Custom gatsby bin to clean and retry on certain errors

Author: lukekarrys

package.json

@@ -7,9 +7,9 @@
   },
   "private": true,
   "scripts": {
-    "develop": "gatsby develop",
-    "develop:ssr": "DEV_SSR=true gatsby develop",
-    "build": "gatsby build --verbose --log-pages",
+    "develop": "./scripts/gatsby.sh develop",
+    "develop:ssr": "DEV_SSR=true ./scripts/gatsby.sh develop",
+    "build": "./scripts/gatsby.sh build --verbose --log-pages",
     "clean": "gatsby clean",
     "serve": "gatsby serve",
     "lint": "eslint \"**/*.js\"",

scripts/gatsby.sh

@@ -0,0 +1,30 @@
+
+#!/bin/bash
+
+ARGS=$@
+LOG_FILE=".gatsby-stderr.log"
+
+trap "rm -f $LOG_FILE" EXIT
+
+function run_with_args {
+  gatsby $ARGS
+}
+
+function clean_and_run {
+  rm -f $LOG_FILE
+  gatsby clean
+  run_with_args
+}
+
+run_with_args 2> $LOG_FILE
+CODE=$?
+
+if [ $CODE -ne 0 ]; then
+  echo "Command failed with code $CODE and error logs:"
+  cat $LOG_FILE
+
+  if grep -iqE 'segmentation fault|mutex' $LOG_FILE; then
+    echo "Cleaning caches and running again..."
+    clean_and_run
+  fi
+fi