chore(core): monorepo, esm targeting, improved management (#8707)

tools/scripts/travis-scripts/android-wait-for-emulator

@@ -0,0 +1,26 @@
+#!/bin/bash
+
+# Originally written by Ralf Kistner <ralf@embarkmobile.com>, but placed in the public domain
+# https://github.com/travis-ci/travis-cookbooks/blob/master/community-cookbooks/android-sdk/files/default/android-wait-for-emulator
+
+set +e
+
+bootanim=""
+failcounter=0
+timeout_in_sec=600 # 10 minutes
+
+until [[ "$bootanim" =~ "stopped" ]]; do
+  bootanim=`adb -e shell getprop init.svc.bootanim 2>&1 &`
+  if [[ "$bootanim" =~ "device not found" || "$bootanim" =~ "device offline"
+    || "$bootanim" =~ "running" ]]; then
+    let "failcounter += 1"
+    echo "Waiting for emulator to start"
+    if [[ $failcounter -gt timeout_in_sec ]]; then
+      echo "Timeout ($timeout_in_sec seconds) reached; failed to start emulator"
+      exit 1
+    fi
+  fi
+  sleep 1
+done
+
+echo "Emulator is ready"