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	This commit un-deprecates DeprecatedString, and repurposes it as a byte
string.
As the null state has already been removed, there are no other
particularly hairy blockers in repurposing this type as a byte string
(what it _really_ is).
This commit is auto-generated:
  $ xs=$(ack -l \bDeprecatedString\b\|deprecated_string AK Userland \
    Meta Ports Ladybird Tests Kernel)
  $ perl -pie 's/\bDeprecatedString\b/ByteString/g;
    s/deprecated_string/byte_string/g' $xs
  $ clang-format --style=file -i \
    $(git diff --name-only | grep \.cpp\|\.h)
  $ gn format $(git ls-files '*.gn' '*.gni')
		
	
			
		
			
				
	
	
		
			45 lines
		
	
	
	
		
			1.7 KiB
		
	
	
	
		
			C++
		
	
	
	
	
	
			
		
		
	
	
			45 lines
		
	
	
	
		
			1.7 KiB
		
	
	
	
		
			C++
		
	
	
	
	
	
/*
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 * Copyright (c) 2022, Luke Wilde <lukew@serenityos.org>
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 * Copyright (c) 2023, Shannon Booth <shannon@serenityos.org>
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 *
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 * SPDX-License-Identifier: BSD-2-Clause
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 */
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#include <AK/ByteString.h>
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#include <AK/Vector.h>
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#include <LibWeb/DOM/Document.h>
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#include <LibWeb/DOM/DocumentFragment.h>
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#include <LibWeb/DOM/NodeOperations.h>
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#include <LibWeb/DOM/Text.h>
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namespace Web::DOM {
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// https://dom.spec.whatwg.org/#converting-nodes-into-a-node
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WebIDL::ExceptionOr<JS::NonnullGCPtr<Node>> convert_nodes_to_single_node(Vector<Variant<JS::Handle<Node>, String>> const& nodes, DOM::Document& document)
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{
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    // 1. Let node be null.
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    // 2. Replace each string in nodes with a new Text node whose data is the string and node document is document.
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    // 3. If nodes contains one node, then set node to nodes[0].
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    // 4. Otherwise, set node to a new DocumentFragment node whose node document is document, and then append each node in nodes, if any, to it.
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    // 5. Return node.
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    auto potentially_convert_string_to_text_node = [&document](Variant<JS::Handle<Node>, String> const& node) -> JS::NonnullGCPtr<Node> {
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        if (node.has<JS::Handle<Node>>())
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            return *node.get<JS::Handle<Node>>();
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        return document.heap().allocate<DOM::Text>(document.realm(), document, node.get<String>());
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    };
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    if (nodes.size() == 1)
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        return potentially_convert_string_to_text_node(nodes.first());
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    auto document_fragment = document.heap().allocate<DOM::DocumentFragment>(document.realm(), document);
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    for (auto const& unconverted_node : nodes) {
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        auto node = potentially_convert_string_to_text_node(unconverted_node);
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        (void)TRY(document_fragment->append_child(node));
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    }
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    return document_fragment;
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}
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}
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