src/tools/rustfmt/tests/target/chains_with_comment.rs

   1 // Chains with comment.
   2
   3 fn main() {
   4     let x = y // comment
   5         .z;
   6
   7     foo // foo
   8         // comment after parent
   9         .x
  10         .y
  11         // comment 1
  12         .bar() // comment after bar()
  13         // comment 2
  14         .foobar
  15         // comment after
  16         // comment 3
  17         .baz(x, y, z);
  18
  19     self.rev_dep_graph
  20         .iter()
  21         // Remove nodes that are not dirty
  22         .filter(|&(unit, _)| dirties.contains(&unit))
  23         // Retain only dirty dependencies of the ones that are dirty
  24         .map(|(k, deps)| {
  25             (
  26                 k.clone(),
  27                 deps.iter()
  28                     .cloned()
  29                     .filter(|d| dirties.contains(&d))
  30                     .collect(),
  31             )
  32         });
  33
  34     let y = expr /* comment */
  35         .kaas()?
  36         // comment
  37         .test();
  38     let loooooooooooooooooooooooooooooooooooooooooong = does_this?
  39         .look?
  40         .good?
  41         .should_we_break?
  42         .after_the_first_question_mark?;
  43     let zzzz = expr? // comment after parent
  44         // comment 0
  45         .another??? // comment 1
  46         .another???? // comment 2
  47         .another? // comment 3
  48         .another?;
  49
  50     let y = a
  51         .very
  52         .loooooooooooooooooooooooooooooooooooooong() /* comment */
  53         .chain()
  54         .inside() /* comment */
  55         .weeeeeeeeeeeeeee()?
  56         .test()
  57         .0
  58         .x;
  59
  60     parameterized(f, substs, def_id, Ns::Value, &[], |tcx| {
  61         tcx.lookup_item_type(def_id).generics
  62     })?;
  63     fooooooooooooooooooooooooooo()?
  64         .bar()?
  65         .baaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaz()?;
  66
  67     // #2559
  68     App::new("cargo-cache")
  69         .version(crate_version!())
  70         .bin_name("cargo")
  71         .about("Manage cargo cache")
  72         .author("matthiaskrgr")
  73         .subcommand(
  74             SubCommand::with_name("cache")
  75                 .version(crate_version!())
  76                 .bin_name("cargo-cache")
  77                 .about("Manage cargo cache")
  78                 .author("matthiaskrgr")
  79                 .arg(&list_dirs)
  80                 .arg(&remove_dir)
  81                 .arg(&gc_repos)
  82                 .arg(&info)
  83                 .arg(&keep_duplicate_crates)
  84                 .arg(&dry_run)
  85                 .arg(&auto_clean)
  86                 .arg(&auto_clean_expensive),
  87         ) // subcommand
  88         .arg(&list_dirs);
  89 }
  90
  91 // #2177
  92 impl Foo {
  93     fn dirty_rev_dep_graph(
  94         &self,
  95         dirties: &HashSet<UnitKey>,
  96     ) -> HashMap<UnitKey, HashSet<UnitKey>> {
  97         let dirties = self.transitive_dirty_units(dirties);
  98         trace!("transitive_dirty_units: {:?}", dirties);
  99
 100         self.rev_dep_graph
 101             .iter()
 102             // Remove nodes that are not dirty
 103             .filter(|&(unit, _)| dirties.contains(&unit))
 104             // Retain only dirty dependencies of the ones that are dirty
 105             .map(|(k, deps)| {
 106                 (
 107                     k.clone(),
 108                     deps.iter()
 109                         .cloned()
 110                         .filter(|d| dirties.contains(&d))
 111                         .collect(),
 112                 )
 113             })
 114     }
 115 }
 116
 117 // #2907
 118 fn foo() {
 119     let x = foo
 120         .bar??? // comment
 121         .baz;
 122     let x = foo
 123         .bar???
 124         // comment
 125         .baz;
 126     let x = foo
 127         .bar??? // comment
 128         // comment
 129         .baz;
 130     let x = foo
 131         .bar??????????????? // comment
 132         // comment
 133         // comment
 134         // comment
 135         // comment
 136         .baz;
 137 }