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-rw-r--r--lib/scripts/events.js18
1 files changed, 14 insertions, 4 deletions
diff --git a/lib/scripts/events.js b/lib/scripts/events.js
index 95564be39..796d3cc4c 100644
--- a/lib/scripts/events.js
+++ b/lib/scripts/events.js
@@ -32,9 +32,19 @@ function addInitEvent(func) {
* @param mixed - any arguments to be passed to the function
* @returns functionref
*/
-function bind (fnc) {
- var args = Array.prototype.slice.call(arguments, 1);
- return function() {
- return fnc.apply(this, args);
+function bind(fnc/*, ... */) {
+ var Aps = Array.prototype.slice;
+ // Store passed arguments in this scope.
+ // Since arguments is no Array nor has an own slice method,
+ // we have to apply the slice method from the Array.prototype
+ var static_args = Aps.call(arguments, 1);
+
+ // Return a function evaluating the passed function with the
+ // given args and optional arguments passed on invocation.
+ return function (/* ... */) {
+ // Same here, but we use Array.prototype.slice solely for
+ // converting arguments to an Array.
+ return fnc.apply(this,
+ static_args.concat(Aps.call(arguments, 0)));
};
}