Script that generates statistics for release notes

scripts/release_stats.sh

@@ -0,0 +1,60 @@
+#!/usr/bin/env bash
+#
+# Generates statistics for release notes
+#
+
+# get the source location for this script; handles symlinks
+function get_script_path {
+  local source="${BASH_SOURCE[0]}"
+  while [ -h "${source}" ] ; do
+    source="$(readlink "${source}")";
+  done
+  echo ${source}
+}
+
+# path, name, and dir for this script
+declare -r script_path=$(get_script_path)
+declare -r script_name=$(basename "${script_path}")
+declare -r script_dir="$(cd -P "$(dirname "${script_path}")" && pwd)"
+
+# print usage info
+function usage {
+  echo "Usage: ${script_name} v2.1.0..v2.2.0 path_to_assembla_export.csv"
+}
+
+declare -r tag1=$1
+declare -r tag2=$2
+declare -r tickets_csv=$3
+
+if [ -z "$tickets_csv" ]; then
+  usage
+  exit 1
+fi
+
+declare -r tag_range="$tag1..$tag2"
+declare authors=$($script_dir/authors.pl $tag_range)
+declare author_count=$(echo "$authors" | wc -l | grep -o '[1-9].*')
+declare diff_short=$(git diff --shortstat $tag_range | grep -o '[1-9].*')
+declare tickets=$(tail -n +2 $tickets_csv | grep Fixed | cut -d ',' -f 1,2 | sed 's/","/  /g' | tr -d '"' | sort -n)
+declare ticket_count=$(echo "$tickets" | wc -l | grep -o '[1-9].*')
+
+echo "$tag1 compared to Akka $tag2":
+
+echo "* $ticket_count tickets closed"
+
+echo "* $diff_short"
+
+echo "* X pages of docs vs Y in $tag1"
+
+echo "* … and a total of $author_count committers!"
+
+echo ""
+echo "Fixed Tickets:"
+echo "$tickets"
+
+echo ""
+echo "Credits:"
+echo "commits added removed"
+echo "$authors"
+
+