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fix hooks #7

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fix hooks #7

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14 changes: 10 additions & 4 deletions index.js
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Original file line number Diff line number Diff line change
Expand Up @@ -187,7 +187,13 @@ Bridge.prototype.connect = function() {
*/

Bridge.prototype.before = function(action, hook) {
this.hooks[action].push(hook);
if (typeof hook !== 'function') {
throw new Error('hook function required');
}
if (!this.hooks[action]){
this.hooks[action]=[]
}
this.hooks[action].push(hook);
}

Bridge.prototype.trigger = function(action, ctx, cb) {
Expand All @@ -199,13 +205,13 @@ Bridge.prototype.trigger = function(action, ctx, cb) {
return process.nextTick(cb);
}

hooks[0].hook(ctx, next);
hooks[0](ctx, next);

function next(err) {
if(err || cur === numHooks) {
if(err || !hooks[cur + 1]) {
return cb(err);
}

hooks[++cur].hook(ctx, next);
hooks[++cur](ctx, next);
}
}