Handle stuck png compression promises

scripts/index.js

@@ -112,6 +112,22 @@ async function stageEVMTokenImages(stagingDir, inputTokenFilePath) {
   util.contractReplaceSvgToPng(outputTokenFilePath)
 }
 
+const withTimeout = (millis, promise) => {
+  let timeoutPid
+  const timeout = new Promise(
+    (resolve, reject) =>
+      (timeoutPid = setTimeout(
+        () => reject(`Timed out after ${millis} ms.`),
+        millis
+      ))
+  )
+  return Promise.race([promise, timeout]).finally(() => {
+    if (timeoutPid) {
+      clearTimeout(timeoutPid);
+    }
+  })
+}
+
 async function compressPng(imagesDstPath, stagingDir) {
   if (!fs.existsSync(stagingDir + '/images')) {
     fs.mkdirSync(stagingDir + '/images')
@@ -120,17 +136,24 @@ async function compressPng(imagesDstPath, stagingDir) {
   const files = await glob.glob(imagesDstPath + "/*.png")
   console.log(`Compressing ${files.length} images...`)
 
-  for (let i = 0; i < files.length; i += 4) {
-    const chunk = files.slice(i, i + 4);
-    console.log(`Compress batch: ${chunk}`)
-    await imagemin(chunk, {
+  for (const file of files) {
+    console.log(`Compress: ${file}`)
+
+    const promise = imagemin([file], {
       destination: stagingDir + "/images",
       plugins: [
         imageminPngquant({
           quality: [0.1, 0.3],
         }),
       ],
     })
+
+    try {
+      await withTimeout(10000, promise)
+    } catch (err) {
+      console.log(`Failed to compress: ${file}`)
+      fs.copyFileSync(file, stagingDir + "/images/" + path.basename(file))
+    }
   }
 }