3 files changed, 73 insertions, 1 deletions
diff --git a/app/scripts/lib/createErrorMiddleware.js b/app/scripts/lib/createErrorMiddleware.js
index baed99e45..c70beddfd 100644
--- a/app/scripts/lib/createErrorMiddleware.js
+++ b/app/scripts/lib/createErrorMiddleware.js
@@ -59,6 +59,7 @@ function createErrorMiddleware ({ override = true } = {}) {
       if (!error) { return done() }
       sanitizeRPCError(error)
       log.error(`MetaMask - RPC Error: ${error.message}`, error)
+      done()
     })
   }
 }
diff --git a/app/scripts/lib/diagnostics-reporter.js b/app/scripts/lib/diagnostics-reporter.js
new file mode 100644
index 000000000..aa4ca6e26
--- /dev/null
+++ b/app/scripts/lib/diagnostics-reporter.js
@@ -0,0 +1,71 @@
+class DiagnosticsReporter {
+
+  constructor ({ firstTimeInfo, version }) {
+    this.firstTimeInfo = firstTimeInfo
+    this.version = version
+  }
+
+  async reportOrphans(orphans) {
+    try {
+      return await this.submit({
+        accounts: Object.keys(orphans),
+        metadata: {
+          type: 'orphans',
+        },
+      })
+    } catch (err) {
+      console.error('DiagnosticsReporter - "reportOrphans" encountered an error:')
+      console.error(err)
+    }
+  }
+
+  async reportMultipleKeyrings(rawKeyrings) {
+    try {
+      const keyrings = await Promise.all(rawKeyrings.map(async (keyring, index) => {
+        return {
+          index,
+          type: keyring.type,
+          accounts: await keyring.getAccounts(),
+        }
+      }))
+      return await this.submit({
+        accounts: [],
+        metadata: {
+          type: 'keyrings',
+          keyrings,
+        },
+      })
+    } catch (err) {
+      console.error('DiagnosticsReporter - "reportMultipleKeyrings" encountered an error:')
+      console.error(err)
+    }
+  }
+
+  async submit (message) {
+    try {
+      // add metadata
+      message.metadata.version = this.version
+      message.metadata.firstTimeInfo = this.firstTimeInfo
+      return await postData(message)
+    } catch (err) {
+      console.error('DiagnosticsReporter - "submit" encountered an error:')
+      throw err
+    }
+  }
+
+}
+
+function postData(data) {
+  const uri = 'https://diagnostics.metamask.io/v1/orphanedAccounts'
+  return fetch(uri, {
+    body: JSON.stringify(data), // must match 'Content-Type' header
+    credentials: 'same-origin', // include, same-origin, *omit
+    headers: {
+      'content-type': 'application/json',
+    },
+    method: 'POST', // *GET, POST, PUT, DELETE, etc.
+    mode: 'cors', // no-cors, cors, *same-origin
+  })
+}
+
+module.exports = DiagnosticsReporter
diff --git a/app/scripts/lib/setupRaven.js b/app/scripts/lib/setupRaven.js
index d164827ab..77aefb00a 100644
--- a/app/scripts/lib/setupRaven.js
+++ b/app/scripts/lib/setupRaven.js
@@ -66,7 +66,7 @@ function simplifyErrorMessages(report) {
 
 function rewriteErrorMessages(report, rewriteFn) {
   // rewrite top level message
-  report.message = rewriteFn(report.message)
+  if (report.message) report.message = rewriteFn(report.message)
   // rewrite each exception message
   if (report.exception && report.exception.values) {
     report.exception.values.forEach(item => {