check single element type to be html image element

This commit is contained in:
Mohamad Jahani 2015-09-25 20:52:03 +03:30
parent a4c2cd0b70
commit 57aff81777

View File

@ -8,13 +8,13 @@
} }
// selector provided // selector provided
if (typeof els === 'string') { else if (typeof els === 'string') {
els = document.querySelectorAll(els); els = document.querySelectorAll(els);
} }
// single element provided // single element provided (only image element)
if (typeof els.length === 'undefined') { else if (!els instanceof HTMLImageElement) {
els = [els]; throw TypeError("Can not apply Snaphash to " + els.constructor.name + " type. You must provide an image element/selector");
} }
// loop over elements // loop over elements