Move some E0XXX to ui

Author: estebank

src/test/compile-fail/E0001.rs renamed to src/test/ui/error-codes/E0001.rs

@@ -0,0 +1,14 @@
+error: unreachable pattern
+  --> $DIR/E0001.rs:18:9
+   |
+18 |         _ => {/* ... */} //~ ERROR unreachable pattern
+   |         ^
+   |
+note: lint level defined here
+  --> $DIR/E0001.rs:11:9
+   |
+11 | #![deny(unreachable_patterns)]
+   |         ^^^^^^^^^^^^^^^^^^^^
+
+error: aborting due to previous error
+

src/test/ui/error-codes/E0001.stderr

@@ -0,0 +1,14 @@
+error[E0004]: non-exhaustive patterns: type std::option::Option<i32> is non-empty
+  --> $DIR/E0004-2.rs:14:11
+   |
+14 |     match x { } //~ ERROR E0004
+   |           ^
+   |
+help: Please ensure that all possible cases are being handled; possibly adding wildcards or more match arms.
+  --> $DIR/E0004-2.rs:14:11
+   |
+14 |     match x { } //~ ERROR E0004
+   |           ^
+
+error: aborting due to previous error
+

src/test/compile-fail/E0004-2.rs renamed to src/test/ui/error-codes/E0004-2.rs

@@ -0,0 +1,8 @@
+error[E0004]: non-exhaustive patterns: `HastaLaVistaBaby` not covered
+  --> $DIR/E0004.rs:19:11
+   |
+19 |     match x { //~ ERROR E0004
+   |           ^ pattern `HastaLaVistaBaby` not covered
+
+error: aborting due to previous error
+

src/test/ui/error-codes/E0004-2.stderr

@@ -0,0 +1,8 @@
+error[E0005]: refutable pattern in local binding: `None` not covered
+  --> $DIR/E0005.rs:13:9
+   |
+13 |     let Some(y) = x; //~ ERROR E0005
+   |         ^^^^^^^ pattern `None` not covered
+
+error: aborting due to previous error
+

src/test/compile-fail/E0004.rs renamed to src/test/ui/error-codes/E0004.rs

@@ -0,0 +1,14 @@
+error[E0007]: cannot bind by-move with sub-bindings
+  --> $DIR/E0007.rs:14:9
+   |
+14 |         op_string @ Some(s) => {},
+   |         ^^^^^^^^^^^^^^^^^^^ binds an already bound by-move value by moving it
+
+error[E0303]: pattern bindings are not allowed after an `@`
+  --> $DIR/E0007.rs:14:26
+   |
+14 |         op_string @ Some(s) => {},
+   |                          ^ not allowed after `@`
+
+error: aborting due to 2 previous errors
+

src/test/ui/error-codes/E0004.stderr

@@ -0,0 +1,8 @@
+error[E0008]: cannot bind by-move into a pattern guard
+  --> $DIR/E0008.rs:13:14
+   |
+13 |         Some(s) if s.len() == 0 => {},
+   |              ^ moves value into pattern guard
+
+error: aborting due to previous error
+

src/test/compile-fail/E0005.rs renamed to src/test/ui/error-codes/E0005.rs

@@ -0,0 +1,10 @@
+error[E0009]: cannot bind by-move and by-ref in the same pattern
+  --> $DIR/E0009.rs:15:15
+   |
+15 |         Some((y, ref z)) => {},
+   |               ^  ----- both by-ref and by-move used
+   |               |
+   |               by-move pattern here
+
+error: aborting due to previous error
+

src/test/ui/error-codes/E0005.stderr

@@ -0,0 +1,18 @@
+// Copyright 2016 The Rust Project Developers. See the COPYRIGHT
+// file at the top-level directory of this distribution and at
+// http://rust-lang.org/COPYRIGHT.
+//
+// Licensed under the Apache License, Version 2.0 <LICENSE-APACHE or
+// http://www.apache.org/licenses/LICENSE-2.0> or the MIT license
+// <LICENSE-MIT or http://opensource.org/licenses/MIT>, at your
+// option. This file may not be copied, modified, or distributed
+// except according to those terms.
+
+// compile-flags: -Z teach
+
+#![feature(box_syntax)]
+#![allow(warnings)]
+
+const CON : Box<i32> = box 0; //~ ERROR E0010
+
+fn main() {}

