Fix check issue

Clean up tidy checks

src/librustdoc/html/render/mod.rs

@@ -2466,7 +2466,7 @@ fn render_call_locations(
     let filtered_locations: Vec<_> = call_locations
         .iter()
         .filter_map(|(file, locs)| {
-            // TODO(wcrichto): file I/O should be cached
+            // FIXME(wcrichto): file I/O should be cached
             let mut contents = match fs::read_to_string(&file) {
                 Ok(contents) => contents,
                 Err(e) => {

src/librustdoc/html/static/css/rustdoc.css

@@ -1973,7 +1973,8 @@ details.undocumented[open] > summary::before {
 
 /* This part is for the new "examples" components */
 
-.scraped-example:not(.expanded) .code-wrapper pre.line-numbers, .scraped-example:not(.expanded) .code-wrapper .example-wrap pre.rust {
+.scraped-example:not(.expanded) .code-wrapper pre.line-numbers,
+.scraped-example:not(.expanded) .code-wrapper .example-wrap pre.rust {
 	overflow: hidden;
 	height: 240px;
 }

src/librustdoc/html/static/js/main.js

@@ -1019,11 +1019,14 @@ function hideThemeButtonState() {
         var output = [];
 
         while (locs.length > 0 && lineIndex < codeLines.length) {
-            var lineLength = codeLines[lineIndex].length + 1; // +1 here and later is due to omitted \n
+            // +1 here and later is due to omitted \n
+            var lineLength = codeLines[lineIndex].length + 1;
             while (locs.length > 0 && totalOffset + lineLength > locs[0][0]) {
                 var endIndex = lineIndex;
                 var charsRemaining = locs[0][1] - totalOffset;
-                while (endIndex < codeLines.length && charsRemaining > codeLines[endIndex].length + 1) {
+                while (endIndex < codeLines.length &&
+                       charsRemaining > codeLines[endIndex].length + 1)
+                {
                     charsRemaining -= codeLines[endIndex].length + 1;
                     endIndex += 1;
                 }
@@ -1065,7 +1068,8 @@ function hideThemeButtonState() {
         var wrapper = elt.querySelector(".code-wrapper");
         var halfHeight = wrapper.offsetHeight / 2;
         var lines = elt.querySelector('.line-numbers');
-        var offsetMid = (lines.children[loc.from[0]].offsetTop + lines.children[loc.to[0]].offsetTop) / 2;
+        var offsetMid = (lines.children[loc.from[0]].offsetTop
+                         + lines.children[loc.to[0]].offsetTop) / 2;
         var scrollOffset = offsetMid - halfHeight;
         lines.scrollTo(0, scrollOffset);
         elt.querySelector(".rust").scrollTo(0, scrollOffset);
@@ -1093,7 +1097,9 @@ function hideThemeButtonState() {
                 codeLines[loc.from[0]],
                 litHtml[loc.from[0]],
                 loc.from[1],
-                '<span class="highlight" data-loc="' + JSON.stringify(loc).replace(/"/g, "&quot;") + '">');
+                '<span class="highlight" data-loc="' +
+                    JSON.stringify(loc).replace(/"/g, "&quot;") +
+                    '">');
         }, true); // do this backwards to avoid shifting later offsets
         litParent.innerHTML = litHtml.join('\n');
 
@@ -1131,7 +1137,9 @@ function hideThemeButtonState() {
 
     function updateScrapedExamples() {
         onEach(document.getElementsByClassName('scraped-example-list'), function (exampleSet) {
-            updateScrapedExample(exampleSet.querySelector(".small-section-header + .scraped-example"));
+            updateScrapedExample(
+                exampleSet.querySelector(".small-section-header + .scraped-example")
+            );
         });
 
         onEach(document.getElementsByClassName("more-scraped-examples"), function (more) {
@@ -1155,7 +1163,8 @@ function hideThemeButtonState() {
                     this.querySelector('.inner').innerHTML = labelForToggleButton(false);
                     if (!examples_init) {
                         examples_init = true;
-                        onEach(more.getElementsByClassName('scraped-example'), updateScrapedExample);
+                        onEach(more.getElementsByClassName('scraped-example'),
+                               updateScrapedExample);
                     }
                 } else {
                     addClass(this, "collapsed");

src/librustdoc/lib.rs

@@ -620,7 +620,7 @@ fn opts() -> Vec<RustcOptGroup> {
             )
         }),
         unstable("scrape-examples", |o| o.optmulti("", "scrape-examples", "", "")),
-        unstable("repository-url", |o| o.optopt("", "repository-url", "", "TODO")),
+        unstable("repository-url", |o| o.optopt("", "repository-url", "", "")),
     ]
 }
 

src/librustdoc/scrape_examples.rs

@@ -9,7 +9,7 @@ use rustc_hir::{
 };
 use rustc_interface::interface;
 use rustc_middle::hir::map::Map;
-use rustc_middle::ty::{TyCtxt, TyKind};
+use rustc_middle::ty::{self, TyCtxt};
 use rustc_span::symbol::Symbol;
 
 crate type FnCallLocations = FxHashMap<String, Vec<(usize, usize)>>;
@@ -60,7 +60,7 @@ where
         };
 
         // Save call site if the function resovles to a concrete definition
-        if let TyKind::FnDef(def_id, _) = ty.kind() {
+        if let ty::FnDef(def_id, _) = ty.kind() {
             if self.tcx.crate_name(def_id.krate) == self.krate {
                 let key = self.tcx.def_path(*def_id).to_string_no_crate_verbose();
                 let entries = self.calls.entry(key).or_insert_with(FxHashMap::default);
@@ -107,16 +107,16 @@ impl rustc_driver::Callbacks for Callbacks {
 /// * `krate` is the name of the crate being documented.
 pub fn scrape(examples: &[String], krate: &str) -> interface::Result<AllCallLocations> {
     // Scrape each crate in parallel
-    // TODO(wcrichto): do we need optional support for no rayon?
+    // FIXME(wcrichto): do we need optional support for no rayon?
     let maps = examples
         .par_iter()
         .map(|example| {
-            // TODO(wcrichto): is there a more robust way to get arguments than split(" ")?
+            // FIXME(wcrichto): is there a more robust way to get arguments than split(" ")?
             let mut args = example.split(" ").map(|s| s.to_owned()).collect::<Vec<_>>();
             let file_name = args[0].clone();
             args.insert(0, "_".to_string());
 
-            // TODO(wcrichto): is there any setup / cleanup that needs to be performed
+            // FIXME(wcrichto): is there any setup / cleanup that needs to be performed
             // here upon the invocation of rustc_driver?
             debug!("Scraping examples from krate {} with args:\n{:?}", krate, args);
             let mut callbacks =