pipeline: fix scripts/changelog

Makefile.release

@@ -45,6 +45,7 @@ publish-github-linux: publish-github-linux-bin publish-github-deb publish-github
 publish-packagecloud: publish-packagecloud-deb publish-packagecloud-rpm
 
 github-release:
+	set -o pipefail; \
 	scripts/changelog | github-release release \
 	--security-token $$GH_LOGIN \
 	--user segmentio \

scripts/changelog

@@ -8,12 +8,12 @@ commit_url_base='https://github.com/segmentio/aws-okta/commit'
 
 # generates a changelog between the current commit and the previous tag
 changelog() {
-  local repo_url prev current excludes current_sha current_tag
+  local repo_url prev current current_sha current_tag
 
   # if HEAD is a tag already, prev will the be second (non-prerelease) line
   if git describe --exact-match --tags > /dev/null 2>&1; then
-    prev="$(git -c versionsort.suffix=- tag -l --sort=-v:refname | awk 'NR > 1 {print}' | grep -v '-' | awk 'NR == 1 {print}')"
     current_tag="$(git -c versionsort.suffix=- tag -l --sort=-v:refname | awk 'NR == 1 {print}')"
+    prev="$(git -c versionsort.suffix=- tag -l --sort=-v:refname | awk 'NR > 1 {print}' | grep -v '-' | awk 'NR == 1 {print}')"
   else
     prev="$(git -c versionsort.suffix=- tag -l --sort=-v:refname | grep -v '-' | awk 'NR == 1 {print}')"
   fi
@@ -40,7 +40,7 @@ changelog() {
   local meta=()
   local misc=()
   oldifs=$IFS
-  lines_s=$(git log --pretty=format:"* [\`%h\`](${commit_url_base}/%H) %s (%an)"   "${prev}..${current}" -- .  ${excludes})
+  lines_s=$(git log --pretty=format:"* [\`%h\`](${commit_url_base}/%H) %s (%an)"   "${prev}..${current}" -- .)
   local IFS=$'\n'
   lines=($lines_s)
   for line in "${lines[@]:-}"; do