test: Remove fn@, fn~, and fn& from the test suite. rs=defun

doc/tutorial.md

@@ -2291,13 +2291,12 @@ be private. But this encapsulation is at the module level, not the
 struct level. Note that fields and methods are _public_ by default.
 
 ~~~
-mod farm {
-# use farm;
+pub mod farm {
 # pub type Chicken = int;
 # type Cow = int;
 # enum Human = int;
 # impl Human { fn rest(&self) { } }
-# pub fn make_me_a_farm() -> farm::Farm { farm::Farm { chickens: ~[], cows: ~[], farmer: Human(0) } }
+# pub fn make_me_a_farm() -> Farm { Farm { chickens: ~[], cows: ~[], farmer: Human(0) } }
     pub struct Farm {
         priv chickens: ~[Chicken],
         priv cows: ~[Cow],

src/test/auxiliary/cci_nested_lib.rs

@@ -14,7 +14,7 @@ use core::dvec::DVec;
 
 pub struct Entry<A,B> {key: A, value: B}
 
-pub struct alist<A,B> { eq_fn: fn@(A,A) -> bool, data: DVec<Entry<A,B>> }
+pub struct alist<A,B> { eq_fn: @fn(A,A) -> bool, data: DVec<Entry<A,B>> }
 
 pub fn alist_add<A:Copy,B:Copy>(lst: alist<A,B>, k: A, v: B) {
     lst.data.push(Entry{key:k, value:v});

src/test/auxiliary/issue4516_ty_param_lib.rs

@@ -9,5 +9,6 @@
 // except according to those terms.
 
 pub fn to_closure<A:Durable + Copy>(x: A) -> @fn() -> A {
-    fn@() -> A { copy x }
+    let result: @fn() -> A = || copy x;
+    result
 }

src/test/bench/core-std.rs

@@ -16,7 +16,7 @@ use std::time::precise_time_s;
 use std::oldmap;
 use std::oldmap::{Map, HashMap};
 
-use io::{Reader, ReaderUtil};
+use core::io::{Reader, ReaderUtil};
 
 macro_rules! bench (
     ($id:ident) => (maybe_run_test(argv, stringify!($id).to_owned(), $id))

src/test/bench/core-vec-append.rs

@@ -11,8 +11,8 @@
 // A raw test of vector appending performance.
 
 extern mod std;
-use dvec::DVec;
-use io::WriterUtil;
+use core::dvec::DVec;
+use core::io::WriterUtil;
 
 fn collect_raw(num: uint) -> ~[uint] {
     let mut result = ~[];

src/test/bench/graph500-bfs.rs

@@ -267,7 +267,7 @@ fn pbfs(&&graph: arc::ARC<graph>, key: node_id) -> bfs_result {
         colors = do par::mapi(*color_vec) {
             let colors = arc::clone(&color);
             let graph = arc::clone(&graph);
-            fn~(+i: uint, +c: &color) -> color {
+            let result: ~fn(+x: uint, +y: &color) -> color = |i, c| {
                 let colors = arc::get(&colors);
                 let graph = arc::get(&graph);
                 match *c {
@@ -290,20 +290,22 @@ fn pbfs(&&graph: arc::ARC<graph>, key: node_id) -> bfs_result {
                   gray(parent) => { black(parent) }
                   black(parent) => { black(parent) }
                 }
-            }
+            };
+            result
         };
         assert(colors.len() == old_len);
     }
 
     // Convert the results.
     do par::map(colors) {
-        fn~(c: &color) -> i64 {
+        let result: ~fn(c: &color) -> i64 = |c| {
             match *c {
                 white => { -1i64 }
                 black(parent) => { parent }
                 _ => { fail!(~"Found remaining gray nodes in BFS") }
             }
-        }
+        };
+        result
     }
 }
 
@@ -387,14 +389,15 @@ fn validate(edges: ~[(node_id, node_id)],
 
     let status = do par::alli(tree) {
         let edges = copy edges;
-        fn~(+u: uint, v: &i64) -> bool {
+        let result: ~fn(+x: uint, v: &i64) -> bool = |u, v| {
             let u = u as node_id;
             if *v == -1i64 || u == root {
                 true
             } else {
                 edges.contains(&(u, *v)) || edges.contains(&(*v, u))
             }
-        }
+        };
+        result
     };
 
     if !status { return status }

src/test/bench/msgsend-pipes-shared.rs

@@ -21,10 +21,10 @@
 #[legacy_modes];
 
 extern mod std;
-use io::Writer;
-use io::WriterUtil;
+use core::io::Writer;
+use core::io::WriterUtil;
 
-use comm::{Port, Chan, SharedChan};
+use core::comm::{Port, Chan, SharedChan};
 
 macro_rules! move_out (
     { $x:expr } => { unsafe { let y = *ptr::addr_of(&($x)); y } }

src/test/bench/msgsend-pipes.rs

@@ -17,10 +17,10 @@
 #[legacy_modes];
 
 extern mod std;
-use io::Writer;
-use io::WriterUtil;
+use core::io::Writer;
+use core::io::WriterUtil;
 
-use comm::{Port, PortSet, Chan, stream};
+use core::comm::{Port, PortSet, Chan, stream};
 
 macro_rules! move_out (
     { $x:expr } => { unsafe { let y = *ptr::addr_of(&($x)); y } }

src/test/bench/shootout-fasta.rs

@@ -16,7 +16,7 @@
  * http://shootout.alioth.debian.org/
  */
 extern mod std;
-use io::WriterUtil;
+use core::io::WriterUtil;
 
 fn LINE_LENGTH() -> uint { return 60u; }
 

src/test/bench/shootout-k-nucleotide-pipes.rs

@@ -17,9 +17,9 @@ extern mod std;
 use std::oldmap;
 use std::oldmap::HashMap;
 use std::sort;
-use io::ReaderUtil;
-use comm::{stream, Port, Chan};
-use cmp::Ord;
+use core::io::ReaderUtil;
+use core::comm::{stream, Port, Chan};
+use core::cmp::Ord;
 
 // given a map, print a sorted version of it
 fn sort_and_fmt(mm: HashMap<~[u8], uint>, total: uint) -> ~str {

src/test/bench/shootout-mandelbrot.rs

@@ -24,7 +24,7 @@
 //
 //  writes pbm image to output path
 
-use io::WriterUtil;
+use core::io::WriterUtil;
 use core::hashmap::linear::LinearMap;
 
 struct cmplx {

src/test/bench/shootout-nbody.rs

@@ -45,7 +45,7 @@ fn main() {
     io::println(fmt!("%f", NBodySystem::energy(bodies)));
 }
 
-mod NBodySystem {
+pub mod NBodySystem {
     use Body;
 
     pub fn make() -> ~[Body::Props] {
@@ -162,7 +162,7 @@ mod NBodySystem {
     }
