
+      for (const { src, dest } of copyTasks) {
+        try {
+          const fileStats = await stat(src);
+
+          if (fileStats.isDirectory()) {
+            await cp(src, dest, { recursive: true, force: true });
+          } else {
+            await mkdir(dirname(dest), { recursive: true });
+            await copyFile(src, dest, constants.COPYFILE_FICLONE);
+          }
+        } catch (err) {
+          if (err.code !== 'ENOENT') {
+            logger.error(
+              `[web-generator] Failed to copy asset from ${src} to ${dest}: ${err.message}`
+            );
+          }
+        }
+      }
+    }
+  }
+}

src/utils/configuration/index.mjs

@@ -32,6 +32,7 @@ export const getDefaultConfig = lazy(() =>
           repository: 'nodejs/node',
           ref: 'HEAD',
         }),
+        pathsToCopy: ['assets', 'public', 'static'],
       },
 
       // The number of wasm memory instances is severely limited on