auto merge of #6487 : recrack/rust/vec_len, r=thestinger

Rename vec::len(var) to var.len()

```
libcore, libfuzzer, librustc, librustdoc, libstd, libsyntax
test/auxiliary
test/bench
test/run-pass
```

6 files changed, 25 insertions, 25 deletions

diff --git a/src/libcore/either.rs b/src/libcore/either.rs
index 618a484a515..8c16f5c6482 100644
--- a/src/libcore/either.rs
+++ b/src/libcore/either.rs
@@ -201,14 +201,14 @@ fn test_lefts() {
 fn test_lefts_none() {
     let input: ~[Either<int, int>] = ~[Right(10), Right(10)];
     let result = lefts(input);
-    assert_eq!(vec::len(result), 0u);
+    assert_eq!(result.len(), 0u);
 }
 
 #[test]
 fn test_lefts_empty() {
     let input: ~[Either<int, int>] = ~[];
     let result = lefts(input);
-    assert_eq!(vec::len(result), 0u);
+    assert_eq!(result.len(), 0u);
 }
 
 #[test]
@@ -222,14 +222,14 @@ fn test_rights() {
 fn test_rights_none() {
     let input: ~[Either<int, int>] = ~[Left(10), Left(10)];
     let result = rights(input);
-    assert_eq!(vec::len(result), 0u);
+    assert_eq!(result.len(), 0u);
 }
 
 #[test]
 fn test_rights_empty() {
     let input: ~[Either<int, int>] = ~[];
     let result = rights(input);
-    assert_eq!(vec::len(result), 0u);
+    assert_eq!(result.len(), 0u);
 }
 
 #[test]
@@ -247,22 +247,22 @@ fn test_partition() {
 fn test_partition_no_lefts() {
     let input: ~[Either<int, int>] = ~[Right(10), Right(11)];
     let (lefts, rights) = partition(input);
-    assert_eq!(vec::len(lefts), 0u);
-    assert_eq!(vec::len(rights), 2u);
+    assert_eq!(lefts.len(), 0u);
+    assert_eq!(rights.len(), 2u);
 }
 
 #[test]
 fn test_partition_no_rights() {
     let input: ~[Either<int, int>] = ~[Left(10), Left(11)];
     let (lefts, rights) = partition(input);
-    assert_eq!(vec::len(lefts), 2u);
-    assert_eq!(vec::len(rights), 0u);
+    assert_eq!(lefts.len(), 2u);
+    assert_eq!(rights.len(), 0u);
 }
 
 #[test]
 fn test_partition_empty() {
     let input: ~[Either<int, int>] = ~[];
     let (lefts, rights) = partition(input);
-    assert_eq!(vec::len(lefts), 0u);
-    assert_eq!(vec::len(rights), 0u);
+    assert_eq!(lefts.len(), 0u);
+    assert_eq!(rights.len(), 0u);
 }
diff --git a/src/libcore/io.rs b/src/libcore/io.rs
index ab5db67ddb6..7b7d278380f 100644
--- a/src/libcore/io.rs
+++ b/src/libcore/io.rs
@@ -673,10 +673,10 @@ impl<T:Reader> ReaderUtil for T {
 
     fn read_char(&self) -> char {
         let c = self.read_chars(1);
-        if vec::len(c) == 0 {
+        if c.len() == 0 {
             return -1 as char; // FIXME will this stay valid? // #2004
         }
-        assert!((vec::len(c) == 1));
+        assert!(c.len() == 1);
         return c[0];
     }
 
@@ -1802,7 +1802,7 @@ mod tests {
     fn test_readchars_empty() {
         do io::with_str_reader(~"") |inp| {
             let res : ~[char] = inp.read_chars(128);
-            assert!((vec::len(res) == 0));
+            assert!(res.len() == 0);
         }
     }
 