 }
 
-mod Body {
+pub mod Body {
     use Body;
 
     pub const PI: float = 3.141592653589793;

src/test/bench/shootout-pfib.rs

@@ -29,7 +29,7 @@ use core::comm::*;
 use core::io::WriterUtil;
 
 use core::result;
-use result::{Ok, Err};
+use core::result::{Ok, Err};
 
 fn fib(n: int) -> int {
     fn pfib(c: Chan<int>, n: int) {

src/test/bench/std-smallintmap.rs

@@ -12,7 +12,7 @@
 
 extern mod std;
 use std::smallintmap::SmallIntMap;
-use io::WriterUtil;
+use core::io::WriterUtil;
 
 fn append_sequential(min: uint, max: uint, map: &mut SmallIntMap<uint>) {
     for uint::range(min, max) |i| {

src/test/bench/sudoku.rs

@@ -13,7 +13,8 @@
 extern mod std;
 
 use std::bitv;
-use io::{ReaderUtil, WriterUtil};
+use core::io::{ReaderUtil, WriterUtil};
+use core::io;
 
 // Computes a single solution to a given 9x9 sudoku
 //

src/test/bench/task-perf-alloc-unwind.rs

@@ -46,7 +46,7 @@ type nillist = List<()>;
 struct State {
     box: @nillist,
     unique: ~nillist,
-    fn_box: fn@() -> @nillist,
+    fn_box: @fn() -> @nillist,
     tuple: (@nillist, ~nillist),
     vec: ~[@nillist],
     res: r
@@ -78,7 +78,7 @@ fn recurse_or_fail(depth: int, st: Option<State>) {
             State {
                 box: @Nil,
                 unique: ~Nil,
-                fn_box: fn@() -> @nillist { @Nil::<()> },
+                fn_box: || @Nil::<()>,
                 tuple: (@Nil, ~Nil),
                 vec: ~[@Nil],
                 res: r(@Nil)
@@ -90,7 +90,7 @@ fn recurse_or_fail(depth: int, st: Option<State>) {
             State {
                 box: @Cons((), st.box),
                 unique: ~Cons((), @*st.unique),
-                fn_box: fn@() -> @nillist { @Cons((), fn_box()) },
+                fn_box: || @Cons((), fn_box()),
                 tuple: (@Cons((), st.tuple.first()),
                         ~Cons((), @*st.tuple.second())),
                 vec: st.vec + ~[@Cons((), st.vec.last())],

src/test/bench/task-perf-linked-failure.rs

@@ -46,7 +46,7 @@ fn grandchild_group(num_tasks: uint) {
     // Master grandchild task exits early.
 }
 
-fn spawn_supervised_blocking(myname: &str, +f: fn~()) {
+fn spawn_supervised_blocking(myname: &str, +f: ~fn()) {
     let mut res = None;
     task::task().future_result(|+r| res = Some(r)).supervised().spawn(f);
     error!("%s group waiting", myname);

src/test/compile-fail/assign-to-method.rs

@@ -28,5 +28,5 @@ fn cat(in_x : uint, in_y : int) -> cat {
 
 fn main() {
   let nyan : cat = cat(52u, 99);
-  nyan.speak = fn@() { debug!("meow"); }; //~ ERROR attempted to take value of method
+  nyan.speak = || debug!("meow"); //~ ERROR attempted to take value of method
 }

src/test/compile-fail/borrowck-addr-of-upvar.rs

@@ -8,16 +8,19 @@
 // option. This file may not be copied, modified, or distributed
 // except according to those terms.
 
-fn foo(x: @int) -> fn@() -> &static/int {
-    fn@() -> &static/int {&*x} //~ ERROR illegal borrow
+fn foo(x: @int) -> @fn() -> &static/int {
+    let result: @fn() -> &static/int = || &*x;  //~ ERROR illegal borrow
+    result
 }
 
-fn bar(x: @int) -> fn@() -> &int {
-    fn@() -> &int {&*x} //~ ERROR illegal borrow
+fn bar(x: @int) -> @fn() -> &int {
+    let result: @fn() -> &int = || &*x; //~ ERROR illegal borrow
+    result
 }
 
-fn zed(x: @int) -> fn@() -> int {
-    fn@() -> int {*&*x}
+fn zed(x: @int) -> @fn() -> int {
+    let result: @fn() -> int = || *&*x;
+    result
 }
 
 fn main() {

src/test/compile-fail/borrowck-call-sendfn.rs

@@ -10,7 +10,11 @@
 
 // xfail-test #2978
 
-fn call(x: @{f: fn~()}) {
+struct Foo {
+    f: ~fn()
+}
+
+fn call(x: @Foo) {
     x.f(); //~ ERROR foo
     //~^ NOTE bar
 }

src/test/compile-fail/borrowck-loan-blocks-move-cc.rs

@@ -22,7 +22,7 @@ fn box_imm() {
 
     let v = ~3;
     let _w = &v; //~ NOTE loan of immutable local variable granted here
-    task::spawn(fn~() {
+    task::spawn(|| {
         debug!("v=%d", *v);
         //~^ ERROR by-move capture of immutable local variable prohibited due to outstanding loan
     });

src/test/compile-fail/do2.rs

@@ -8,7 +8,7 @@
 // option. This file may not be copied, modified, or distributed
 // except according to those terms.
 
-fn f(f: fn@(int) -> bool) -> bool { f(10i) }
+fn f(f: @fn(int) -> bool) -> bool { f(10i) }
 
 fn main() {
     assert do f() |i| { i == 10i } == 10i;

src/test/compile-fail/fn-variance-2.rs

@@ -8,8 +8,9 @@
 // option. This file may not be copied, modified, or distributed
 // except according to those terms.
 
-fn reproduce<T:Copy>(t: T) -> fn@() -> T {
-    fn@() -> T { t }
+fn reproduce<T:Copy>(t: T) -> @fn() -> T {
+    let result: @fn() -> T = || t;
+    result
 }
 
 fn main() {
@@ -17,7 +18,7 @@ fn main() {
     // with the lower bound @mut int
     let x = @mut 3;
 
-    // type of r is fn@() -> X
+    // type of r is @fn() -> X
     let r = reproduce(x);
 
     // Requires that X be a subtype of

src/test/compile-fail/fn-variance-3.rs

@@ -8,12 +8,13 @@
 // option. This file may not be copied, modified, or distributed
 // except according to those terms.
 
-fn mk_identity<T:Copy>() -> fn@(T) -> T {
-    fn@(t: T) -> T { t }
+fn mk_identity<T:Copy>() -> @fn(T) -> T {
+    let result: @fn(t: T) -> T = |t| t;
+    result
 }
 
 fn main() {
-    // type of r is fn@(X) -> X
+    // type of r is @fn(X) -> X
     // for some fresh X
     let r = mk_identity();
 

src/test/compile-fail/issue-1451.rs

@@ -9,8 +9,8 @@
 // except according to those terms.
