Testing lerna on circle

scripts/circle-check-packages.sh

@@ -0,0 +1,44 @@
+#!/usr/bin/env bash
+
+#!/bin/bash
+
+# function exit_if_fail {
+#     command=$@
+#     echo "Executing '$command'"
+#     eval $command
+#     rc=$?
+#     if [ $rc -ne 0 ]; then
+#         echo "'$command' returned $rc."
+#         exit $rc
+#     fi
+# }
+
+# npm install lerna
+# count=0
+# rc=$?
+
+
+function parse_git_hash() {
+  git rev-parse --short HEAD 2> /dev/null | sed "s/\(.*\)/\1/"
+}
+
+#Get current version from lerna.json
+PACKAGE_VERSION=`grep '"version"' lerna.json | cut -d '"' -f 4`
+# Get short current commit's has
+GIT_BRANCH=$(parse_git_hash)
+
+echo "Commit: ${GIT_BRANCH}"
+echo "Current lerna.json version: ${PACKAGE_VERSION}"
+
+# count packages that changed
+count=`lerna changed --loglevel silent | awk '{c++} END {print c}'`
+
+if [ -z $count ]; then
+  echo "No changes in packages, not publishing"
+else
+  echo "Changes detected in ${count} packages"
+  echo "Releasing packages under ${PACKAGE_VERSION}-${GIT_BRANCH}"
+  lerna version ${PACKAGE_VERSION}-${GIT_BRANCH} --no-git-tag-version --no-push --force-publish -y
+  git status -s
+fi
+