scripts: Add a pre-commit hook to validate YAML project files

To enable:

    ln -s ../../scripts/pre-commit.sh .git/hooks/pre-commit

Signed-off-by: Geert Uytterhoeven <geert+renesas@glider.be>

1 files changed, 24 insertions, 0 deletions

diff --git a/scripts/pre-commit.sh b/scripts/pre-commit.sh
new file mode 100755
index 0000000..38894f4
--- /dev/null
+++ b/scripts/pre-commit.sh
@@ -0,0 +1,24 @@
+#!/bin/bash
+
+if git rev-parse --verify HEAD >/dev/null 2>&1
+then
+	base=HEAD
+else
+	# Initial commit: diff against an empty tree object
+	base=4b825dc642cb6eb9a060e54bf8d69288fbee4904
+fi
+
+error=0
+
+# Validate new/modified YAML project files
+for i in $(git diff --cached --name-only --diff-filter=AM $base -- "*yaml" | grep -vF .schema.yaml)
+do
+	echo -n "Validating $i: "
+	if ! scripts/validator "$i"
+	then
+		echo "ERROR: $i failed to validate"
+		error=1
+	fi
+done
+
+exit $error