Sketch of a release notes utility.

Dump all the commit messages since the last one whose title begins with
`Release`.

See #65.

libexec/dots/node/notes.zsh

@@ -0,0 +1,28 @@
+#!/usr/bin/env zsh
+
+set -e
+
+#zmodload zsh/pcre
+#setopt REMATCH_PCRE
+
+tmp=$(mktemp -d)
+trap "rm -rf $tmp" EXIT
+
+# https://gist.github.com/earthgecko/3089509
+separator=$(LC_CTYPE=C tr -dc A-Za-z0-9 < /dev/urandom | fold -w ${1:-32} | head -n 1)
+
+dir=$(pwd)
+( \
+    { cd "$tmp" && git -C "$dir" log --format=%B$separator | \
+    csplit -s -k -n 5 - "/$separator/" '{99999}'; } 2> /dev/null || true; \
+)
+
+echo "----------"
+for file in $( cd "$tmp" && echo xx*(on) ); do
+    if  head -n 2 "$tmp/$file" | grep 'Release' > /dev/null; then
+    #if head -n 1 "$tmp/$file" | grep 'Release'; then
+        break
+    else
+        cat "$tmp/$file"
+    fi
+done