rust/lintcheck/src/popular-crates.rs

66 lines
1.8 KiB
Rust

#![deny(clippy::pedantic)]
use clap::Parser;
use crates_io_api::{CratesQueryBuilder, Sort, SyncClient};
use indicatif::ProgressBar;
use std::collections::HashSet;
use std::fs::File;
use std::io::{BufWriter, Write};
use std::path::PathBuf;
use std::time::Duration;
#[derive(Parser)]
struct Opts {
/// Output TOML file name
output: PathBuf,
/// Number of crate names to download
#[clap(short, long, default_value_t = 100)]
number: usize,
/// Do not output progress
#[clap(short, long)]
quiet: bool,
}
fn main() -> anyhow::Result<()> {
let opts = Opts::parse();
let mut output = BufWriter::new(File::create(opts.output)?);
output.write_all(b"[crates]\n")?;
let client = SyncClient::new(
"clippy/lintcheck (github.com/rust-lang/rust-clippy/)",
Duration::from_secs(1),
)?;
let mut seen_crates = HashSet::new();
let pb = if opts.quiet {
None
} else {
Some(ProgressBar::new(opts.number as u64))
};
let mut query = CratesQueryBuilder::new()
.sort(Sort::RecentDownloads)
.page_size(100)
.build();
while seen_crates.len() < opts.number {
let retrieved = client.crates(query.clone())?.crates;
if retrieved.is_empty() {
eprintln!("No more than {} crates available from API", seen_crates.len());
break;
}
for c in retrieved {
if seen_crates.insert(c.name.clone()) {
output.write_all(
format!(
"{} = {{ name = '{}', versions = ['{}'] }}\n",
c.name, c.name, c.max_version
)
.as_bytes(),
)?;
if let Some(pb) = &pb {
pb.inc(1);
}
}
}
query.set_page(query.page() + 1);
}
Ok(())
}