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#![allow(clippy::disallowed_methods, clippy::print_stdout, clippy::print_stderr)]
use anyhow::Error;
use std::io::{stdin, BufReader, Read};
use std::{collections::HashMap, collections::HashSet, env, fs};
fn main() -> Result<(), Error> {
let suggestions_file = env::args().nth(1).expect("USAGE: fix-json <file or -->");
let suggestions = if suggestions_file == "--" {
let mut buffer = String::new();
BufReader::new(stdin()).read_to_string(&mut buffer)?;
buffer
} else {
fs::read_to_string(&suggestions_file)?
};
let suggestions = rustfix::get_suggestions_from_json(
&suggestions,
&HashSet::new(),
rustfix::Filter::Everything,
)?;
let mut files = HashMap::new();
for suggestion in suggestions {
let file = suggestion.solutions[0].replacements[0]
.snippet
.file_name
.clone();
files.entry(file).or_insert_with(Vec::new).push(suggestion);
}
for (source_file, suggestions) in &files {
let source = fs::read_to_string(source_file)?;
let mut fix = rustfix::CodeFix::new(&source);
for suggestion in suggestions.iter().rev() {
if let Err(e) = fix.apply(suggestion) {
eprintln!("Failed to apply suggestion to {}: {}", source_file, e);
}
}
let fixes = fix.finish()?;
fs::write(source_file, fixes)?;
}
Ok(())
}
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