chore: add pre-commit/pre-push hooks to prevent GitLab submodules on master

3 files changed, 41 insertions, 0 deletions

diff --git a/scripts/git-hooks/pre-commit b/scripts/git-hooks/pre-commit
new file mode 100755
index 0000000..f930ca7
--- /dev/null
+++ b/scripts/git-hooks/pre-commit
@@ -0,0 +1,18 @@
+#!/bin/bash
+
+currentBranch=$(git branch | sed -n -e 's/^\* \(.*\)/\1/p')
+
+if [ "$currentBranch" == "master" ]; then
+  gitlabOccurances=$(grep -c -m1 gitlab .gitmodules)
+
+  if [ $gitlabOccurances -eq 1 ]; then
+    echo "COMMIT INVALID: You can't commit anything to the master branch that pulls
+from GitLab because outsiders won't be able to build it.
+
+If you need to use a submodule from GitLab, do so from a branch."
+    exit 1
+  fi
+fi
+
+exit 0 # Everything is good
+
diff --git a/scripts/git-hooks/pre-push b/scripts/git-hooks/pre-push
new file mode 100755
index 0000000..85b5095
--- /dev/null
+++ b/scripts/git-hooks/pre-push
@@ -0,0 +1,18 @@
+#!/bin/bash
+
+currentBranch=$(git branch | sed -n -e 's/^\* \(.*\)/\1/p')
+
+if [ "$currentBranch" == "master" ]; then
+  gitlabOccurances=$(grep -c -m1 gitlab .gitmodules)
+
+  if [ $gitlabOccurances -eq 1 ]; then
+    echo "PUSH ERROR: You can't push anything to the master branch that pulls
+from GitLab because outsiders won't be able to build it.
+
+If you need to use a submodule from GitLab, do so from a branch."
+    exit 1
+  fi
+fi
+
+exit 0 # Everything is good
+
diff --git a/setup.sh b/setup.sh
index 6f090cf..ec460f5 100755
--- a/setup.sh
+++ b/setup.sh
@@ -3,6 +3,11 @@
 set -e
 
 echo ""
+echo "Setting up git hooks..."
+ln -s ../../scripts/git-hooks/pre-commit .git/hooks/pre-commit
+ln -s ../../scripts/git-hooks/pre-push .git/hooks/pre-push
+
+echo ""
 echo "Updating git submodules..."
 git submodule update --init