pub fn reverse_preprocess(data: &[u8], chain: &TransformChain) -> Vec<u8> ⓘExpand description
Reverse preprocessing transforms (applied in reverse order).
Examples found in repository?
examples/test_pipeline.rs (line 22)
4fn main() {
5 let data = std::fs::read("corpus/test-ndjson.ndjson").unwrap();
6 let format = detect_format(&data);
7 eprintln!("Format: {:?}", format);
8 eprintln!("Original: {} bytes", data.len());
9
10 let (preprocessed, chain) = preprocess(&data, format, Mode::Balanced);
11 eprintln!("Preprocessed: {} bytes", preprocessed.len());
12 eprintln!("Transforms: {}", chain.records.len());
13 for (i, rec) in chain.records.iter().enumerate() {
14 eprintln!(
15 " [{}] ID={} metadata={} bytes",
16 i,
17 rec.id,
18 rec.metadata.len()
19 );
20 }
21
22 let restored = reverse_preprocess(&preprocessed, &chain);
23 if restored == data {
24 eprintln!("Roundtrip: OK");
25 } else {
26 eprintln!("Roundtrip: FAILED ({} vs {})", restored.len(), data.len());
27 }
28}