 
 // xfail-test
-struct T { f: fn@() };
-struct S { f: fn@() };
+struct T { f: @fn() };
+struct S { f: @fn() };
 
 fn fooS(t: S) {
 }
@@ -22,11 +22,11 @@ fn bar() {
 }
 
 fn main() {
-    let x: fn@() = bar;
+    let x: @fn() = bar;
     fooS(S {f: x});
     fooS(S {f: bar});
 
-    let x: fn@() = bar;
+    let x: @fn() = bar;
     fooT(T {f: x});
     fooT(T {f: bar});
 }

src/test/compile-fail/issue-1896-1.rs

@@ -8,10 +8,11 @@
 // option. This file may not be copied, modified, or distributed
 // except according to those terms.
 
-struct boxedFn { theFn: fn~() -> uint }
+struct boxedFn { theFn: ~fn() -> uint }
 
 fn createClosure (closedUint: uint) -> boxedFn {
-    boxedFn {theFn: fn@ () -> uint { closedUint }} //~ ERROR mismatched types
+    let result: @fn() -> uint = || closedUint;
+    boxedFn { theFn: result } //~ ERROR mismatched types
 }
 
 fn main () {

src/test/compile-fail/issue-2074.rs

@@ -10,13 +10,13 @@
 
 // xfail-test
 fn main() {
-    let one = fn@() -> uint {
+    let one: @fn() -> uint = || {
         enum r { a };
-        return a as uint;
+        a as uint
     };
-    let two = fn@() -> uint {
+    let two = @fn() -> uint = || {
         enum r { a };
-        return a as uint;
+        a as uint
     };
     one(); two();
 }

src/test/compile-fail/kindck-nonsendable-1.rs

@@ -12,7 +12,7 @@ fn foo(_x: @uint) {}
 
 fn main() {
     let x = @3u;
-    let _ = fn~() { foo(x); }; //~ ERROR value has non-owned type `@uint`
-    let _ = fn~() { foo(x); }; //~ ERROR value has non-owned type `@uint`
-    let _ = fn~() { foo(x); }; //~ ERROR value has non-owned type `@uint`
+    let _: ~fn() = || foo(x); //~ ERROR value has non-owned type `@uint`
+    let _: ~fn() = || foo(x); //~ ERROR value has non-owned type `@uint`
+    let _: ~fn() = || foo(x); //~ ERROR value has non-owned type `@uint`
 }

src/test/compile-fail/kindck-owned.rs

@@ -8,12 +8,14 @@
 // option. This file may not be copied, modified, or distributed
 // except according to those terms.
 
-fn copy1<T:Copy>(t: T) -> fn@() -> T {
-    fn@() -> T { t } //~ ERROR value may contain borrowed pointers
+fn copy1<T:Copy>(t: T) -> @fn() -> T {
+    let result: @fn() -> T = || t; //~ ERROR value may contain borrowed pointers
+    result
 }
 
-fn copy2<T:Copy + &static>(t: T) -> fn@() -> T {
-    fn@() -> T { t }
+fn copy2<T:Copy + &static>(t: T) -> @fn() -> T {
+    let result: @fn() -> T = || t;
+    result
 }
 
 fn main() {
@@ -23,7 +25,10 @@ fn main() {
     copy2(@3);
     copy2(@&x); //~ ERROR does not fulfill `&static`
 
-    copy2(fn@() {});
-    copy2(fn~() {}); //~ ERROR does not fulfill `Copy`
-    copy2(fn&() {}); //~ ERROR does not fulfill `&static`
+    let boxed: @fn() = || {};
+    copy2(boxed);
+    let owned: ~fn() = || {};
+    copy2(owned);    //~ ERROR does not fulfill `Copy`
+    let borrowed: &fn() = || {};
+    copy2(borrowed); //~ ERROR does not fulfill `&static`
 }

src/test/compile-fail/lambda-mutate-nested.rs

@@ -9,13 +9,13 @@
 // except according to those terms.
 
 // error-pattern:assigning to captured outer immutable variable in a stack closure
-// Make sure that nesting a block within a fn@ doesn't let us
-// mutate upvars from a fn@.
-fn f2(x: fn()) { x(); }
+// Make sure that nesting a block within a @fn doesn't let us
+// mutate upvars from a @fn.
+fn f2(x: &fn()) { x(); }
 
 fn main() {
     let i = 0;
-    let ctr = fn@ () -> int { f2(|| i = i + 1 ); return i; };
+    let ctr: @fn() -> int = || { f2(|| i = i + 1 ); i };
     log(error, ctr());
     log(error, ctr());
     log(error, ctr());

src/test/compile-fail/lambda-mutate.rs

@@ -9,10 +9,10 @@
 // except according to those terms.
 
 // error-pattern:assigning to captured outer variable in a heap closure
-// Make sure we can't write to upvars from fn@s
+// Make sure we can't write to upvars from @fns
 fn main() {
     let i = 0;
-    let ctr = fn@ () -> int { i = i + 1; return i; };
+    let ctr: @fn() -> int = || { i = i + 1; i };
     log(error, ctr());
     log(error, ctr());
     log(error, ctr());

src/test/compile-fail/liveness-block-unint.rs

@@ -8,10 +8,10 @@
 // option. This file may not be copied, modified, or distributed
 // except according to those terms.
 
-fn force(f: fn()) { f(); }
+fn force(f: &fn()) { f(); }
 fn main() {
     let x: int;
-    force(fn&() {
+    force(|| {
         log(debug, x); //~ ERROR capture of possibly uninitialized variable: `x`
     });
 }

src/test/compile-fail/liveness-init-in-called-fn-expr.rs

@@ -9,9 +9,9 @@
 // except according to those terms.
 
 fn main() {
-    let j = fn@() -> int {
+    let j: @fn() -> int = || {
         let i: int;
-        return i; //~ ERROR use of possibly uninitialized variable: `i`
+        i //~ ERROR use of possibly uninitialized variable: `i`
     };
     j();
 }

src/test/compile-fail/liveness-init-in-fn-expr.rs

@@ -9,9 +9,9 @@
 // except according to those terms.
 
 fn main() {
-    let f = fn@() -> int {
+    let f: @fn() -> int = || {
         let i: int;
-        return i; //~ ERROR use of possibly uninitialized variable: `i`
+        i //~ ERROR use of possibly uninitialized variable: `i`
     };
     log(error, f());
 }

src/test/compile-fail/liveness-issue-2163.rs

@@ -10,7 +10,7 @@
 
 fn main() {
     let a: ~[int] = ~[];
-    vec::each(a, fn@(_x: &int) -> bool {
-        //~^ ERROR not all control paths return a value
+    vec::each(a, |_| -> bool {
+        //~^ ERROR mismatched types
     });
 }

src/test/compile-fail/liveness-unused.rs

@@ -68,5 +68,5 @@ impl Drop for r {
 
 fn main() {
     let x = r { x: () };
-    fn@() { copy x; }; //~ ERROR copying a value of non-copyable type
+    || { copy x; }; //~ ERROR copying a value of non-copyable type
 }

src/test/compile-fail/omitted-arg-wrong-types.rs

@@ -9,12 +9,12 @@
 // except according to those terms.
