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prevent same plugin from being registered twice

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This commit is contained in:
Hakim El Hattab 2019-03-12 13:17:08 +01:00
parent fbbae1dc55
commit 7b62a0f356
1 changed files with 10 additions and 5 deletions
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15
js/reveal.js
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@ -1558,12 +1558,17 @@
*/ */
function registerPlugin( id, plugin ) { function registerPlugin( id, plugin ) {
plugins[id] = plugin; if( plugins[id] === undefined ) {
plugins[id] = plugin;
// If a plugin is registered after reveal.js is loaded, // If a plugin is registered after reveal.js is loaded,
// initialize it right away // initialize it right away
if( loaded && typeof plugin.init === 'function' ) { if( loaded && typeof plugin.init === 'function' ) {
plugin.init(); plugin.init();
}
}
else {
console.warn( 'reveal.js: "'+ id +'" plugin has already been registered' );
} }
} }