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run rustfmt on linkchecker folderin src/tools/linkchecker #34218

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merged 1 commit into from
Jun 15, 2016
Merged

run rustfmt on linkchecker folderin src/tools/linkchecker #34218

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67 changes: 30 additions & 37 deletions src/tools/linkchecker/main.rs
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Original file line number Diff line number Diff line change
Expand Up @@ -75,30 +75,20 @@ struct FileEntry {
type Cache = HashMap<PathBuf, FileEntry>;

impl FileEntry {
fn parse_ids(&mut self,
file: &Path,
contents: &str,
errors: &mut bool)
{
fn parse_ids(&mut self, file: &Path, contents: &str, errors: &mut bool) {
if self.ids.is_empty() {
with_attrs_in_source(contents, " id", |fragment, i| {
let frag = fragment.trim_left_matches("#").to_owned();
if !self.ids.insert(frag) {
*errors = true;
println!("{}:{}: id is not unique: `{}`",
file.display(), i, fragment);
println!("{}:{}: id is not unique: `{}`", file.display(), i, fragment);
}
});
}
}
}

fn walk(cache: &mut Cache,
root: &Path,
dir: &Path,
url: &mut Url,
errors: &mut bool)
{
fn walk(cache: &mut Cache, root: &Path, dir: &Path, url: &mut Url, errors: &mut bool) {
for entry in t!(dir.read_dir()).map(|e| t!(e)) {
let path = entry.path();
let kind = t!(entry.file_type());
Expand All @@ -122,8 +112,8 @@ fn check(cache: &mut Cache,
root: &Path,
file: &Path,
base: &Url,
errors: &mut bool) -> Option<PathBuf>
{
errors: &mut bool)
-> Option<PathBuf> {
// ignore js files as they are not prone to errors as the rest of the
// documentation is and they otherwise bring up false positives.
if file.extension().and_then(|s| s.to_str()) == Some("js") {
Expand Down Expand Up @@ -173,8 +163,9 @@ fn check(cache: &mut Cache,
Err(_) => return None,
};
{
cache.get_mut(&pretty_file).unwrap()
.parse_ids(&pretty_file, &contents, errors);
cache.get_mut(&pretty_file)
.unwrap()
.parse_ids(&pretty_file, &contents, errors);
}

// Search for anything that's the regex 'href[ ]*=[ ]*".*?"'
Expand All @@ -195,8 +186,10 @@ fn check(cache: &mut Cache,
// the docs offline so it's best to avoid them.
*errors = true;
let pretty_path = path.strip_prefix(root).unwrap_or(&path);
println!("{}:{}: directory link - {}", pretty_file.display(),
i + 1, pretty_path.display());
println!("{}:{}: directory link - {}",
pretty_file.display(),
i + 1,
pretty_path.display());
return;
}
let res = load_file(cache, root, path.clone(), FromRedirect(false));
Expand All @@ -205,7 +198,9 @@ fn check(cache: &mut Cache,
Err(LoadError::IOError(err)) => panic!(format!("{}", err)),
Err(LoadError::BrokenRedirect(target, _)) => {
print!("{}:{}: broken redirect to {}",
pretty_file.display(), i + 1, target.display());
pretty_file.display(),
i + 1,
target.display());
return;
}
Err(LoadError::IsRedirect) => unreachable!(),
Expand All @@ -225,9 +220,9 @@ fn check(cache: &mut Cache,
if !entry.ids.contains(fragment) {
*errors = true;
print!("{}:{}: broken link fragment ",
pretty_file.display(), i + 1);
println!("`#{}` pointing to `{}`",
fragment, pretty_path.display());
pretty_file.display(),
i + 1);
println!("`#{}` pointing to `{}`", fragment, pretty_path.display());
};
}
} else {
Expand All @@ -243,15 +238,16 @@ fn check(cache: &mut Cache,
fn load_file(cache: &mut Cache,
root: &Path,
file: PathBuf,
redirect: Redirect) -> Result<(PathBuf, String), LoadError> {
redirect: Redirect)
-> Result<(PathBuf, String), LoadError> {
let mut contents = String::new();
let pretty_file = PathBuf::from(file.strip_prefix(root).unwrap_or(&file));

let maybe_redirect = match cache.entry(pretty_file.clone()) {
Entry::Occupied(entry) => {
contents = entry.get().source.clone();
None
},
}
Entry::Vacant(entry) => {
let mut fp = try!(File::open(file.clone()).map_err(|err| {
if let FromRedirect(true) = redirect {
Expand All @@ -275,7 +271,7 @@ fn load_file(cache: &mut Cache,
});
}
maybe
},
}
};
let base = Url::from_file_path(&file).unwrap();
let mut parser = UrlParser::new();
Expand All @@ -286,7 +282,7 @@ fn load_file(cache: &mut Cache,
let path = PathBuf::from(redirect_file);
load_file(cache, root, path, FromRedirect(true))
}
None => Ok((pretty_file, contents))
None => Ok((pretty_file, contents)),
}
}

Expand All @@ -307,25 +303,22 @@ fn maybe_redirect(source: &str) -> Option<String> {
}

fn url_to_file_path(parser: &UrlParser, url: &str) -> Option<(Url, PathBuf)> {
parser.parse(url).ok().and_then(|parsed_url| {
parsed_url.to_file_path().ok().map(|f| (parsed_url, f))
})
parser.parse(url)
.ok()
.and_then(|parsed_url| parsed_url.to_file_path().ok().map(|f| (parsed_url, f)))
}

fn with_attrs_in_source<F: FnMut(&str, usize)>(contents: &str,
attr: &str,
mut f: F)
{
fn with_attrs_in_source<F: FnMut(&str, usize)>(contents: &str, attr: &str, mut f: F) {
for (i, mut line) in contents.lines().enumerate() {
while let Some(j) = line.find(attr) {
let rest = &line[j + attr.len() ..];
let rest = &line[j + attr.len()..];
line = rest;
let pos_equals = match rest.find("=") {
Some(i) => i,
None => continue,
};
if rest[..pos_equals].trim_left_matches(" ") != "" {
continue
continue;
}

let rest = &rest[pos_equals + 1..];
Expand All @@ -337,7 +330,7 @@ fn with_attrs_in_source<F: FnMut(&str, usize)>(contents: &str,
let quote_delim = rest.as_bytes()[pos_quote] as char;

if rest[..pos_quote].trim_left_matches(" ") != "" {
continue
continue;
}
let rest = &rest[pos_quote + 1..];
let url = match rest.find(quote_delim) {
Expand Down