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LibJS: Make Utf16String & related APIs infallible

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Work towards #20449.
This commit is contained in:
Andreas Kling 2023-08-08 18:54:20 +02:00
parent 9708b86d65
commit 7849950383
15 changed files with 82 additions and 88 deletions
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2
Userland/Libraries/LibJS/Runtime/Intl/DateTimeFormat.cpp
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@ -633,7 +633,7 @@ ThrowCompletionOr<Vector<PatternPartition>> format_date_time_pattern(VM& vm, Dat
// 2. If the "length" property of fv is greater than 2, let fv be the substring of fv containing the last two characters.
// NOTE: The first length check here isn't enough, but lets us avoid UTF-16 transcoding when the formatted value is ASCII.
if (formatted_value.bytes_as_string_view().length() > 2) {
auto utf16_formatted_value = TRY(Utf16String::create(vm, formatted_value));
auto utf16_formatted_value = Utf16String::create(formatted_value);
if (utf16_formatted_value.length_in_code_units() > 2)
formatted_value = TRY_OR_THROW_OOM(vm, utf16_formatted_value.substring_view(utf16_formatted_value.length_in_code_units() - 2).to_utf8());
}

4
Userland/Libraries/LibJS/Runtime/Intl/Segmenter.cpp
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@ -68,13 +68,13 @@ ThrowCompletionOr<NonnullGCPtr<Object>> create_segment_data_object(VM& vm, Segme
auto segment = string.substring_view(start_index, end_index - start_index);
// 7. Perform ! CreateDataPropertyOrThrow(result, "segment", segment).
MUST(result->create_data_property_or_throw(vm.names.segment, PrimitiveString::create(vm, TRY(Utf16String::create(vm, segment)))));
MUST(result->create_data_property_or_throw(vm.names.segment, PrimitiveString::create(vm, Utf16String::create(segment))));
// 8. Perform ! CreateDataPropertyOrThrow(result, "index", 𝔽(startIndex)).
MUST(result->create_data_property_or_throw(vm.names.index, Value(start_index)));
// 9. Perform ! CreateDataPropertyOrThrow(result, "input", string).
MUST(result->create_data_property_or_throw(vm.names.input, PrimitiveString::create(vm, TRY(Utf16String::create(vm, string)))));
MUST(result->create_data_property_or_throw(vm.names.input, PrimitiveString::create(vm, Utf16String::create(string))));
// 10. Let granularity be segmenter.[[SegmenterGranularity]].
auto granularity = segmenter.segmenter_granularity();