105 lines
3 KiB
Rust
105 lines
3 KiB
Rust
use std::{collections::HashMap, fs, io::prelude::*, io::BufReader, path::Path};
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use walkdir::{DirEntry, WalkDir};
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use xtask::project_root;
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fn is_exclude_dir(p: &Path) -> bool {
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// Test hopefully don't really need comments, and for assists we already
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// have special comments which are source of doc tests and user docs.
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let exclude_dirs = ["tests", "test_data", "assists"];
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let mut cur_path = p;
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while let Some(path) = cur_path.parent() {
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if exclude_dirs.iter().any(|dir| path.ends_with(dir)) {
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return true;
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}
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cur_path = path;
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}
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false
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}
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fn is_exclude_file(d: &DirEntry) -> bool {
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let file_names = ["tests.rs"];
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d.file_name().to_str().map(|f_n| file_names.iter().any(|name| *name == f_n)).unwrap_or(false)
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}
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fn is_hidden(entry: &DirEntry) -> bool {
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entry.file_name().to_str().map(|s| s.starts_with('.')).unwrap_or(false)
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}
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#[test]
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fn no_docs_comments() {
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let crates = project_root().join("crates");
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let iter = WalkDir::new(crates);
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let mut missing_docs = Vec::new();
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let mut contains_fixme = Vec::new();
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for f in iter.into_iter().filter_entry(|e| !is_hidden(e)) {
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let f = f.unwrap();
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if f.file_type().is_dir() {
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continue;
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}
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if f.path().extension().map(|it| it != "rs").unwrap_or(false) {
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continue;
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}
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if is_exclude_dir(f.path()) {
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continue;
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}
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if is_exclude_file(&f) {
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continue;
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}
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let mut reader = BufReader::new(fs::File::open(f.path()).unwrap());
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let mut line = String::new();
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reader.read_line(&mut line).unwrap();
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if line.starts_with("//!") {
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if line.contains("FIXME") {
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contains_fixme.push(f.path().to_path_buf())
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}
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} else {
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missing_docs.push(f.path().display().to_string());
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}
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}
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if !missing_docs.is_empty() {
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panic!(
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"\nMissing docs strings\n\n\
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modules:\n{}\n\n",
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missing_docs.join("\n")
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)
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}
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let whitelist = [
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"ra_batch",
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"ra_cli",
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"ra_db",
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"ra_hir",
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"ra_hir_expand",
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"ra_hir_def",
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"ra_ide_api",
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"ra_lsp_server",
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"ra_mbe",
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"ra_parser",
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"ra_prof",
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"ra_project_model",
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"ra_syntax",
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"ra_text_edit",
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"ra_tt",
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];
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let mut has_fixmes = whitelist.iter().map(|it| (*it, false)).collect::<HashMap<&str, bool>>();
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'outer: for path in contains_fixme {
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for krate in whitelist.iter() {
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if path.components().any(|it| it.as_os_str() == *krate) {
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has_fixmes.insert(krate, true);
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continue 'outer;
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}
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}
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panic!("FIXME doc in a fully-documented crate: {}", path.display())
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}
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for (krate, has_fixme) in has_fixmes.iter() {
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if !has_fixme {
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panic!("crate {} is fully documented, remove it from the white list", krate)
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}
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}
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}
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