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use crate::{utils, LintMap};
use lib::{session::SessionInfo, Report};
use rnix::WalkEvent;
use vfs::{FileId, VfsEntry};
#[derive(Debug)]
pub struct LintResult {
pub file_id: FileId,
pub reports: Vec<Report>,
}
pub fn lint_with(vfs_entry: VfsEntry, lints: &LintMap, sess: &SessionInfo) -> LintResult {
let file_id = vfs_entry.file_id;
let source = vfs_entry.contents;
let parsed = rnix::parse(source);
let error_reports = parsed.errors().into_iter().map(Report::from_parse_err);
let reports = parsed
.node()
.preorder_with_tokens()
.filter_map(|event| match event {
WalkEvent::Enter(child) => lints.get(&child.kind()).map(|rules| {
rules
.iter()
.filter_map(|rule| rule.validate(&child, sess))
.collect::<Vec<_>>()
}),
_ => None,
})
.flatten()
.chain(error_reports)
.collect();
LintResult { file_id, reports }
}
pub fn lint(vfs_entry: VfsEntry, sess: &SessionInfo) -> LintResult {
lint_with(vfs_entry, &utils::lint_map(), &sess)
}
pub mod main {
use std::io;
use super::lint_with;
use crate::{
config::{Check as CheckConfig, ConfFile},
err::StatixErr,
traits::WriteDiagnostic,
};
use lib::session::SessionInfo;
pub fn main(check_config: CheckConfig) -> Result<(), StatixErr> {
let vfs = check_config.vfs()?;
let mut stdout = io::stdout();
let conf_file = ConfFile::discover(&check_config.conf_path)?;
let lints = conf_file.lints();
let version = conf_file.version()?;
let session = SessionInfo::from_version(version);
let lint = |vfs_entry| lint_with(vfs_entry, &lints, &session);
let results = vfs.iter().map(lint).collect::<Vec<_>>();
for r in &results {
stdout.write(&r, &vfs, check_config.format).unwrap();
}
std::process::exit(if results.is_empty() { 0 } else { 1 });
}
}
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