diff options
| -rw-r--r-- | app/scripts/inpage.js | 9 |
1 files changed, 5 insertions, 4 deletions
diff --git a/app/scripts/inpage.js b/app/scripts/inpage.js index fb2a84d1a..ae5a375b0 100644 --- a/app/scripts/inpage.js +++ b/app/scripts/inpage.js @@ -29,12 +29,13 @@ console.warn('ATTENTION: In an effort to improve user privacy, MetaMask ' + * @param {Function} handler - event handler * @param {boolean} remove - removes this handler after being triggered */ -function onMessage (messageType, handler, remove) { - window.addEventListener('message', function ({ data }) { +function onMessage (messageType, callback, remove) { + const handler = function ({ data }) { if (!data || data.type !== messageType) { return } remove && window.removeEventListener('message', handler) - handler.apply(window, arguments) - }) + callback.apply(window, arguments) + } + window.addEventListener('message', handler) } // |