Check reportMedia in the precommit hook, see #964

js/scripts/hook-pre-commit.js

@@ -46,6 +46,23 @@ catch( e ) {
   console.log( 'chipper/js/grunt/lint not found' );
 }
 
+// Make sure license.json for images/audio is up-to-date
+try {
+  const reportMedia = require( '../../../chipper/js/grunt/reportMedia' );
+
+  ( async () => {
+    const success = await reportMedia( repo );
+
+    // At the moment reportMedia uses grunt.fail, but we defensively use the return value here in case that changes.
+    if ( !success ) {
+      process.exit( 1 );
+    }
+  } )();
+}
+catch( e ) {
+  console.log( 'chipper/js/grunt/reportMedia not found' );
+}
+
 // Run qunit tests if puppeteerQUnit exists in the checked-out SHAs and a test HTML exists.
 try {
   const puppeteerQUnit = require( '../../../aqua/js/local/puppeteerQUnit' );