Add tests for parsing of patterns

Author: petrochenkov

src/test/compile-fail/issue-22426-1.rs renamed to src/test/parse-fail/pat-lt-bracket-1.rs

@@ -0,0 +1,21 @@
+// Copyright 2015 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.
+
+enum BtNode {
+    Node(u32,Box<BtNode>,Box<BtNode>),
+    Leaf(u32),
+}
+
+fn main() {
+    let y = match x {
+        Foo<T>::A(value) => value, //~ error: expected one of `=>`, `@`, `if`, or `|`, found `<`
+        Foo<T>::B => 7,
+    };
+}

src/test/compile-fail/issue-22426-2.rs renamed to src/test/parse-fail/pat-lt-bracket-2.rs

@@ -0,0 +1,13 @@
+// Copyright 2015 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.
+
+fn main() {
+    let v[0] = v[1]; //~ error: expected one of `:`, `;`, `=`, or `@`, found `[`
+}

src/test/compile-fail/issue-22426-3.rs renamed to src/test/parse-fail/pat-lt-bracket-3.rs

@@ -0,0 +1,13 @@
+// Copyright 2015 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.
+
+fn main() {
+    let Test(&desc[..]) = x; //~ error: expected one of `,` or `@`, found `[`
+}

src/test/parse-fail/pat-lt-bracket-4.rs

@@ -0,0 +1,13 @@
+// Copyright 2015 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.
+
+fn main() {
+    for thing(x[]) {} //~ error: expected one of `,` or `@`, found `[`
+}

src/test/parse-fail/pat-lt-bracket-5.rs

@@ -0,0 +1,15 @@
+// Copyright 2015 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.
+
+// Parsing of range patterns
+
+fn main() {
+    let macropus!() ... 11 = 12; //~ error: expected one of `:`, `;`, or `=`, found `...`
+}

src/test/parse-fail/pat-lt-bracket-6.rs

@@ -0,0 +1,15 @@
+// Copyright 2015 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.
+
+// Parsing of range patterns
+
+fn main() {
+    let 10 ... makropulos!() = 12; //~ error: expected one of `::`, `:`, `;`, or `=`, found `!`
+}

src/test/parse-fail/pat-lt-bracket-7.rs

@@ -0,0 +1,15 @@
+// Copyright 2015 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.
+
+// Parsing of range patterns
+
+fn main() {
+    let 10 ... 10 + 3 = 12; //~ expected one of `:`, `;`, or `=`, found `+`
+}