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|
mod cli;
use std::{
collections::HashMap,
path::{Path, PathBuf},
};
use xtask::{not_bash::fs2, project_root, rust_files};
#[test]
fn rust_files_are_tidy() {
let mut tidy_docs = TidyDocs::default();
for path in rust_files(&project_root().join("crates")) {
let text = fs2::read_to_string(&path).unwrap();
check_todo(&path, &text);
check_trailing_ws(&path, &text);
tidy_docs.visit(&path, &text);
}
tidy_docs.finish();
}
fn check_todo(path: &Path, text: &str) {
let whitelist = &[
// This file itself is whitelisted since this test itself contains matches.
"tests/cli.rs",
// Some of our assists generate `todo!()` so those files are whitelisted.
"doc_tests/generated.rs",
"handlers/add_missing_impl_members.rs",
// To support generating `todo!()` in assists, we have `expr_todo()` in ast::make.
"ast/make.rs",
];
if whitelist.iter().any(|p| path.ends_with(p)) {
return;
}
if text.contains("TODO") || text.contains("TOOD") || text.contains("todo!") {
panic!(
"\nTODO markers should not be committed to the master branch,\n\
use FIXME instead\n\
{}\n",
path.display(),
)
}
}
fn check_trailing_ws(path: &Path, text: &str) {
if is_exclude_dir(path, &["test_data"]) {
return;
}
for line in text.lines() {
if line.chars().last().map(char::is_whitespace) == Some(true) {
panic!("Trailing whitespace in {}", path.display())
}
}
}
#[derive(Default)]
struct TidyDocs {
missing_docs: Vec<String>,
contains_fixme: Vec<PathBuf>,
}
impl TidyDocs {
fn visit(&mut self, path: &Path, text: &str) {
// Test hopefully don't really need comments, and for assists we already
// have special comments which are source of doc tests and user docs.
if is_exclude_dir(path, &["tests", "test_data", "handlers"]) {
return;
}
if is_exclude_file(path) {
return;
}
let first_line = match text.lines().next() {
Some(it) => it,
None => return,
};
if first_line.starts_with("//!") {
if first_line.contains("FIXME") {
self.contains_fixme.push(path.to_path_buf())
}
} else {
self.missing_docs.push(path.display().to_string());
}
fn is_exclude_file(d: &Path) -> bool {
let file_names = ["tests.rs"];
d.file_name()
.unwrap_or_default()
.to_str()
.map(|f_n| file_names.iter().any(|name| *name == f_n))
.unwrap_or(false)
}
}
fn finish(self) {
if !self.missing_docs.is_empty() {
panic!(
"\nMissing docs strings\n\n\
modules:\n{}\n\n",
self.missing_docs.join("\n")
)
}
let whitelist = [
"ra_db",
"ra_hir",
"ra_hir_expand",
"ra_ide",
"ra_mbe",
"ra_parser",
"ra_prof",
"ra_project_model",
"ra_syntax",
"ra_text_edit",
"ra_tt",
"ra_hir_ty",
];
let mut has_fixmes =
whitelist.iter().map(|it| (*it, false)).collect::<HashMap<&str, bool>>();
'outer: for path in self.contains_fixme {
for krate in whitelist.iter() {
if path.components().any(|it| it.as_os_str() == *krate) {
has_fixmes.insert(krate, true);
continue 'outer;
}
}
panic!("FIXME doc in a fully-documented crate: {}", path.display())
}
for (krate, has_fixme) in has_fixmes.iter() {
if !has_fixme {
panic!("crate {} is fully documented, remove it from the white list", krate)
}
}
}
}
fn is_exclude_dir(p: &Path, dirs_to_exclude: &[&str]) -> bool {
let mut cur_path = p;
while let Some(path) = cur_path.parent() {
if dirs_to_exclude.iter().any(|dir| path.ends_with(dir)) {
return true;
}
cur_path = path;
}
false
}
|
