umya-spreadsheet 3.0.0

umya-spreadsheet is a library written in pure Rust to read and write xlsx file.
Documentation 
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use std::{
    io,
    sync::RwLock,
};

use quick_xml::{
    Writer,
    events::{
        BytesDecl,
        Event,
    },
};

use super::{
    XlsxError,
    driver::write_new_line,
};
use crate::{
    helper::const_str::PKG_SHARED_STRINGS,
    structs::{
        SharedStringTable,
        WriterManager,
    },
};

pub(crate) fn write<W: io::Seek + io::Write>(
    shared_string_table: &RwLock<SharedStringTable>,
    writer_mng: &mut WriterManager<W>,
) -> Result<(), XlsxError> {
    if shared_string_table
        .read()
        .unwrap()
        .shared_string_item()
        .is_empty()
    {
        return Ok(());
    }

    let mut writer = Writer::new(io::Cursor::new(Vec::new()));
    // XML header
    writer
        .write_event(Event::Decl(BytesDecl::new(
            "1.0",
            Some("UTF-8"),
            Some("yes"),
        )))
        .unwrap();
    write_new_line(&mut writer);

    shared_string_table.write().unwrap().write_to(&mut writer);

    writer_mng.add_writer(PKG_SHARED_STRINGS, writer)
}