 
 // xfail-test - #2093
-fn let_in<T>(x: T, f: fn(T)) {}
+fn let_in<T>(x: T, f: &fn(T)) {}
 
 fn main() {
-    let_in(3u, fn&(i) { assert i == 3; });
+    let_in(3u, |i| { assert i == 3; });
     //~^ ERROR expected `uint` but found `int`
 
-    let_in(3, fn&(i) { assert i == 3u; });
+    let_in(3, |i| { assert i == 3u; });
     //~^ ERROR expected `int` but found `uint`
 }

src/test/compile-fail/pure-subtyping.rs

@@ -12,36 +12,36 @@
 
 fn take<T>(_v: T) {}
 
-fn assign_to_pure(x: pure fn(), y: fn(), z: unsafe fn()) {
-    take::<pure fn()>(x);
-    take::<pure fn()>(y); //~ ERROR expected pure fn but found impure fn
-    take::<pure fn()>(z); //~ ERROR expected pure fn but found unsafe fn
+fn assign_to_pure(x: &pure fn(), y: &fn(), z: &unsafe fn()) {
+    take::<&pure fn()>(x);
+    take::<&pure fn()>(y); //~ ERROR expected pure fn but found impure fn
+    take::<&pure fn()>(z); //~ ERROR expected pure fn but found unsafe fn
 }
 
-fn assign_to_impure(x: pure fn(), y: fn(), z: unsafe fn()) {
-    take::<fn()>(x);
-    take::<fn()>(y);
-    take::<fn()>(z); //~ ERROR expected impure fn but found unsafe fn
+fn assign_to_impure(x: &pure fn(), y: &fn(), z: &unsafe fn()) {
+    take::<&fn()>(x);
+    take::<&fn()>(y);
+    take::<&fn()>(z); //~ ERROR expected impure fn but found unsafe fn
 }
 
-fn assign_to_unsafe(x: pure fn(), y: fn(), z: unsafe fn()) {
-    take::<unsafe fn()>(x);
-    take::<unsafe fn()>(y);
-    take::<unsafe fn()>(z);
+fn assign_to_unsafe(x: &pure fn(), y: &fn(), z: &unsafe fn()) {
+    take::<&unsafe fn()>(x);
+    take::<&unsafe fn()>(y);
+    take::<&unsafe fn()>(z);
 }
 
-fn assign_to_pure2(x: pure fn@(), y: fn@(), z: unsafe fn@()) {
-    take::<pure fn()>(x);
-    take::<pure fn()>(y); //~ ERROR expected pure fn but found impure fn
-    take::<pure fn()>(z); //~ ERROR expected pure fn but found unsafe fn
+fn assign_to_pure2(x: @pure fn(), y: @fn(), z: @unsafe fn()) {
+    take::<&pure fn()>(x);
+    take::<&pure fn()>(y); //~ ERROR expected pure fn but found impure fn
+    take::<&pure fn()>(z); //~ ERROR expected pure fn but found unsafe fn
 
-    take::<pure fn~()>(x); //~ ERROR expected ~ closure, found @ closure
-    take::<pure fn~()>(y); //~ ERROR expected ~ closure, found @ closure
-    take::<pure fn~()>(z); //~ ERROR expected ~ closure, found @ closure
+    take::<~pure fn()>(x); //~ ERROR expected ~ closure, found @ closure
+    take::<~pure fn()>(y); //~ ERROR expected ~ closure, found @ closure
+    take::<~pure fn()>(z); //~ ERROR expected ~ closure, found @ closure
 
-    take::<unsafe fn~()>(x); //~ ERROR expected ~ closure, found @ closure
-    take::<unsafe fn~()>(y); //~ ERROR expected ~ closure, found @ closure
-    take::<unsafe fn~()>(z); //~ ERROR expected ~ closure, found @ closure
+    take::<~unsafe fn()>(x); //~ ERROR expected ~ closure, found @ closure
+    take::<~unsafe fn()>(y); //~ ERROR expected ~ closure, found @ closure
+    take::<~unsafe fn()>(z); //~ ERROR expected ~ closure, found @ closure
 }
 
 fn main() {

src/test/compile-fail/regions-fns.rs

@@ -12,7 +12,7 @@
 // we reported errors in this case:
 
 fn not_ok(a: &uint, b: &b/uint) {
-    let mut g: fn@(x: &uint) = fn@(x: &b/uint) {};
+    let mut g: @fn(x: &uint) = |x: &b/uint| {};
     //~^ ERROR mismatched types
     g(a);
 }

src/test/compile-fail/regions-infer-contravariance-due-to-ret.rs

@@ -14,7 +14,7 @@
 // the normal case.
 
 struct contravariant {
-    f: fn@() -> &self/int
+    f: @fn() -> &self/int
 }
 
 fn to_same_lifetime(bi: contravariant/&r) {

src/test/compile-fail/regions-infer-covariance-due-to-arg.rs

@@ -13,7 +13,7 @@
 // You can upcast to a *larger region* but not a smaller one.
 
 struct covariant {
-    f: fn@(x: &self/int) -> int
+    f: @fn(x: &self/int) -> int
 }
 
 fn to_same_lifetime(bi: covariant/&r) {

src/test/compile-fail/regions-infer-invariance-due-to-mutability-3.rs

@@ -9,7 +9,7 @@
 // except according to those terms.
 
 struct invariant {
-    f: fn@(x: @mut &self/int)
+    f: @fn(x: @mut &self/int)
 }
 
 fn to_same_lifetime(bi: invariant/&r) {

src/test/compile-fail/regions-infer-invariance-due-to-mutability-4.rs

@@ -9,7 +9,7 @@
 // except according to those terms.
