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LibCompress: Reduce indentation in CompressedBlock::try_read_more()

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...by removing `else` after `return`.

No behavior change.
This commit is contained in:
Nico Weber 2023-04-01 07:43:46 -04:00 • committed by Andreas Kling
parent bc6e61adec
commit bc70d7bb77
1 changed files with 25 additions and 24 deletions
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49
Userland/Libraries/LibCompress/Deflate.cpp
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@ -185,33 +185,34 @@ ErrorOr<bool> DeflateDecompressor::CompressedBlock::try_read_more()
u8 byte_symbol = symbol;
m_decompressor.m_output_buffer.write({ &byte_symbol, sizeof(byte_symbol) });
return true;
} else if (symbol == 256) {
}
if (symbol == 256) {
m_eof = true;
return false;
} else {
if (!m_distance_codes.has_value())
return Error::from_string_literal("Distance codes have not been initialized");
auto const length = TRY(m_decompressor.decode_length(symbol));
auto const distance_symbol = TRY(m_distance_codes.value().read_symbol(*m_decompressor.m_input_stream));
if (distance_symbol >= 30)
return Error::from_string_literal("Invalid deflate distance symbol");
auto const distance = TRY(m_decompressor.decode_distance(distance_symbol));
if (distance < length) {
for (size_t idx = 0; idx < length; ++idx) {
u8 byte = 0;
TRY(m_decompressor.m_output_buffer.read_with_seekback({ &byte, sizeof(byte) }, distance));
m_decompressor.m_output_buffer.write({ &byte, sizeof(byte) });
}
} else {
TRY(m_decompressor.m_output_buffer.copy_from_seekback(distance, length));
}
return true;
}
if (!m_distance_codes.has_value())
return Error::from_string_literal("Distance codes have not been initialized");
auto const length = TRY(m_decompressor.decode_length(symbol));
auto const distance_symbol = TRY(m_distance_codes.value().read_symbol(*m_decompressor.m_input_stream));
if (distance_symbol >= 30)
return Error::from_string_literal("Invalid deflate distance symbol");
auto const distance = TRY(m_decompressor.decode_distance(distance_symbol));
if (distance < length) {
for (size_t idx = 0; idx < length; ++idx) {
u8 byte = 0;
TRY(m_decompressor.m_output_buffer.read_with_seekback({ &byte, sizeof(byte) }, distance));
m_decompressor.m_output_buffer.write({ &byte, sizeof(byte) });
}
} else {
TRY(m_decompressor.m_output_buffer.copy_from_seekback(distance, length));
}
return true;
}
DeflateDecompressor::UncompressedBlock::UncompressedBlock(DeflateDecompressor& decompressor, size_t length)