From 093d69f0f0992c61541ac233fc3bef5194abf0a9 Mon Sep 17 00:00:00 2001
From: Georgios Kalpakas <kalpakas.g@gmail.com>
Date: Mon, 6 Mar 2017 22:31:43 +0200
Subject: [PATCH] ci(aio): only deploy a preview if the PR touched relevant
 files

---
 scripts/ci/deploy.sh | 8 +++++++-
 1 file changed, 7 insertions(+), 1 deletion(-)

diff --git a/scripts/ci/deploy.sh b/scripts/ci/deploy.sh
index 31f6c77e9d..6ec84be967 100755
--- a/scripts/ci/deploy.sh
+++ b/scripts/ci/deploy.sh
@@ -53,7 +53,13 @@ case ${CI_MODE} in
       if [[ $TRAVIS_PULL_REQUEST != "false" ]]; then
         # This is a PR: deploy a snapshot for previewing
         travisFoldStart "deploy.aio.pr-preview"
-          yarn run deploy-preview
+          # Only deploy if this PR has touched relevant files.
+          AIO_CHANGED_FILES_COUNT=$(git diff --name-only $TRAVIS_COMMIT_RANGE | grep ^aio/ | wc -l)
+          if [[ AIO_CHANGED_FILES_COUNT -eq 0 ]]; then
+            echo "Skipping deploy because this PR did not touch any files inside 'aio/'."
+          else
+            yarn run deploy-preview
+          fi
         travisFoldEnd "deploy.aio.pr-preview"
       else
         # This is upstream master: Deploy to staging