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AK+Everywhere: Make UTF-16 to UTF-8 converter fallible

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This could fail to allocate the underlying storage needed to store the
UTF-8 data. Propagate this error.
This commit is contained in:
Timothy Flynn 2023-01-07 13:59:10 -05:00 • committed by Linus Groh
parent 1edb96376b
commit d793262beb
10 changed files with 25 additions and 22 deletions
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6
Userland/Libraries/LibJS/Runtime/AbstractOperations.cpp
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@ -1265,7 +1265,7 @@ ThrowCompletionOr<DeprecatedString> get_substitution(VM& vm, Utf16View const& ma
} else if (is_ascii_digit(next)) {
bool is_two_digits = (i + 2 < replace_view.length_in_code_units()) && is_ascii_digit(replace_view.code_unit_at(i + 2));
auto capture_position_string = replace_view.substring_view(i + 1, is_two_digits ? 2 : 1).to_utf8();
auto capture_position_string = TRY_OR_THROW_OOM(vm, replace_view.substring_view(i + 1, is_two_digits ? 2 : 1).to_utf8());
auto capture_position = capture_position_string.to_uint();
if (capture_position.has_value() && (*capture_position > 0) && (*capture_position <= captures.size())) {
@ -1295,7 +1295,7 @@ ThrowCompletionOr<DeprecatedString> get_substitution(VM& vm, Utf16View const& ma
result.append(curr);
} else {
auto group_name_view = replace_view.substring_view(start_position, *end_position - start_position);
auto group_name = group_name_view.to_utf8(Utf16View::AllowInvalidCodeUnits::Yes);
auto group_name = TRY_OR_THROW_OOM(vm, group_name_view.to_utf8(Utf16View::AllowInvalidCodeUnits::Yes));
auto capture = TRY(named_captures.as_object().get(group_name));
@ -1311,7 +1311,7 @@ ThrowCompletionOr<DeprecatedString> get_substitution(VM& vm, Utf16View const& ma
}
}
return Utf16String(move(result)).to_utf8();
return TRY_OR_THROW_OOM(vm, Utf16View { result }.to_utf8());
}
}