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AK: Rename downcast<T> => verify_cast<T>

Browse source 
This makes it much clearer what this cast actually does: it will
VERIFY that the thing we're casting is a T (using is<T>()).
This commit is contained in:
Andreas Kling 2021-06-24 19:53:42 +02:00
parent 6215a9c2cb
commit ee3a73ddbb
61 changed files with 262 additions and 262 deletions
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12
Userland/Libraries/LibWeb/Page/BrowsingContext.cpp
View file

@ -165,7 +165,7 @@ void BrowsingContext::scroll_to_anchor(const String& fragment)
auto candidates = document()->get_elements_by_name(fragment);
for (auto& candidate : candidates->collect_matching_elements()) {
if (is<HTML::HTMLAnchorElement>(*candidate)) {
element = downcast<HTML::HTMLAnchorElement>(*candidate);
element = verify_cast<HTML::HTMLAnchorElement>(*candidate);
break;
}
}
@ -181,7 +181,7 @@ void BrowsingContext::scroll_to_anchor(const String& fragment)
Gfx::FloatRect float_rect { layout_node.box_type_agnostic_position(), { (float)viewport_rect().width(), (float)viewport_rect().height() } };
if (is<Layout::Box>(layout_node)) {
auto& layout_box = downcast<Layout::Box>(layout_node);
auto& layout_box = verify_cast<Layout::Box>(layout_node);
auto padding_box = layout_box.box_model().padding_box();
float_rect.translate_by(-padding_box.left, -padding_box.top);
}
@ -244,13 +244,13 @@ String BrowsingContext::selected_text() const
if (selection.start().layout_node == selection.end().layout_node) {
if (!is<Layout::TextNode>(*selection.start().layout_node))
return "";
return downcast<Layout::TextNode>(*selection.start().layout_node).text_for_rendering().substring(selection.start().index_in_node, selection.end().index_in_node - selection.start().index_in_node);
return verify_cast<Layout::TextNode>(*selection.start().layout_node).text_for_rendering().substring(selection.start().index_in_node, selection.end().index_in_node - selection.start().index_in_node);
}
// Start node
auto layout_node = selection.start().layout_node;
if (is<Layout::TextNode>(*layout_node)) {
auto& text = downcast<Layout::TextNode>(*layout_node).text_for_rendering();
auto& text = verify_cast<Layout::TextNode>(*layout_node).text_for_rendering();
builder.append(text.substring(selection.start().index_in_node, text.length() - selection.start().index_in_node));
}
@ -258,7 +258,7 @@ String BrowsingContext::selected_text() const
layout_node = layout_node->next_in_pre_order();
while (layout_node && layout_node != selection.end().layout_node) {
if (is<Layout::TextNode>(*layout_node))
builder.append(downcast<Layout::TextNode>(*layout_node).text_for_rendering());
builder.append(verify_cast<Layout::TextNode>(*layout_node).text_for_rendering());
else if (is<Layout::BreakNode>(*layout_node) || is<Layout::BlockBox>(*layout_node))
builder.append('\n');
@ -268,7 +268,7 @@ String BrowsingContext::selected_text() const
// End node
VERIFY(layout_node == selection.end().layout_node);
if (is<Layout::TextNode>(*layout_node)) {
auto& text = downcast<Layout::TextNode>(*layout_node).text_for_rendering();
auto& text = verify_cast<Layout::TextNode>(*layout_node).text_for_rendering();
builder.append(text.substring(0, selection.end().index_in_node));
}

6
Userland/Libraries/LibWeb/Page/EditEventHandler.cpp
View file

@ -39,8 +39,8 @@ void EditEventHandler::handle_delete_character_after(const DOM::Position& cursor
// This method is quite convoluted but this is necessary to make editing feel intuitive.
void EditEventHandler::handle_delete(DOM::Range& range)
{
auto* start = downcast<DOM::Text>(range.start_container());
auto* end = downcast<DOM::Text>(range.end_container());
auto* start = verify_cast<DOM::Text>(range.start_container());
auto* end = verify_cast<DOM::Text>(range.end_container());
if (start == end) {
StringBuilder builder;
@ -100,7 +100,7 @@ void EditEventHandler::handle_delete(DOM::Range& range)
void EditEventHandler::handle_insert(DOM::Position position, u32 code_point)
{
if (is<DOM::Text>(*position.node())) {
auto& node = downcast<DOM::Text>(*position.node());
auto& node = verify_cast<DOM::Text>(*position.node());
StringBuilder builder;
builder.append(node.data().substring_view(0, position.offset()));

8
Userland/Libraries/LibWeb/Page/EventHandler.cpp
View file

@ -158,7 +158,7 @@ bool EventHandler::handle_mouseup(const Gfx::IntPoint& position, unsigned button
if (result.layout_node && result.layout_node->dom_node()) {
RefPtr<DOM::Node> node = result.layout_node->dom_node();
if (is<HTML::HTMLIFrameElement>(*node)) {
if (auto* subframe = downcast<HTML::HTMLIFrameElement>(*node).nested_browsing_context())
if (auto* subframe = verify_cast<HTML::HTMLIFrameElement>(*node).nested_browsing_context())
return subframe->event_handler().handle_mouseup(position.translated(compute_mouse_event_offset({}, *result.layout_node)), button, modifiers);
return false;
}
@ -202,7 +202,7 @@ bool EventHandler::handle_mousedown(const Gfx::IntPoint& position, unsigned butt
return false;
if (is<HTML::HTMLIFrameElement>(*node)) {
if (auto* subframe = downcast<HTML::HTMLIFrameElement>(*node).nested_browsing_context())
if (auto* subframe = verify_cast<HTML::HTMLIFrameElement>(*node).nested_browsing_context())
return subframe->event_handler().handle_mousedown(position.translated(compute_mouse_event_offset({}, *result.layout_node)), button, modifiers);
return false;
}
@ -219,7 +219,7 @@ bool EventHandler::handle_mousedown(const Gfx::IntPoint& position, unsigned butt
return true;
if (button == GUI::MouseButton::Right && is<HTML::HTMLImageElement>(*node)) {
auto& image_element = downcast<HTML::HTMLImageElement>(*node);
auto& image_element = verify_cast<HTML::HTMLImageElement>(*node);
auto image_url = image_element.document().complete_url(image_element.src());
if (auto* page = m_frame.page())
page->client().page_did_request_image_context_menu(m_frame.to_top_level_position(position), image_url, "", modifiers, image_element.bitmap());
@ -299,7 +299,7 @@ bool EventHandler::handle_mousemove(const Gfx::IntPoint& position, unsigned butt
RefPtr<DOM::Node> node = result.layout_node->dom_node();
if (node && is<HTML::HTMLIFrameElement>(*node)) {
if (auto* subframe = downcast<HTML::HTMLIFrameElement>(*node).nested_browsing_context())
if (auto* subframe = verify_cast<HTML::HTMLIFrameElement>(*node).nested_browsing_context())
return subframe->event_handler().handle_mousemove(position.translated(compute_mouse_event_offset({}, *result.layout_node)), buttons, modifiers);
return false;
}