ruff/flake8_to_ruff/src/main.rs

57 lines
1.4 KiB
Rust

//! Utility to generate Ruff's pyproject.toml section from a Flake8 INI file.
#![allow(
clippy::collapsible_else_if,
clippy::collapsible_if,
clippy::implicit_hasher,
clippy::match_same_arms,
clippy::missing_errors_doc,
clippy::missing_panics_doc,
clippy::module_name_repetitions,
clippy::must_use_candidate,
clippy::similar_names,
clippy::too_many_lines
)]
use std::path::PathBuf;
use anyhow::Result;
use clap::Parser;
use configparser::ini::Ini;
use flake8_to_ruff::converter;
use flake8_to_ruff::plugin::Plugin;
#[derive(Parser)]
#[command(
about = "Convert existing Flake8 configuration to Ruff.",
long_about = None
)]
struct Cli {
/// Path to the Flake8 configuration file (e.g., 'setup.cfg', 'tox.ini', or
/// '.flake8').
#[arg(required = true)]
file: PathBuf,
/// List of plugins to enable.
#[arg(long, value_delimiter = ',')]
plugin: Option<Vec<Plugin>>,
}
fn main() -> Result<()> {
let cli = Cli::parse();
// Read the INI file.
let mut ini = Ini::new_cs();
ini.set_multiline(true);
let config = ini.load(cli.file).map_err(|msg| anyhow::anyhow!(msg))?;
// Extract the Flake8 section.
let flake8 = config
.get("flake8")
.expect("Unable to find flake8 section in INI file");
// Create the pyproject.toml.
let pyproject = converter::convert(flake8, cli.plugin)?;
println!("{}", toml::to_string_pretty(&pyproject)?);
Ok(())
}