 
 struct invariant {
-    f: fn@() -> @mut &self/int
+    f: @fn() -> @mut &self/int
 }
 
 fn to_same_lifetime(bi: invariant/&r) {

src/test/compile-fail/regions-infer-not-param.rs

@@ -13,15 +13,15 @@ struct direct {
 }
 
 struct indirect1 {
-    g: fn@(direct)
+    g: @fn(direct)
 }
 
 struct indirect2 {
-    g: fn@(direct/&)
+    g: @fn(direct/&)
 }
 
 struct indirect3 {
-    g: fn@(direct/&self)
+    g: @fn(direct/&self)
 }
 
 fn take_direct(p: direct) -> direct { p } //~ ERROR mismatched types

src/test/compile-fail/regions-infer-region-in-fn-but-not-type.rs

@@ -11,7 +11,7 @@
 
 // check that the &int here does not cause us to think that `foo`
 // contains region pointers
-enum foo = fn~(x: &int);
+enum foo = ~fn(x: &int);
 
 fn take_foo(x: foo/&) {} //~ ERROR no region bound is allowed on `foo`
 

src/test/compile-fail/regions-nested-fns-2.rs

@@ -12,9 +12,8 @@ fn ignore<T>(_t: T) {}
 
 fn nested() {
     let y = 3;
-    ignore(fn&(z: &z/int) -> &z/int {
-        if false { return &y; } //~ ERROR illegal borrow
-        return z;
+    ignore(|z: &z/int| -> &z/int {
+        if false { &y } else { z } //~ ERROR illegal borrow
     });
 }
 

src/test/compile-fail/regions-nested-fns.rs

@@ -14,13 +14,13 @@ fn nested(x: &x/int) {
     let y = 3;
     let mut ay = &y; //~ ERROR cannot infer an appropriate lifetime
 
-    ignore(fn&(z: &z/int) {
+    ignore(|z: &z/int| {
         ay = x;
         ay = &y;  //~ ERROR cannot infer an appropriate lifetime
         ay = z;
     });
 
-    ignore(fn&(z: &z/int) -> &z/int {
+    ignore(|z: &z/int| -> &z/int {
         if false { return x; }  //~ ERROR mismatched types
         if false { return ay; }
         return z;

src/test/compile-fail/regions-scoping.rs

@@ -12,13 +12,12 @@ fn with<T>(t: T, f: fn(T)) { f(t) }
 
 fn nested<'x>(x: &'x int) {  // (1)
     do with(
-        fn&(x: &'x int, // Refers to the region `x` at (1)
-            y: &'y int, // A fresh region `y` (2)
-            z: fn<'z>(x: &'x int, // Refers to `x` at (1)
-                      y: &'y int, // Refers to `y` at (2)
-                      z: &'z int) -> &'z int) // A fresh region `z` (3)
-            -> &x/int {
-
+        |x: &'x int, // Refers to the region `x` at (1)
+         y: &'y int, // A fresh region `y` (2)
+         z: &fn<'z>(x: &'x int, // Refers to `x` at (1)
+                    y: &'y int, // Refers to `y` at (2)
+                    z: &'z int) -> &'z int| // A fresh region `z` (3)
+                 -> &x/int {
             if false { return z(x, y, x); }
 
             if false { return z(x, y, y); }

src/test/compile-fail/sendfn-is-not-a-lambda.rs

@@ -8,11 +8,11 @@
 // option. This file may not be copied, modified, or distributed
 // except according to those terms.
 
-fn test(f: fn@(uint) -> uint) -> uint {
+fn test(f: @fn(uint) -> uint) -> uint {
     return f(22u);
 }
 
 fn main() {
-    let f = fn~(x: uint) -> uint { return 4u; };
+    let f: ~fn(x: uint) -> uint = |x| 4u;
     log(debug, test(f)); //~ ERROR expected @ closure, found ~ closure
 }

src/test/compile-fail/spawn-non-nil-fn.rs

@@ -12,4 +12,4 @@
 
 extern mod std;
 
-fn main() { task::spawn(fn~() -> int { 10 }); }
+fn main() { task::spawn(|| -> int { 10 }); }

src/test/pretty/block-arg-disambig.rs

@@ -8,5 +8,5 @@
 // option. This file may not be copied, modified, or distributed
 // except according to those terms.
 
-fn blk1(b: fn()) -> fn@() { return fn@() { }; }
+fn blk1(b: &fn()) -> @fn() { return || { }; }
 fn test1() { (do blk1 { debug!("hi"); })(); }

src/test/run-fail/issue-2144.rs

@@ -13,7 +13,7 @@
 // Don't leak when the landing pads need to request more stack
 // than is allowed during normal execution
 
-fn useBlock(f: fn~() -> uint) { useBlock(|| 22u ) }
+fn useBlock(f: ~fn() -> uint) { useBlock(|| 22u ) }
 fn main() {
     useBlock(|| 22u );
 }

src/test/run-fail/unwind-box-fn-unique.rs

@@ -16,9 +16,9 @@ fn failfn() {
 
 fn main() {
     let y = ~0;
-    let x = @fn~() {
+    let x: @~fn() = @(|| {
         log(error, copy y);
-    };
+    });
     failfn();
     log(error, x);
 }

src/test/run-fail/unwind-box-fn.rs

@@ -16,7 +16,7 @@ fn failfn() {
 
 fn main() {
     let y = ~0;
-    let x = @fn@() {
+    let x: @@fn() = @|| {
         log(error, copy y);
     };
     failfn();

src/test/run-fail/unwind-closure.rs

@@ -16,6 +16,6 @@ fn f(a: @int) {
 
 fn main() {
     let b = @0;
-    let g : fn@() = || f(b);
+    let g: @fn() = || f(b);
     g();
 }

src/test/run-fail/unwind-lambda.rs

@@ -14,12 +14,13 @@ fn main() {
     let cheese = ~"roquefort";
     let carrots = @~"crunchy";
 
-    fn@(tasties: @~str, macerate: fn(~str)) {
+    let result: @fn(@~str, &fn(~str)) = (|tasties, macerate| {
         macerate(copy *tasties);
-    } (carrots, |food| {
+    });
+    result(carrots, |food| {
         let mush = food + cheese;
         let cheese = copy cheese;
-        let f = fn@() {
+        let f: &fn() = || {
             let chew = mush + cheese;
             fail!(~"so yummy")
         };

src/test/run-pass/alignment-gep-tup-like-1.rs

@@ -12,8 +12,9 @@ type pair<A,B> = {
     a: A, b: B
 };
 
-fn f<A:Copy + &static>(a: A, b: u16) -> fn@() -> (A, u16) {
-    fn@() -> (A, u16) { (a, b) }
+fn f<A:Copy + &static>(a: A, b: u16) -> @fn() -> (A, u16) {
+    let result: @fn() -> (A, u16) = || (a, b);
+    result
 }
 
 pub fn main() {

src/test/run-pass/alignment-gep-tup-like-2.rs

@@ -23,8 +23,9 @@ fn make_cycle<A:Copy>(a: A) {
     g.rec = Some(g);
 }
 
-fn f<A:Owned + Copy,B:Owned + Copy>(a: A, b: B) -> fn@() -> (A, B) {
-    fn@() -> (A, B) { (a, b) }
+fn f<A:Owned + Copy,B:Owned + Copy>(a: A, b: B) -> @fn() -> (A, B) {
+    let result: @fn() -> (A, B) = || (a, b);
+    result
 }
 
 pub fn main() {

src/test/run-pass/block-arg-call-as.rs

@@ -10,19 +10,15 @@
 
 extern mod std;
 
-fn asSendfn( f : fn~()->uint ) -> uint {
+fn asSendfn( f : ~fn()->uint ) -> uint {
    return f();
 }
 
-fn asLambda( f : fn@()->uint ) -> uint {
+fn asLambda( f : @fn()->uint ) -> uint {
    return f();
 }
 
-fn asBlock( f : fn&()->uint ) -> uint {
-   return f();
-}
-
-fn asAny( f : fn()->uint ) -> uint {
+fn asBlock( f : &fn()->uint ) -> uint {
    return f();
 }
 

src/test/run-pass/block-arg-used-as-lambda.rs

@@ -8,12 +8,12 @@
 // option. This file may not be copied, modified, or distributed
 // except according to those terms.
