[build] add pre-push hook for checking code formatting

2 files changed, 48 insertions, 0 deletions

diff --git a/scripts/hooks/common.sh b/scripts/hooks/common.sh
new file mode 100644
index 0000000000..4d333689f8
--- /dev/null
+++ b/scripts/hooks/common.sh
@@ -0,0 +1,23 @@
+if [ "$1" = '--install' ]; then
+    mkdir -p ".git/hooks"
+    if [ -e ".git/hooks/$HOOK" ] || [ -L ".git/hooks/$HOOK" ]; then
+        if [ "$(readlink .git/hooks/$HOOK)" != "scripts/hooks/$HOOK" ]; then
+            echo "Can't install $HOOK because it has custom content"
+        else
+            echo "$HOOK hook is already installed"
+        fi
+        exit 1
+    fi
+    echo "Installing $HOOK hook"
+    ln -s ../../scripts/hooks/$HOOK .git/hooks/$HOOK
+    exit 0
+elif [ "$1" = '--uninstall' ]; then
+    if [ "$(readlink .git/hooks/$HOOK)" = "scripts/hooks/$HOOK" ]; then
+        echo "Removing $HOOK hook"
+        rm .git/hooks/$HOOK
+        exit 0
+    else
+        echo "$HOOK hook is not installed"
+        exit 1
+    fi
+fi
diff --git a/scripts/hooks/pre-push b/scripts/hooks/pre-push
new file mode 100755
index 0000000000..84bdafd70e
--- /dev/null
+++ b/scripts/hooks/pre-push
@@ -0,0 +1,25 @@
+#!/usr/bin/env bash
+
+cd "$(git rev-parse --show-toplevel 2>/dev/null)"
+HOOK=$(basename "${BASH_SOURCE[0]}")
+source "scripts/hooks/common.sh"
+
+echo -n "Checking code formatting..."
+RESULT=$(scripts/nitpick/format.js)
+if [ ! -z "$RESULT" ]; then
+    echo -e " \033[1;31mChanged\033[0m"
+    echo -e -n "\033[1mDo you want to see the diff [y/N]?\033[0m "
+    read < /dev/tty
+    if [[ $REPLY =~ ^[Yy]$ ]]; then
+        echo "$RESULT"
+        echo ""
+    fi
+
+    echo -e -n "\033[1mContinue to push? [Y/n]?\033[0m "
+    read < /dev/tty
+    if [[ $REPLY =~ ^[Nn]$ ]]; then
+        exit 1
+    fi
+else
+    echo -e " \033[32mOK\033[0m"
+fi