src/test/compile-fail/E0007.rs renamed to src/test/ui/error-codes/E0007.rs

@@ -0,0 +1,10 @@
+error[E0010]: allocations are not allowed in constants
+  --> $DIR/E0010-teach.rs:16:24
+   |
+16 | const CON : Box<i32> = box 0; //~ ERROR E0010
+   |                        ^^^^^ allocation not allowed in constants
+   |
+   = note: The value of statics and constants must be known at compile time, and they live for the entire lifetime of a program. Creating a boxed value allocates memory on the heap at runtime, and therefore cannot be done at compile time.
+
+error: aborting due to previous error
+

src/test/ui/error-codes/E0007.stderr

@@ -0,0 +1,8 @@
+error[E0010]: allocations are not allowed in constants
+  --> $DIR/E0010.rs:14:24
+   |
+14 | const CON : Box<i32> = box 0; //~ ERROR E0010
+   |                        ^^^^^ allocation not allowed in constants
+
+error: aborting due to previous error
+

src/test/compile-fail/E0008.rs renamed to src/test/ui/error-codes/E0008.rs

@@ -0,0 +1,26 @@
+error[E0017]: references in constants may only refer to immutable values
+  --> $DIR/E0017.rs:14:30
+   |
+14 | const CR: &'static mut i32 = &mut C; //~ ERROR E0017
+   |                              ^^^^^^ constants require immutable values
+
+error[E0017]: references in statics may only refer to immutable values
+  --> $DIR/E0017.rs:15:39
+   |
+15 | static STATIC_REF: &'static mut i32 = &mut X; //~ ERROR E0017
+   |                                       ^^^^^^ statics require immutable values
+
+error[E0596]: cannot borrow immutable static item as mutable
+  --> $DIR/E0017.rs:15:44
+   |
+15 | static STATIC_REF: &'static mut i32 = &mut X; //~ ERROR E0017
+   |                                            ^
+
+error[E0017]: references in statics may only refer to immutable values
+  --> $DIR/E0017.rs:17:38
+   |
+17 | static CONST_REF: &'static mut i32 = &mut C; //~ ERROR E0017
+   |                                      ^^^^^^ statics require immutable values
+
+error: aborting due to 4 previous errors
+

src/test/ui/error-codes/E0008.stderr

@@ -0,0 +1,20 @@
+error[E0023]: this pattern has 1 field, but the corresponding tuple variant has 2 fields
+  --> $DIR/E0023.rs:20:9
+   |
+20 |         Fruit::Apple(a) => {}, //~ ERROR E0023
+   |         ^^^^^^^^^^^^^^^ expected 2 fields, found 1
+
+error[E0023]: this pattern has 3 fields, but the corresponding tuple variant has 2 fields
+  --> $DIR/E0023.rs:21:9
+   |
+21 |         Fruit::Apple(a, b, c) => {}, //~ ERROR E0023
+   |         ^^^^^^^^^^^^^^^^^^^^^ expected 2 fields, found 3
+
+error[E0023]: this pattern has 2 fields, but the corresponding tuple variant has 1 field
+  --> $DIR/E0023.rs:22:9
+   |
+22 |         Fruit::Pear(1, 2) => {}, //~ ERROR E0023
+   |         ^^^^^^^^^^^^^^^^^ expected 1 field, found 2
+
+error: aborting due to 3 previous errors
+

src/test/compile-fail/E0009.rs renamed to src/test/ui/error-codes/E0009.rs

@@ -0,0 +1,10 @@
+error[E0025]: field `a` bound multiple times in the pattern
+  --> $DIR/E0025.rs:18:21
+   |
+18 |     let Foo { a: x, a: y, b: 0 } = x;
+   |               ----  ^^^^ multiple uses of `a` in pattern
+   |               |
+   |               first use of `a`
+
+error: aborting due to previous error
+

