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Dec 1, 2015
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trpl: Additions & fixes for syntax index. #29391

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8 changes: 6 additions & 2 deletions src/doc/book/syntax-index.md
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* `as`: primitive casting. See [Casting Between Types (`as`)].
* `break`: break out of loop. See [Loops (Ending Iteration Early)].
* `const`: constant items. See [`const` and `static`].
* `const`: constant items and constant raw pointers. See [`const` and `static`], [Raw Pointers].
* `continue`: continue to next loop iteration. See [Loops (Ending Iteration Early)].
* `crate`: external crate linkage. See [Crates and Modules (Importing External Crates)].
* `else`: fallback for `if` and `if let` constructs. See [`if`], [`if let`].
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## Operators and Symbols

* `!` (`expr!(…)`, `expr!{…}`, `expr![…]`): denotes macro expansion. See [Macros].
* `!` (`ident!(…)`, `ident!{…}`, `ident![…]`): denotes macro expansion. See [Macros].
* `!` (`!expr`): bitwise or logical complement. Overloadable (`Not`).
* `%` (`expr % expr`): arithmetic remainder. Overloadable (`Rem`).
* `%=` (`var %= expr`): arithmetic remainder & assignment.
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* `^=` (`var ^= expr`): bitwise exclusive or & assignment.
* `|` (`expr | expr`): bitwise or. Overloadable (`BitOr`).
* `|` (`pat | pat`): pattern alternatives. See [Patterns (Multiple patterns)].
* `|` (`|…| expr`): closures. See [Closures].
* `|=` (`var |= expr`): bitwise or & assignment.
* `||` (`expr || expr`): logical or.
* `_`: "ignored" pattern binding. See [Patterns (Ignoring bindings)].
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* `br"…"`, `br#"…"#`, `br##"…"##`, …: raw byte string literal, combination of raw and byte string literal. See [Reference (Raw Byte String Literals)].
* `'…'`: character literal. See [Primitive Types (`char`)].
* `b'…'`: ASCII byte literal.
* `|…| expr`: closure. See [Closures].

<!-- Path-related syntax -->

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* `[…]`: array literal. See [Primitive Types (Arrays)].
* `[expr; len]`: array literal containing `len` copies of `expr`. See [Primitive Types (Arrays)].
* `[type; len]`: array type containing `len` instances of `type`. See [Primitive Types (Arrays)].
* `expr[expr]`: collection indexing. Overloadable (`Index`, `IndexMut`).
* `expr[..]`, `expr[a..]`, `expr[..b]`, `expr[a..b]`: collection indexing pretending to be collection slicing, using `Range`, `RangeFrom`, `RangeTo`, `RangeFull` as the "index".

[`const` and `static` (`static`)]: const-and-static.html#static
[`const` and `static`]: const-and-static.html
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