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@@ -2201,9 +2201,17 @@ void Element::scroll(double x, double y)
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}
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// https://drafts.csswg.org/cssom-view/#dom-element-scroll
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-void Element::scroll(HTML::ScrollToOptions const&)
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+void Element::scroll(HTML::ScrollToOptions options)
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{
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- dbgln("FIXME: Implement Element::scroll(ScrollToOptions)");
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+ // 1. If invoked with one argument, follow these substeps:
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+ // 1. Let options be the argument.
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+ // 2. Normalize non-finite values for left and top dictionary members of options, if present.
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+ // 3. Let x be the value of the left dictionary member of options, if present, or the element’s current scroll position on the x axis otherwise.
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+ // 4. Let y be the value of the top dictionary member of options, if present, or the element’s current scroll position on the y axis otherwise.
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+ // NOTE: remaining steps performed by Element::scroll(double x, double y)
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+ auto x = options.left.has_value() ? HTML::normalize_non_finite_values(options.left.value()) : scroll_left();
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+ auto y = options.top.has_value() ? HTML::normalize_non_finite_values(options.top.value()) : scroll_top();
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+ scroll(x, y);
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}
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// https://drafts.csswg.org/cssom-view/#dom-element-scrollby
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Shannon Booth