src/test/ui/error-codes/E0009.stderr

@@ -0,0 +1,24 @@
+// Copyright 2016 The Rust Project Developers. See the COPYRIGHT
+// file at the top-level directory of this distribution and at
+// http://rust-lang.org/COPYRIGHT.
+//
+// Licensed under the Apache License, Version 2.0 <LICENSE-APACHE or
+// http://www.apache.org/licenses/LICENSE-2.0> or the MIT license
+// <LICENSE-MIT or http://opensource.org/licenses/MIT>, at your
+// option. This file may not be copied, modified, or distributed
+// except according to those terms.
+
+// compile-flags: -Z teach
+
+struct Thing {
+    x: u32,
+    y: u32
+}
+
+fn main() {
+    let thing = Thing { x: 0, y: 0 };
+    match thing {
+        Thing { x, y, z } => {}
+        //~^ ERROR struct `Thing` does not have a field named `z` [E0026]
+    }
+}

src/test/ui/error-codes/E0010-teach.rs

@@ -0,0 +1,12 @@
+error[E0026]: struct `Thing` does not have a field named `z`
+  --> $DIR/E0026-teach.rs:21:23
+   |
+21 |         Thing { x, y, z } => {}
+   |                       ^ struct `Thing` does not have field `z`
+   |
+   = note: This error indicates that a struct pattern attempted to extract a non-existent field from a struct. Struct fields are identified by the name used before the colon : so struct patterns should resemble the declaration of the struct type being matched.
+           
+           If you are using shorthand field patterns but want to refer to the struct field by a different name, you should rename it explicitly.
+
+error: aborting due to previous error
+

src/test/ui/error-codes/E0010-teach.stderr

@@ -0,0 +1,8 @@
+error[E0026]: struct `Thing` does not have a field named `z`
+  --> $DIR/E0026.rs:19:23
+   |
+19 |         Thing { x, y, z } => {}
+   |                       ^ struct `Thing` does not have field `z`
+
+error: aborting due to previous error
+

src/test/compile-fail/E0010.rs renamed to src/test/ui/error-codes/E0010.rs

@@ -0,0 +1,25 @@
+// Copyright 2016 The Rust Project Developers. See the COPYRIGHT
+// file at the top-level directory of this distribution and at
+// http://rust-lang.org/COPYRIGHT.
+//
+// Licensed under the Apache License, Version 2.0 <LICENSE-APACHE or
+// http://www.apache.org/licenses/LICENSE-2.0> or the MIT license
+// <LICENSE-MIT or http://opensource.org/licenses/MIT>, at your
+// option. This file may not be copied, modified, or distributed
+// except according to those terms.
+
+// compile-flags: -Z teach
+
+struct Dog {
+    name: String,
+    age: u32,
+}
+
+fn main() {
+    let d = Dog { name: "Rusty".to_string(), age: 8 };
+
+    match d {
+        Dog { age: x } => {}
+        //~^ ERROR pattern does not mention field `name`
+    }
+}

src/test/ui/error-codes/E0010.stderr

@@ -0,0 +1,10 @@
+error[E0027]: pattern does not mention field `name`
+  --> $DIR/E0027-teach.rs:22:9
+   |
+22 |         Dog { age: x } => {}
+   |         ^^^^^^^^^^^^^^ missing field `name`
+   |
+   = note: This error indicates that a pattern for a struct fails to specify a sub-pattern for every one of the struct's fields. Ensure that each field from the struct's definition is mentioned in the pattern, or use `..` to ignore unwanted fields.
+
+error: aborting due to previous error
+

src/test/compile-fail/E0017.rs renamed to src/test/ui/error-codes/E0017.rs

@@ -0,0 +1,8 @@
+error[E0027]: pattern does not mention field `name`
+  --> $DIR/E0027.rs:20:9
+   |
+20 |         Dog { age: x } => {}
+   |         ^^^^^^^^^^^^^^ missing field `name`
+
+error: aborting due to previous error
+

src/test/ui/error-codes/E0017.stderr

@@ -0,0 +1,22 @@
+// Copyright 2016 The Rust Project Developers. See the COPYRIGHT
+// file at the top-level directory of this distribution and at
+// http://rust-lang.org/COPYRIGHT.
+//
+// Licensed under the Apache License, Version 2.0 <LICENSE-APACHE or
+// http://www.apache.org/licenses/LICENSE-2.0> or the MIT license
+// <LICENSE-MIT or http://opensource.org/licenses/MIT>, at your
+// option. This file may not be copied, modified, or distributed
+// except according to those terms.
+
+// compile-flags: -Z teach
+
+fn main() {
+    let s = "hoho";
+
+    match s {
+        "hello" ... "world" => {}
+        //~^ ERROR only char and numeric types are allowed in range patterns
+        //~| ERROR non-reference pattern used to match a reference
+        _ => {}
+    }
+}

