hwpers 0.5.0

A Rust library for parsing Korean Hangul Word Processor (HWP) files with full layout rendering support
Documentation 
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use crate::error::Result;
use flate2::read::ZlibDecoder;
use std::io::Read;

pub fn decompress_stream(data: &[u8]) -> Result<Vec<u8>> {
    if data.is_empty() {
        return Ok(Vec::new());
    }

    // HWP files use raw deflate without zlib header
    // Try raw deflate first
    use flate2::read::DeflateDecoder;
    let mut decoder = DeflateDecoder::new(data);
    let mut decompressed = Vec::new();

    match decoder.read_to_end(&mut decompressed) {
        Ok(_) => Ok(decompressed),
        Err(_) => {
            // If raw deflate fails, try zlib
            let mut decoder = ZlibDecoder::new(data);
            let mut decompressed = Vec::new();

            match decoder.read_to_end(&mut decompressed) {
                Ok(_) => Ok(decompressed),
                Err(_) => {
                    // If both fail, return data as-is (might not be compressed)
                    Ok(data.to_vec())
                }
            }
        }
    }
}