Use correct date parameters (different for Mac OS X)

Author: laurent-verbruggen-at-kbc

assets/check

@@ -115,7 +115,7 @@ if [ -n "$pull_requests" ]; then
 
       # add prq to versions
       if [ "$skip_build" == "false" ]; then
-        pretty_date=$(date -r "$(( ($prq_verify_date + 500) / 1000))")
+        pretty_date=$(date_from_millis "$(( ($prq_verify_date + 500) / 1000))")
         versions+=" + [{ id: \"$prq_number\", hash: \"$prq_hash\", date: \"$pretty_date\" }]"
       fi
 

assets/helpers/utils.sh

@@ -117,3 +117,8 @@ uri_parser() {
     # return success
     return 0
 }
+
+date_from_millis() {
+  # Mac OS X: date -r $1
+  date -d @$1
+}

assets/out

@@ -170,7 +170,7 @@ if [ -n "$prq_number" ]; then
     version: {
       id: \"$prq_number\",
       hash: \"$prq_hash\",
-      date: \"$(date -r "$prq_verify_date")\"
+      date: \"$(date_from_millis "$prq_verify_date")\"
     },
     metadata: $(pullrequest_metadata "$prq_number" "$uri" )
   }" >&3