 
-fn to_lambda(f: fn@(uint) -> uint) -> fn@(uint) -> uint {
+fn to_lambda(f: @fn(uint) -> uint) -> @fn(uint) -> uint {
     return f;
 }
 
 pub fn main() {
-    let x: fn@(uint) -> uint = to_lambda(|x| x * 2u );
+    let x: @fn(uint) -> uint = to_lambda(|x| x * 2u );
     let y = to_lambda(x);
 
     let x_r = x(22u);

src/test/run-pass/cap-clause-move.rs

@@ -11,21 +11,21 @@
 pub fn main() {
     let x = ~1;
     let y = ptr::addr_of(&(*x)) as uint;
-    let lam_move = fn@() -> uint { ptr::addr_of(&(*x)) as uint };
+    let lam_move: @fn() -> uint = || ptr::addr_of(&(*x)) as uint;
     assert lam_move() == y;
 
     let x = ~2;
     let y = ptr::addr_of(&(*x)) as uint;
-    let lam_move: fn@() -> uint = || ptr::addr_of(&(*x)) as uint;
+    let lam_move: @fn() -> uint = || ptr::addr_of(&(*x)) as uint;
     assert lam_move() == y;
 
     let x = ~3;
     let y = ptr::addr_of(&(*x)) as uint;
-    let snd_move = fn~() -> uint { ptr::addr_of(&(*x)) as uint };
+    let snd_move: ~fn() -> uint = || ptr::addr_of(&(*x)) as uint;
     assert snd_move() == y;
 
     let x = ~4;
     let y = ptr::addr_of(&(*x)) as uint;
-    let lam_move: fn~() -> uint = || ptr::addr_of(&(*x)) as uint;
+    let lam_move: ~fn() -> uint = || ptr::addr_of(&(*x)) as uint;
     assert lam_move() == y;
 }

src/test/run-pass/class-implements-multiple-traits.rs

@@ -58,10 +58,8 @@ class cat : noisy, scratchy, bitey {
   new(in_x : uint, in_y : int, in_name: str)
     { self.meows = @mut in_x; self.how_hungry = @mut in_y;
       self.name = in_name; self.scratched = dvec();
-      let hsher: hashfn<body_part> =
-        fn@(p: body_part) -> uint { int::hash(p as int) };
-      let eqer : eqfn<body_part> =
-        fn@(p: body_part, q: body_part)  -> bool { p == q };
+      let hsher: hashfn<body_part> = |p| int::hash(p as int);
+      let eqer : eqfn<body_part> = |p, q| p == q;
       let t : hashmap<body_part, uint> =
         hashmap::<body_part, uint>(hsher, eqer);
       self.bite_counts = t;

src/test/run-pass/close-over-big-then-small-data.rs

@@ -16,8 +16,9 @@ type pair<A,B> = {
     a: A, b: B
 };
 
-fn f<A:Copy + &static>(a: A, b: u16) -> fn@() -> (A, u16) {
-    fn@() -> (A, u16) { (a, b) }
+fn f<A:Copy + &static>(a: A, b: u16) -> @fn() -> (A, u16) {
+    let result: @fn() -> (A, u16) = || (a, b);
+    result
 }
 
 pub fn main() {

src/test/run-pass/cycle-collection2.rs

@@ -8,13 +8,13 @@
 // option. This file may not be copied, modified, or distributed
 // except according to those terms.
 
-struct foo { z: fn@() }
+struct foo { z: @fn() }
 
 fn nop() { }
 fn nop_foo(_x : @mut foo) { }
 
 pub fn main() {
     let w = @mut foo{ z: || nop() };
-    let x: fn@() = || nop_foo(w);
+    let x: @fn() = || nop_foo(w);
     w.z = x;
 }

src/test/run-pass/cycle-collection4.rs

@@ -8,13 +8,13 @@
 // option. This file may not be copied, modified, or distributed
 // except according to those terms.
 
-struct foo { z : fn@() }
+struct foo { z : @fn() }
 
 fn nop() { }
 fn nop_foo(_y: ~[int], _x : @mut foo) { }
 
 pub fn main() {
     let w = @mut foo{ z: || nop() };
-    let x : fn@() = || nop_foo(~[], w);
+    let x : @fn() = || nop_foo(~[], w);
     w.z = x;
 }

src/test/run-pass/cycle-collection5.rs

@@ -8,7 +8,7 @@
 // option. This file may not be copied, modified, or distributed
 // except according to those terms.
 
-struct foo { z: fn@() }
+struct foo { z: @fn() }
 
 fn nop() { }
 fn nop_foo(_y: @int, _x: @mut foo) { }
@@ -17,6 +17,6 @@ fn o() -> @int { @10 }
 
 pub fn main() {
     let w = @mut foo { z: || nop() };
-    let x : fn@() = || nop_foo(o(), w);
+    let x : @fn() = || nop_foo(o(), w);
     w.z = x;
 }

src/test/run-pass/do-for-no-args.rs

@@ -10,9 +10,9 @@
 
 // Testing that we can drop the || in for/do exprs
 
-fn f(f: fn@() -> bool) { }
+fn f(f: @fn() -> bool) { }
 
-fn d(f: fn@()) { }
+fn d(f: @fn()) { }
 
 pub fn main() {
     for f { }

src/test/run-pass/do-stack.rs

@@ -8,7 +8,7 @@
 // option. This file may not be copied, modified, or distributed
 // except according to those terms.
 
-fn f(f: fn&(int)) { f(10) }
+fn f(f: &fn(int)) { f(10) }
 
 pub fn main() {
     do f() |i| { assert i == 10 }

src/test/run-pass/do1.rs

@@ -8,7 +8,7 @@
 // option. This file may not be copied, modified, or distributed
 // except according to those terms.
 
-fn f(f: fn@(int)) { f(10) }
+fn f(f: @fn(int)) { f(10) }
 
 pub fn main() {
     do f() |i| { assert i == 10 }

src/test/run-pass/do2.rs

@@ -8,7 +8,7 @@
 // option. This file may not be copied, modified, or distributed
 // except according to those terms.
 
-fn f(f: fn@(int) -> int) -> int { f(10) }
+fn f(f: @fn(int) -> int) -> int { f(10) }
 
 pub fn main() {
     assert do f() |i| { i } == 10;

src/test/run-pass/do3.rs

@@ -8,7 +8,7 @@
 // option. This file may not be copied, modified, or distributed
 // except according to those terms.
 
-fn f(f: fn@(int) -> int) -> int { f(10) }
+fn f(f: @fn(int) -> int) -> int { f(10) }
 
 pub fn main() {
     assert do f |i| { i } == 10;

src/test/run-pass/explicit-self-generic.rs

@@ -15,8 +15,8 @@ extern mod std;
  *
  * The hash should concentrate entropy in the lower bits.
