Ticket #50393: 50393.diff

Gruntfile.js

@@ -1283 +1283 @@
         ] );
 
         grunt.registerTask( 'precommit:php', [
+                'phpcompat',
                 'phpunit'
         ] );
 
@@ -1669 +1670 @@
                 } );
         } );
 
+        grunt.registerTask( 'phpcompat', 'Runs PHPCompatibilitiy tests.', function() {
+                var args = changedFiles.php;
+
+                args.unshift( 'compat' );
+
+                grunt.util.spawn({
+                        cmd: 'composer',
+                        args: args,
+                        opts: { stdio: 'inherit' }
+                }, this.async());
+        });
+
         grunt.registerTask( 'wp-packages:update', 'Update WordPress packages', function() {
                 const distTag = grunt.option('dist-tag') || 'latest';
                 grunt.log.writeln( `Updating WordPress packages (--dist-tag=${distTag})` );