Fix internal linking in the tutorial
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@ -8,9 +8,7 @@ This is a tutorial for the Rust programming language. It assumes the
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reader is familiar with the basic concepts of programming, and has
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programmed in one or more other languages before. The tutorial covers
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the whole language, though not with the depth and precision of the
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[language reference][1].
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[1]: http://www.rust-lang.org/doc/rust.html
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[language reference](rust.html).
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## Disclaimer
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@ -106,7 +104,7 @@ live inside a function.
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Rust programs can also be compiled as libraries, and included in other
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programs. The `use std` directive that appears at the top of a lot of
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examples imports the [standard library][std]. This is described in more
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detail [later on](mod.html).
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detail [later on](#modules-and-crates).
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[std]: http://doc.rust-lang.org/doc/std/index/General.html
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@ -332,10 +330,9 @@ type monster_size = uint;
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This will provide a synonym, `monster_size`, for unsigned integers. It
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will not actually create a new type—`monster_size` and `uint` can be
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used interchangeably, and using one where the other is expected is not
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a type error. Read about [single-variant enums][sve] further on if you
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need to create a type name that's not just a synonym.
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[sve]: data.html#single_variant_enum
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a type error. Read about [single-variant enums](#single_variant_enum)
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further on if you need to create a type name that's not just a
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synonym.
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## Literals
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@ -435,8 +432,6 @@ assert y == 4u;
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## Attributes
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<a name="conditional"></a>
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Every definition can be annotated with attributes. Attributes are meta
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information that can serve a variety of purposes. One of those is
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conditional compilation:
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@ -457,12 +452,12 @@ Attributes are always wrapped in hash-braces (`#[attr]`). Inside the
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braces, a small minilanguage is supported, whose interpretation
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depends on the attribute that's being used. The simplest form is a
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plain name (as in `#[test]`, which is used by the [built-in test
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framework](test.html '')). A name-value pair can be provided using an `=`
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framework](#testing)). A name-value pair can be provided using an `=`
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character followed by a literal (as in `#[license = "BSD"]`, which is
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a valid way to annotate a Rust program as being released under a
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BSD-style license). Finally, you can have a name followed by a
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comma-separated list of nested attributes, as in the `cfg` example
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above, or in this [crate](mod.html) metadata declaration:
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above, or in this [crate](#modules-and-crates) metadata declaration:
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~~~~
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## ignore
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@ -662,7 +657,7 @@ moment.
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## Failure
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The `fail` keyword causes the current [task][tasks] to fail. You use
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The `fail` keyword causes the current [task](#tasks) to fail. You use
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it to indicate unexpected failure, much like you'd use `exit(1)` in a
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C program, except that in Rust, it is possible for other tasks to
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handle the failure, allowing the program to continue running.
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@ -671,8 +666,6 @@ handle the failure, allowing the program to continue running.
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to access a vector out of bounds, or running a pattern match with no
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matching clauses, both result in the equivalent of a `fail`.
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[tasks]: task.html
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## Logging
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Rust has a built-in logging mechanism, using the `log` statement.
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@ -835,14 +828,12 @@ call_twice(bare_function);
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### Unique closures
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<a name="unique"></a>
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Unique closures, written `fn~` in analogy to the `~` pointer type (see
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next section), hold on to things that can safely be sent between
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processes. They copy the values they close over, much like boxed
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closures, but they also 'own' them—meaning no other code can access
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them. Unique closures mostly exist to for spawning new
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[tasks](task.html).
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[tasks](#tasks).
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### Shorthand syntax
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@ -1151,8 +1142,6 @@ All pointer types can be dereferenced with the `*` unary operator.
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### Shared boxes
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<a name="shared-box"></a>
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Shared boxes are pointers to heap-allocated, reference counted memory.
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A cycle collector ensures that circular references do not result in
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memory leaks.
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@ -1174,8 +1163,6 @@ Shared boxes never cross task boundaries.
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### Unique boxes
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<a name="unique-box"></a>
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In contrast to shared boxes, unique boxes are not reference counted.
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Instead, it is statically guaranteed that only a single owner of the
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box exists at any time.
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@ -1414,7 +1401,7 @@ records and tags *are* passed by pointer, but single-word values, like
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integers and pointers, are simply passed by value. Most of the time,
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the programmer does not have to worry about this, as the compiler will
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simply pick the most efficient passing style. There is one exception,
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which will be described in the section on [generics](generic.html).
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which will be described in the section on [generics](#generics).
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To explicitly set the passing-style for a parameter, you prefix the
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argument name with a sigil. There are two special passing styles that
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@ -1542,8 +1529,6 @@ without any sophistication).
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## Kinds
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<a name="kind"></a>
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Perhaps surprisingly, the 'copy' (duplicate) operation is not defined
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for all Rust types. Resource types (types with destructors) can not be
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copied, and neither can any type whose copying would require copying a
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@ -1724,7 +1709,7 @@ A set of basic library routines, mostly related to built-in datatypes
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and the task system, are always implicitly linked and included in any
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Rust program, unless the `--no-core` compiler switch is given.
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This library is document [here][core].
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This library is documented [here][core].
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[core]: http://doc.rust-lang.org/doc/core/index/General.html
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@ -2310,11 +2295,9 @@ supposed to point at, this is safe.
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Rust supports a system of lightweight tasks, similar to what is found
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in Erlang or other actor systems. Rust tasks communicate via messages
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and do not share data. However, it is possible to send data without
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copying it by making use of [unique boxes][uniques], which allow the
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sending task to release ownership of a value, so that the receiving
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task can keep on using it.
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[uniques]: data.html#unique-box
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copying it by making use of [unique boxes](#unique-boxes), which allow
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the sending task to release ownership of a value, so that the
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receiving task can keep on using it.
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NOTE: As Rust evolves, we expect the Task API to grow and change
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somewhat. The tutorial documents the API as it exists today.
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@ -2333,7 +2316,7 @@ let child_task = task::spawn {||
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~~~~
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The argument to `task::spawn()` is a [unique
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closure](func.html#unique) of type `fn~()`, meaning that it takes no
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closure](#unique-closures) of type `fn~()`, meaning that it takes no
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arguments and generates no return value. The effect of `task::spawn()`
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is to fire up a child task that will execute the closure in parallel
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with the creator. The result is a task id, here stored into the
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@ -2553,4 +2536,4 @@ ignored.
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A program compiled as a test runner will have the configuration flag
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`test` defined, so that you can add code that won't be included in a
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normal compile with the `#[cfg(test)]` attribute (see [conditional
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compilation](syntax.md#conditional)).
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compilation](#attributes)).
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