add change log script

Author: Sean Sain

scripts/changelog-links.sh

@@ -0,0 +1,31 @@
+#!/bin/bash
+
+# This script rewrites [GH-nnnn]-style references in the CHANGELOG.md file to
+# be Markdown links to the given github issues.
+#
+# This is run during releases so that the issue references in all of the
+# released items are presented as clickable links, but we can just use the
+# easy [GH-nnnn] shorthand for quickly adding items to the "Unrelease" section
+# while merging things between releases.
+
+set -e
+
+if [[ ! -f CHANGELOG.md ]]; then
+  echo "ERROR: CHANGELOG.md not found in pwd."
+  echo "Please run this from the root of the terraform provider repository"
+  exit 1
+fi
+
+if [[ `uname` == "Darwin" ]]; then
+  echo "Using BSD sed"
+  SED="sed -i.bak -E -e"
+else
+  echo "Using GNU sed"
+  SED="sed -i.bak -r -e"
+fi
+
+PROVIDER_URL="https:\/\/github.com\/terraform-providers\/terraform-provider-github\/issues"
+
+$SED "s/GH-([0-9]+)/\[#\1\]\($PROVIDER_URL\/\1\)/g" -e 's/\[\[#(.+)([0-9])\)]$/(\[#\1\2))/g' CHANGELOG.md
+
+rm CHANGELOG.md.bak