rustdoc-json: buffer output

This commit is contained in:
Nixon Enraght-Moony 2022-02-13 01:25:54 +00:00
parent 3cfa4def7c
commit ae158224ac

View file

@ -8,6 +8,7 @@ mod conversions;
use std::cell::RefCell;
use std::fs::{create_dir_all, File};
use std::io::{BufWriter, Write};
use std::path::PathBuf;
use std::rc::Rc;
@ -213,7 +214,7 @@ impl<'tcx> FormatRenderer<'tcx> for JsonRenderer<'tcx> {
let mut index = (*self.index).clone().into_inner();
index.extend(self.get_trait_items());
// This needs to be the default HashMap for compatibility with the public interface for
// rustdoc-json
// rustdoc-json-types
#[allow(rustc::default_hash_types)]
let output = types::Crate {
root: types::Id(String::from("0:0")),
@ -263,8 +264,10 @@ impl<'tcx> FormatRenderer<'tcx> for JsonRenderer<'tcx> {
let mut p = out_dir;
p.push(output.index.get(&output.root).unwrap().name.clone().unwrap());
p.set_extension("json");
let file = try_err!(File::create(&p), p);
serde_json::ser::to_writer(&file, &output).unwrap();
let mut file = BufWriter::new(try_err!(File::create(&p), p));
serde_json::ser::to_writer(&mut file, &output).unwrap();
try_err!(file.flush(), p);
Ok(())
}