src/test/compile-fail/E0023.rs renamed to src/test/ui/error-codes/E0023.rs

@@ -0,0 +1,20 @@
+error[E0658]: non-reference pattern used to match a reference (see issue #42640)
+  --> $DIR/E0029-teach.rs:17:9
+   |
+17 |         "hello" ... "world" => {}
+   |         ^^^^^^^^^^^^^^^^^^^ help: consider using a reference: `&"hello" ... "world"`
+   |
+   = help: add #![feature(match_default_bindings)] to the crate attributes to enable
+
+error[E0029]: only char and numeric types are allowed in range patterns
+  --> $DIR/E0029-teach.rs:17:9
+   |
+17 |         "hello" ... "world" => {}
+   |         ^^^^^^^^^^^^^^^^^^^ ranges require char or numeric types
+   |
+   = note: start type: &'static str
+   = note: end type: &'static str
+   = note: In a match expression, only numbers and characters can be matched against a range. This is because the compiler checks that the range is non-empty at compile-time, and is unable to evaluate arbitrary comparison functions. If you want to capture values of an orderable type between two end-points, you can use a guard.
+
+error: aborting due to 2 previous errors
+

src/test/ui/error-codes/E0023.stderr

@@ -0,0 +1,19 @@
+error[E0658]: non-reference pattern used to match a reference (see issue #42640)
+  --> $DIR/E0029.rs:15:9
+   |
+15 |         "hello" ... "world" => {}
+   |         ^^^^^^^^^^^^^^^^^^^ help: consider using a reference: `&"hello" ... "world"`
+   |
+   = help: add #![feature(match_default_bindings)] to the crate attributes to enable
+
+error[E0029]: only char and numeric types are allowed in range patterns
+  --> $DIR/E0029.rs:15:9
+   |
+15 |         "hello" ... "world" => {}
+   |         ^^^^^^^^^^^^^^^^^^^ ranges require char or numeric types
+   |
+   = note: start type: &'static str
+   = note: end type: &'static str
+
+error: aborting due to 2 previous errors
+

src/test/compile-fail/E0025.rs renamed to src/test/ui/error-codes/E0025.rs

@@ -0,0 +1,18 @@
+// Copyright 2016 The Rust Project Developers. See the COPYRIGHT
+// file at the top-level directory of this distribution and at
+// http://rust-lang.org/COPYRIGHT.
+//
+// Licensed under the Apache License, Version 2.0 <LICENSE-APACHE or
+// http://www.apache.org/licenses/LICENSE-2.0> or the MIT license
+// <LICENSE-MIT or http://opensource.org/licenses/MIT>, at your
+// option. This file may not be copied, modified, or distributed
+// except according to those terms.
+
+// compile-flags: -Z teach
+
+fn main() {
+    match 5u32 {
+        1000 ... 5 => {}
+        //~^ ERROR lower range bound must be less than or equal to upper
+    }
+}

src/test/ui/error-codes/E0025.stderr

@@ -0,0 +1,10 @@
+error[E0030]: lower range bound must be less than or equal to upper
+  --> $DIR/E0030-teach.rs:15:9
+   |
+15 |         1000 ... 5 => {}
+   |         ^^^^ lower bound larger than upper bound
+   |
+   = note: When matching against a range, the compiler verifies that the range is non-empty. Range patterns include both end-points, so this is equivalent to requiring the start of the range to be less than or equal to the end of the range.
+
+error: aborting due to previous error
+

src/test/ui/error-codes/E0026-teach.rs

@@ -0,0 +1,8 @@
+error[E0030]: lower range bound must be less than or equal to upper
+  --> $DIR/E0030.rs:14:9
+   |
+14 |         1000 ... 5 => {}
+   |         ^^^^ lower bound larger than upper bound
+
+error: aborting due to previous error
+