  */
-type HashFn<K> = pure fn~(K) -> uint;
-type EqFn<K> = pure fn~(K, K) -> bool;
+type HashFn<K> = ~pure fn(K) -> uint;
+type EqFn<K> = ~pure fn(K, K) -> bool;
 
 struct LM { resize_at: uint, size: uint }
 

src/test/run-pass/expr-alt-generic-box1.rs

@@ -12,7 +12,7 @@
 
 
 // -*- rust -*-
-type compare<T> = fn@(@T, @T) -> bool;
+type compare<T> = @fn(@T, @T) -> bool;
 
 fn test_generic<T>(expected: @T, eq: compare<T>) {
     let actual: @T = match true { true => { expected }, _ => fail!() };

src/test/run-pass/expr-alt-generic-box2.rs

@@ -11,7 +11,7 @@
 // xfail-fast
 // -*- rust -*-
 
-type compare<T> = fn@(T, T) -> bool;
+type compare<T> = @fn(T, T) -> bool;
 
 fn test_generic<T:Copy>(expected: T, eq: compare<T>) {
     let actual: T = match true { true => { expected }, _ => fail!(~"wat") };

src/test/run-pass/expr-alt-generic-unique1.rs

@@ -11,7 +11,7 @@
 
 
 // -*- rust -*-
-type compare<T> = fn@(~T, ~T) -> bool;
+type compare<T> = @fn(~T, ~T) -> bool;
 
 fn test_generic<T:Copy>(expected: ~T, eq: compare<T>) {
     let actual: ~T = match true {

src/test/run-pass/expr-alt-generic-unique2.rs

@@ -11,7 +11,7 @@
 // xfail-fast
 // -*- rust -*-
 
-type compare<T> = fn@(T, T) -> bool;
+type compare<T> = @fn(T, T) -> bool;
 
 fn test_generic<T:Copy>(expected: T, eq: compare<T>) {
     let actual: T = match true {

src/test/run-pass/expr-alt-generic.rs

@@ -11,7 +11,7 @@
 // xfail-fast
 // -*- rust -*-
 
-type compare<T> = fn@(T, T) -> bool;
+type compare<T> = @fn(T, T) -> bool;
 
 fn test_generic<T:Copy>(expected: T, eq: compare<T>) {
   let actual: T = match true { true => { expected }, _ => fail!(~"wat") };

src/test/run-pass/expr-block-fn.rs

@@ -11,7 +11,7 @@
 
 
 fn test_fn() {
-    type t = fn@() -> int;
+    type t = @fn() -> int;
     fn ten() -> int { return 10; }
     let rs: t = { ten };
     //assert (rs() == 10);

src/test/run-pass/expr-block-generic-box1.rs

@@ -12,7 +12,7 @@
 
 
 // -*- rust -*-
-type compare<T> = fn@(@T, @T) -> bool;
+type compare<T> = @fn(@T, @T) -> bool;
 
 fn test_generic<T>(expected: @T, eq: compare<T>) {
     let actual: @T = { expected };

src/test/run-pass/expr-block-generic-box2.rs

@@ -12,7 +12,7 @@
 // xfail-fast
 #[legacy_modes];
 
-type compare<T> = fn@(T, T) -> bool;
+type compare<T> = @fn(T, T) -> bool;
 
 fn test_generic<T:Copy>(expected: T, eq: compare<T>) {
     let actual: T = { expected };

src/test/run-pass/expr-block-generic-unique1.rs

@@ -11,7 +11,7 @@
 
 
 // -*- rust -*-
-type compare<T> = fn@(~T, ~T) -> bool;
+type compare<T> = @fn(~T, ~T) -> bool;
 
 fn test_generic<T:Copy>(expected: ~T, eq: compare<T>) {
     let actual: ~T = { copy expected };

src/test/run-pass/expr-block-generic-unique2.rs

@@ -12,7 +12,7 @@
 // -*- rust -*-
 #[legacy_modes];
 
-type compare<T> = fn@(T, T) -> bool;
+type compare<T> = @fn(T, T) -> bool;
 
 fn test_generic<T:Copy>(expected: T, eq: compare<T>) {
     let actual: T = { expected };

src/test/run-pass/expr-block-generic.rs

@@ -13,7 +13,7 @@
 // xfail-fast
 
 // Tests for standalone blocks as expressions with dynamic type sizes
-type compare<T> = fn@(T, T) -> bool;
+type compare<T> = @fn(T, T) -> bool;
 
 fn test_generic<T:Copy>(expected: T, eq: compare<T>) {
     let actual: T = { expected };

src/test/run-pass/expr-if-generic-box1.rs

@@ -12,7 +12,7 @@
 
 
 // -*- rust -*-
-type compare<T> = fn@(@T, @T) -> bool;
+type compare<T> = @fn(@T, @T) -> bool;
 
 fn test_generic<T>(expected: @T, not_expected: @T, eq: compare<T>) {
     let actual: @T = if true { expected } else { not_expected };

src/test/run-pass/expr-if-generic-box2.rs

@@ -12,7 +12,7 @@
 // -*- rust -*-
 #[legacy_modes];
 
-type compare<T> = fn@(T, T) -> bool;
+type compare<T> = @fn(T, T) -> bool;
 
 fn test_generic<T:Copy>(expected: T, not_expected: T, eq: compare<T>) {
     let actual: T = if true { expected } else { not_expected };

src/test/run-pass/expr-if-generic.rs

@@ -12,7 +12,7 @@
 // -*- rust -*-
 
 // Tests for if as expressions with dynamic type sizes
-type compare<T> = fn@(T, T) -> bool;
+type compare<T> = @fn(T, T) -> bool;
 
 fn test_generic<T:Copy>(expected: T, not_expected: T, eq: compare<T>) {
     let actual: T = if true { expected } else { not_expected };

src/test/run-pass/fixed-point-bind-box.rs

@@ -10,15 +10,15 @@
 
 // xfail-fast
 
-fn fix_help<A, B>(f: extern fn(fn@(A) -> B, A) -> B, x: A) -> B {
+fn fix_help<A, B>(f: extern fn(@fn(A) -> B, A) -> B, x: A) -> B {
     return f( |a| fix_help(f, a), x);
 }
 
-fn fix<A, B>(f: extern fn(fn@(A) -> B, A) -> B) -> fn@(A) -> B {
+fn fix<A, B>(f: extern fn(@fn(A) -> B, A) -> B) -> @fn(A) -> B {
     return |a| fix_help(f, a);
 }
 
-fn fact_(f: fn@(v: int) -> int, n: int) -> int {
+fn fact_(f: @fn(v: int) -> int, n: int) -> int {
     // fun fact 0 = 1
     return if n == 0 { 1 } else { n * f(n - 1) };
 }

src/test/run-pass/fixed-point-bind-unique.rs

@@ -10,15 +10,15 @@
 
 // xfail-fast
 
-fn fix_help<A:&static,B:Owned>(f: extern fn(fn@(A) -> B, A) -> B, x: A) -> B {
+fn fix_help<A:&static,B:Owned>(f: extern fn(@fn(A) -> B, A) -> B, x: A) -> B {
     return f(|a| fix_help(f, a), x);
 }
 
-fn fix<A:&static,B:Owned>(f: extern fn(fn@(A) -> B, A) -> B) -> fn@(A) -> B {
+fn fix<A:&static,B:Owned>(f: extern fn(@fn(A) -> B, A) -> B) -> @fn(A) -> B {
     return |a| fix_help(f, a);
 }
 
-fn fact_(f: fn@(v: int) -> int, n: int) -> int {
+fn fact_(f: @fn(v: int) -> int, n: int) -> int {
     // fun fact 0 = 1
     return if n == 0 { 1 } else { n * f(n - 1) };
 }

src/test/run-pass/fn-assign-managed-to-bare-1.rs

@@ -8,12 +8,12 @@
 // option. This file may not be copied, modified, or distributed
 // except according to those terms.
