fiux 0.5.2

The fastest multi-format file converter CLI tool
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use std::{fs::File, io::BufReader, path::PathBuf};

use resext::ResExt;

#[inline]
pub(crate) fn json_reader(
    path: &PathBuf,
) -> serde_json::Deserializer<serde_json::de::IoRead<BufReader<File>>> {
    let file = File::open(path).dyn_expect(
        || format!("Failed to open input file: {}", path.to_str().unwrap_or("[input.json]")),
        1,
        true,
    );

    let buffered = BufReader::with_capacity(256 * 1024, file);

    serde_json::Deserializer::from_reader(buffered)
}