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return document count from builder

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marin postma 2021-10-28 10:33:04 +02:00
parent d7943fe225
commit 183d3dada7
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1 changed files with 2 additions and 2 deletions
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4
milli/src/documents/builder.rs
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@ -62,7 +62,7 @@ impl<W: io::Write + io::Seek> DocumentBatchBuilder<W> {
/// This method must be called after the document addition is terminated. It will put the
/// metadata at the end of the file, and write the metadata offset at the beginning on the
/// file.
pub fn finish(self) -> Result<(), Error> {
pub fn finish(self) -> Result<usize, Error> {
let Self { inner: ByteCounter { mut writer, count: offset }, index, count, .. } = self;
let meta = DocumentsMetadata { count, index };
@ -74,7 +74,7 @@ impl<W: io::Write + io::Seek> DocumentBatchBuilder<W> {
writer.flush()?;
Ok(())
Ok(count)
}
/// Extends the builder with json documents from a reader.