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LibWeb: Implement CharacterData.{append,insert,delete}Data

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Luke Wilde 2022-07-11 16:23:50 +01:00 • committed by Andreas Kling
parent af5b4ae1c4
commit ee719870c8
3 changed files with 27 additions and 0 deletions
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21
Userland/Libraries/LibWeb/DOM/CharacterData.cpp
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@ -103,4 +103,25 @@ ExceptionOr<void> CharacterData::replace_data(size_t offset, size_t count, Strin
return {};
}
// https://dom.spec.whatwg.org/#dom-characterdata-appenddata
ExceptionOr<void> CharacterData::append_data(String const& data)
{
// The appendData(data) method steps are to replace data with node this, offset this’s length, count 0, and data data.
return replace_data(m_data.length(), 0, data);
}
// https://dom.spec.whatwg.org/#dom-characterdata-insertdata
ExceptionOr<void> CharacterData::insert_data(size_t offset, String const& data)
{
// The insertData(offset, data) method steps are to replace data with node this, offset offset, count 0, and data data.
return replace_data(offset, 0, data);
}
// https://dom.spec.whatwg.org/#dom-characterdata-deletedata
ExceptionOr<void> CharacterData::delete_data(size_t offset, size_t count)
{
// The deleteData(offset, count) method steps are to replace data with node this, offset offset, count count, and data the empty string.
return replace_data(offset, count, String::empty());
}
}

3
Userland/Libraries/LibWeb/DOM/CharacterData.h
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@ -28,6 +28,9 @@ public:
unsigned length() const { return m_data.length(); }
ExceptionOr<String> substring_data(size_t offset, size_t count) const;
ExceptionOr<void> append_data(String const&);
ExceptionOr<void> insert_data(size_t offset, String const&);
ExceptionOr<void> delete_data(size_t offset, size_t count);
ExceptionOr<void> replace_data(size_t offset, size_t count, String const&);
protected:

3
Userland/Libraries/LibWeb/DOM/CharacterData.idl
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@ -7,6 +7,9 @@ interface CharacterData : Node {
readonly attribute unsigned long length;
DOMString substringData(unsigned long offset, unsigned long count);
undefined appendData(DOMString data);
undefined insertData(unsigned long offset, DOMString data);
undefined deleteData(unsigned long offset, unsigned long count);
undefined replaceData(unsigned long offset, unsigned long count, DOMString data);
readonly attribute Element? nextElementSibling;