4 files changed, 37 insertions, 0 deletions
diff --git a/Biz/Ide/hooks/post-checkout b/Biz/Ide/hooks/post-checkout
new file mode 100755
index 0000000..95b35cd
--- /dev/null
+++ b/Biz/Ide/hooks/post-checkout
@@ -0,0 +1,14 @@
+#!/usr/bin/env bash
+set -e
+init_tags=$BIZ_ROOT/Biz/Ide/init_tags.sh
+old=$1
+new=$2
+# filter out only the changed haskell files
+changed=($(git diff --diff-filter=d --name-only $old $new -- '*.hs'))
+if [[ ! -r tags ]]
+then
+    $init_tags
+elif [[ ${#changed[@]} -gt 0 ]]
+then
+    $init_tags $changed
+fi
diff --git a/Biz/Ide/hooks/post-merge b/Biz/Ide/hooks/post-merge
new file mode 100755
index 0000000..624e797
--- /dev/null
+++ b/Biz/Ide/hooks/post-merge
@@ -0,0 +1,2 @@
+#!/usr/bin/env bash
+exec $BIZ_ROOT/Biz/Ide/post-checkout 'HEAD@{1}' HEAD
diff --git a/Biz/Ide/hooks/pre-commit b/Biz/Ide/hooks/pre-commit
new file mode 100755
index 0000000..507d7e6
--- /dev/null
+++ b/Biz/Ide/hooks/pre-commit
@@ -0,0 +1,19 @@
+#!/usr/bin/env bash
+#
+# - prevent frozen code from being checked in
+# - guard against lint errors
+##
+  set -e
+  changed=($(git diff-index --cached --name-only HEAD))
+  for ns in ${changed[@]}
+  do
+    version=$($BIZ_ROOT/Biz/Ide/version $ns)
+    if (( $version < 1 )); then
+      echo "fail:  version:  $ns:  $version"
+      exit 1
+    else
+      echo "info:  version:  $ns:  $version"
+    fi
+  done
+  $BIZ_ROOT/Biz/Ide/lint **/*
+##
diff --git a/Biz/Ide/hooks/pre-push b/Biz/Ide/hooks/pre-push
new file mode 100755
index 0000000..3d00aea
--- /dev/null
+++ b/Biz/Ide/hooks/pre-push
@@ -0,0 +1,2 @@
+#!/usr/bin/env bash
+lint **/* && bild --test **/*