updated .envrc

Author: HariSekhon

.envrc

@@ -52,10 +52,23 @@ srcdir="$(cd "$(dirname "$src")" && pwd)"
 
 # Automatically install Pre-Commit Git hooks if not already present
 
+if ! type -P pre-commit &>/dev/null &&
+   uname -s | grep -q Darwin &&
+    type -P brew &>/dev/null; then
+    echo
+    echo "Pre-commit is not installed - installing now..."
+    echo
+    brew install pre-commit
+    echo
+fi
+
 if [ -f .pre-commit-config.yaml ] &&
-   [ -d .git ] &&
-   type -P pre-commit &>/dev/null; then
-    if ! [ -f .git/hooks/pre-commit ]; then
+   type -P pre-commit &>/dev/null &&
+   git rev-parse --is-inside-work-tree &>/dev/null; then
+    if ! [ -f "$(git rev-parse --show-toplevel)/.git/hooks/pre-commit" ]; then
+        echo
+        echo "Pre-commit hook is not installed in local Git repo checkout - installing now..."
+        echo
         pre-commit install
     fi
 fi