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LibWeb: Only record overrides for editing commands that require it

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I forgot to implement the "If a command preserves overrides" part of the
spec.
This commit is contained in:
Jelle Raaijmakers 2025-01-24 09:35:48 +01:00 committed by Andreas Kling
parent 486bce8dad
commit 2b7ff194f8
1 changed files with 6 additions and 4 deletions
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10
Libraries/LibWeb/Editing/ExecCommand.cpp
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@ -75,18 +75,20 @@ WebIDL::ExceptionOr<bool> Document::exec_command(FlyString const& command, [[may
// https://w3c.github.io/editing/docs/execCommand/#preserves-overrides
// If a command preserves overrides, then before taking its action, the user agent must record current overrides.
auto overrides = Editing::record_current_overrides(*this);
// 5. Take the action for command, passing value to the instructions as an argument.
auto optional_command = Editing::find_command_definition(command);
VERIFY(optional_command.has_value());
auto const& command_definition = optional_command.release_value();
Vector<Editing::RecordedOverride> overrides;
if (command_definition.preserves_overrides)
overrides = Editing::record_current_overrides(*this);
// 5. Take the action for command, passing value to the instructions as an argument.
auto command_result = command_definition.action(*this, value);
// https://w3c.github.io/editing/docs/execCommand/#preserves-overrides
// After taking the action, if the active range is collapsed, it must restore states and values from the recorded
// list.
if (m_selection && m_selection->is_collapsed())
if (!overrides.is_empty() && m_selection && m_selection->is_collapsed())
Editing::restore_states_and_values(*this, overrides);
// 6. If the previous step returned false, return false.