 
-fn add(n: int) -> fn@(int) -> int {
-      fn@(m: int) -> int { m + n }
+fn add(n: int) -> @fn(int) -> int {
+    let result: @fn(int) -> int = |m| m + n;
+    result
 }
 
-pub fn main()
-{
+pub fn main() {
       assert add(3)(4) == 7;
       let add3 : fn(int)->int = add(3);
       assert add3(4) == 7;

src/test/run-pass/fn-assign-managed-to-bare-2.rs

@@ -8,20 +8,21 @@
 // option. This file may not be copied, modified, or distributed
 // except according to those terms.
 
-fn add(n: int) -> fn@(int) -> int {
-    fn@(m: int) -> int { m + n }
+fn add(n: int) -> @fn(int) -> int {
+    let result: @fn(int) -> int = |m| m + n;
+    result
 }
 
 pub fn main()
 {
     assert add(3)(4) == 7;
 
-    let add1 : fn@(int)->int = add(1);
+    let add1 : @fn(int)->int = add(1);
     assert add1(6) == 7;
 
-    let add2 : &(fn@(int)->int) = &add(2);
+    let add2 : &(@fn(int)->int) = &add(2);
     assert (*add2)(5) == 7;
 
-    let add3 : fn(int)->int = add(3);
+    let add3 : &fn(int)->int = add(3);
     assert add3(4) == 7;
 }

src/test/run-pass/fn-bare-coerce-to-shared.rs

@@ -10,7 +10,7 @@
 
 fn bare() {}
 
-fn likes_shared(f: fn@()) { f() }
+fn likes_shared(f: @fn()) { f() }
 
 pub fn main() {
     likes_shared(bare);

src/test/run-pass/fn-coerce-field.rs

@@ -9,7 +9,7 @@
 // except according to those terms.
 
 struct r {
-    field: fn@()
+    field: @fn()
 }
 
 pub fn main() {

src/test/run-pass/fn-type-infer.rs

@@ -9,6 +9,8 @@
 // except according to those terms.
 
 pub fn main() {
-    // We should be able to type infer inside of fn@s.
-    let f = fn@() { let i = 10; };
+    // We should be able to type infer inside of @fns.
+    let f = || {
+        let i = 10;
+    };
 }

src/test/run-pass/fun-call-variants.rs

@@ -9,7 +9,7 @@
 // option. This file may not be copied, modified, or distributed
 // except according to those terms.
 
-fn ho(f: fn@(int) -> int) -> int { let n: int = f(3); return n; }
+fn ho(f: @fn(int) -> int) -> int { let n: int = f(3); return n; }
 
 fn direct(x: int) -> int { return x + 1; }
 

src/test/run-pass/hashmap-memory.rs

@@ -29,7 +29,7 @@ mod map_reduce {
     use std::oldmap::HashMap;
     use core::comm::*;
 
-    pub type putter = fn@(~str, ~str);
+    pub type putter = @fn(~str, ~str);
 
     pub type mapper = extern fn(~str, putter);
 

src/test/run-pass/infer-with-expected.rs

@@ -13,7 +13,7 @@
 // type must be known in this context' if the passing down doesn't
 // happen.)
 
-fn eat_tup(_r: ~@(int, fn@(Pair) -> int)) {}
+fn eat_tup(_r: ~@(int, @fn(Pair) -> int)) {}
 fn eat_rec(_r: @~Rec) {}
 
 struct Rec { a: int, b: fn(Pair) -> int }

src/test/run-pass/issue-1516.rs

@@ -9,5 +9,5 @@
 // except according to those terms.
 
 // xfail-test
-pub fn main() {  let early_error: fn@(str) -> !  = {|msg| fail!() }; }
+pub fn main() {  let early_error: @fn(str) -> !  = {|msg| fail!() }; }
 

src/test/run-pass/issue-1895.rs

@@ -10,8 +10,7 @@
 
 pub fn main() {
   let x = 1;
-  let y = fn@() -> int {
-             x
-          }();
+  let y: @fn() -> int = || x;
+  let z = y();
 }
 

src/test/run-pass/issue-1989.rs

@@ -17,13 +17,13 @@ enum maybe_pointy {
 
 struct Pointy {
     a : maybe_pointy,
-    f : fn@()->(),
+    f : @fn()->(),
 }
 
 fn empty_pointy() -> @mut Pointy {
     return @mut Pointy{
         a : none,
-        f : fn@()->(){},
+        f : || {},
     }
 }
 

src/test/run-pass/issue-2185.rs

@@ -18,21 +18,21 @@ trait iterable<A> {
     fn iter(blk: fn(A));
 }
 
-impl<A> iterable<A> for fn@(fn(A)) {
+impl<A> iterable<A> for @fn(&fn(A)) {
     fn iter(blk: fn(A)) { self(blk); }
 }
 
-impl iterable<uint> for fn@(fn(uint)) {
+impl iterable<uint> for @fn(&fn(uint)) {
     fn iter(blk: fn(&&v: uint)) { self( |i| blk(i) ) }
 }
 
-fn filter<A,IA:iterable<A>>(self: IA, prd: fn@(A) -> bool, blk: fn(A)) {
+fn filter<A,IA:iterable<A>>(self: IA, prd: @fn(A) -> bool, blk: &fn(A)) {
     do self.iter |a| {
         if prd(a) { blk(a) }
     }
 }
 
-fn foldl<A,B,IA:iterable<A>>(self: IA, b0: B, blk: fn(B, A) -> B) -> B {
+fn foldl<A,B,IA:iterable<A>>(self: IA, b0: B, blk: &fn(B, A) -> B) -> B {
     let mut b = b0;
     do self.iter |a| {
         b = blk(b, a);
@@ -40,7 +40,7 @@ fn foldl<A,B,IA:iterable<A>>(self: IA, b0: B, blk: fn(B, A) -> B) -> B {
     b
 }
 
-fn range(lo: uint, hi: uint, it: fn(uint)) {
+fn range(lo: uint, hi: uint, it: &fn(uint)) {
     let mut i = lo;
     while i < hi {
         it(i);
@@ -49,8 +49,8 @@ fn range(lo: uint, hi: uint, it: fn(uint)) {
 }
 
 pub fn main() {
-    let range: fn@(fn&(uint)) = |a| range(0u, 1000u, a);
-    let filt: fn@(fn&(v: uint)) = |a| filter(
+    let range: @fn(&fn(uint)) = |a| range(0u, 1000u, a);
+    let filt: @fn(&fn(v: uint)) = |a| filter(
         range,
         |&&n: uint| n % 3u != 0u && n % 5u != 0u,
         a);