branches shell script

get_branches.sh

@@ -0,0 +1,17 @@
+#!/bin/bash
+set -e
+
+git reflog -n100 --pretty='%cr|%gs' --grep-reflog='checkout: moving' HEAD | {
+  seen=":"
+  git_dir="$(git rev-parse --git-dir)"
+  while read line; do
+    date="${line%%|*}"
+    branch="${line##* }"
+    if ! [[ $seen == *:"${branch}":* ]]; then
+      seen="${seen}${branch}:"
+      if [ -f "${git_dir}/refs/heads/${branch}" ]; then
+        printf "%s\t%s\n" "$date" "$branch"
+      fi
+    fi
+  done
+} | sed 's/ days /d /g' | sed 's/ weeks /w /g' | sed 's/ago//g' | tr -d ' '