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| author | Jonathan Turner <jonathandturner@users.noreply.github.com> | 2016-09-28 20:21:50 -0700 |
|---|---|---|
| committer | GitHub <noreply@github.com> | 2016-09-28 20:21:50 -0700 |
| commit | 83c54dc9716018fe6a544df3bc32321fb31dc720 (patch) | |
| tree | bfd39831b2e1b48c0a50a6d4f40bcadc1edd4471 /src/doc/book | |
| parent | 86affcdf6c622278a89b73bb7f1b8ac00e970888 (diff) | |
| parent | d9bd4d5981218f2adc1249984b501935aac7beaf (diff) | |
| download | rust-83c54dc9716018fe6a544df3bc32321fb31dc720.tar.gz rust-83c54dc9716018fe6a544df3bc32321fb31dc720.zip | |
Rollup merge of #35286 - dns2utf8:doc_never_expression, r=nikomatsakis
Add docs for "!" Never type (rfc 1216) Pull Request: https://github.com/rust-lang/rfcs/pull/1216 Tracking Issue: #35121
Diffstat (limited to 'src/doc/book')
| -rw-r--r-- | src/doc/book/syntax-index.md | 5 |
1 files changed, 4 insertions, 1 deletions
diff --git a/src/doc/book/syntax-index.md b/src/doc/book/syntax-index.md index 0259db221b6..1e05b01d30d 100644 --- a/src/doc/book/syntax-index.md +++ b/src/doc/book/syntax-index.md @@ -61,7 +61,6 @@ * `-` (`- expr`): arithmetic negation. Overloadable (`Neg`). * `-=` (`var -= expr`): arithmetic subtraction & assignment. Overloadable (`SubAssign`). * `->` (`fn(…) -> type`, `|…| -> type`): function and closure return type. See [Functions], [Closures]. -* `-> !` (`fn(…) -> !`, `|…| -> !`): diverging function or closure. See [Diverging Functions]. * `.` (`expr.ident`): member access. See [Structs], [Method Syntax]. * `..` (`..`, `expr..`, `..expr`, `expr..expr`): right-exclusive range literal. * `..` (`..expr`): struct literal update syntax. See [Structs (Update syntax)]. @@ -159,6 +158,10 @@ * `/*!…*/`: inner block doc comment. See [Comments]. * `/**…*/`: outer block doc comment. See [Comments]. +<!-- Special types --> + +* `!`: always empty Never type. See [Diverging Functions]. + <!-- Various things involving parens and tuples --> * `()`: empty tuple (*a.k.a.* unit), both literal and type. |