chore: Add pre-commit hook via ghooks so it can be shared

package.json

@@ -25,6 +25,7 @@
     "chai": "^3.5.0",
     "eslint": "^3.12.1",
     "eslint-plugin-babel": "^4.0.0",
+    "ghooks": "^1.3.2",
     "karma": "^1.3.0",
     "karma-chai": "^0.1.0",
     "karma-mocha": "^1.3.0",
@@ -40,5 +41,10 @@
       "debug/index.js": "browser.js",
       "debug/debug.js": "debug.js"
     }
+  },
+  "config": {
+    "ghooks": {
+      "pre-commit": "scripts/precommit.sh"
+    }
   }
 }

scripts/precommit.sh

@@ -0,0 +1,29 @@
+#!/bin/sh
+#
+# An example hook script to verify what is about to be committed.
+# Called by "git commit" with no arguments.  The hook should
+# exit with non-zero status after issuing an appropriate message if
+# it wants to stop the commit.
+#
+# To enable this hook, rename this file to "pre-commit".
+
+# Stash anything not being committed
+git stash -q --keep-index
+
+echo
+echo "Generating dist"
+echo
+# Make the dist files
+make dist
+echo
+echo
+echo "Distribution generation complete"
+echo
+echo "Adding updated files to commit"
+echo
+# add them
+git add dist/
+git add -u dist/
+
+# Restore uncommitted changes
+git stash pop -q