diff options
| -rw-r--r-- | js/reveal.js | 15 |
1 files changed, 10 insertions, 5 deletions
diff --git a/js/reveal.js b/js/reveal.js index 616a935..1ef10aa 100644 --- a/js/reveal.js +++ b/js/reveal.js @@ -1558,12 +1558,17 @@ */ function registerPlugin( id, plugin ) { - plugins[id] = plugin; + if( plugins[id] === undefined ) { + plugins[id] = plugin; - // If a plugin is registered after reveal.js is loaded, - // initialize it right away - if( loaded && typeof plugin.init === 'function' ) { - plugin.init(); + // If a plugin is registered after reveal.js is loaded, + // initialize it right away + if( loaded && typeof plugin.init === 'function' ) { + plugin.init(); + } + } + else { + console.warn( 'reveal.js: "'+ id +'" plugin has already been registered' ); } } |