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Avoid triggering requests for unset <img> srcs #92

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Avoid triggering requests for unset <img> srcs #92

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11 changes: 8 additions & 3 deletions index.js
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Original file line number Diff line number Diff line change
Expand Up @@ -89,7 +89,10 @@ function fixOne(el) {
if (!ofi.img) {
ofi.img = new Image(el.width, el.height);
ofi.img.srcset = nativeGetAttribute.call(el, `data-ofi-srcset`) || el.srcset;
ofi.img.src = nativeGetAttribute.call(el, `data-ofi-src`) || el.src;
const src = nativeGetAttribute.call(el, `data-ofi-src`) || el.src;
if (src) {
ofi.img.src = src;
}

// preserve for any future cloneNode calls
// https://github.com/bfred-it/object-fit-images/issues/53
Expand All @@ -114,8 +117,10 @@ function fixOne(el) {
}

polyfillCurrentSrc(ofi.img);

el.style.backgroundImage = `url("${(ofi.img.currentSrc || ofi.img.src).replace(/"/g, '\\"')}")`;
const src = ofi.img.currentSrc || ofi.img.src;
if (src) {
el.style.backgroundImage = `url("${(ofi.img.currentSrc || ofi.img.src).replace(/"/g, '\\"')}")`;
}
el.style.backgroundPosition = style['object-position'] || 'center';
el.style.backgroundRepeat = 'no-repeat';
el.style.backgroundOrigin = 'content-box';
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