@@ -1841,10 +1841,10 @@ mod tests {
         fn check_read_ln(len : uint, s: &str, ivals: &[int]) {
             do io::with_str_reader(s) |inp| {
                 let res : ~[char] = inp.read_chars(len);
-                if (len <= vec::len(ivals)) {
-                    assert!((vec::len(res) == len));
+                if len <= ivals.len() {
+                    assert!(res.len() == len);
                 }
-                assert!(vec::slice(ivals, 0u, vec::len(res)) ==
+                assert!(vec::slice(ivals, 0u, res.len()) ==
                              vec::map(res, |x| *x as int));
             }
         }
diff --git a/src/libcore/os.rs b/src/libcore/os.rs
index 9129b33fff5..daad9cee0fc 100644
--- a/src/libcore/os.rs
+++ b/src/libcore/os.rs
@@ -410,7 +410,7 @@ pub fn self_exe_path() -> Option<Path> {
                            KERN_PROC as c_int,
                            KERN_PROC_PATHNAME as c_int, -1 as c_int];
                 let mut sz = sz;
-                sysctl(vec::raw::to_ptr(mib), vec::len(mib) as ::libc::c_uint,
+                sysctl(vec::raw::to_ptr(mib), mib.len() as ::libc::c_uint,
                        buf as *mut c_void, &mut sz, ptr::null(),
                        0u as size_t) == (0 as c_int)
             }
@@ -1490,7 +1490,7 @@ mod tests {
     #[ignore]
     fn test_env_getenv() {
         let e = env();
-        assert!(vec::len(e) > 0u);
+        assert!(e.len() > 0u);
         for e.each |p| {
             let (n, v) = copy *p;
             debug!(copy n);
@@ -1581,7 +1581,7 @@ mod tests {
     fn list_dir() {
         let dirs = os::list_dir(&Path("."));
         // Just assuming that we've got some contents in the current directory
-        assert!((vec::len(dirs) > 0u));
+        assert!(dirs.len() > 0u);
 
         for dirs.each |dir| {
             debug!(copy *dir);
diff --git a/src/libcore/ptr.rs b/src/libcore/ptr.rs
index 9feb8676036..e116dc01943 100644
--- a/src/libcore/ptr.rs
+++ b/src/libcore/ptr.rs
@@ -441,7 +441,7 @@ pub mod ptr_tests {
             let arr_ptr = &arr[0];
             let mut ctr = 0;
             let mut iteration_count = 0;
-            array_each_with_len(arr_ptr, vec::len(arr),
+            array_each_with_len(arr_ptr, arr.len(),
                                 |e| {
                                          let actual = str::raw::from_c_str(e);
                                          let expected = copy expected_arr[ctr];
diff --git a/src/libcore/rt/uvll.rs b/src/libcore/rt/uvll.rs
index 4bff3bff7d3..0d298bde6b5 100644
--- a/src/libcore/rt/uvll.rs
+++ b/src/libcore/rt/uvll.rs
@@ -221,7 +221,7 @@ pub unsafe fn accept(server: *c_void, client: *c_void) -> c_int {
 
 pub unsafe fn write<T>(req: *uv_write_t, stream: *T, buf_in: &[uv_buf_t], cb: *u8) -> c_int {
     let buf_ptr = vec::raw::to_ptr(buf_in);
-    let buf_cnt = vec::len(buf_in) as i32;
+    let buf_cnt = buf_in.len() as i32;
     return rust_uv_write(req as *c_void, stream as *c_void, buf_ptr, buf_cnt, cb);
 }
 pub unsafe fn read_start(stream: *uv_stream_t, on_alloc: *u8, on_read: *u8) -> c_int {
diff --git a/src/libcore/str.rs b/src/libcore/str.rs
index ce9db796b67..ec7177e5211 100644
--- a/src/libcore/str.rs
+++ b/src/libcore/str.rs
@@ -2059,7 +2059,7 @@ pub fn is_utf8(v: &const [u8]) -> bool {
 
 /// Determines if a vector of `u16` contains valid UTF-16
 pub fn is_utf16(v: &[u16]) -> bool {
-    let len = vec::len(v);
+    let len = v.len();
     let mut i = 0u;
     while (i < len) {
         let u = v[i];
@@ -2103,7 +2103,7 @@ pub fn to_utf16(s: &str) -> ~[u16] {
 }
 
 pub fn utf16_chars(v: &[u16], f: &fn(char)) {
-    let len = vec::len(v);
+    let len = v.len();
     let mut i = 0u;
     while (i < len && v[i] != 0u16) {
         let u = v[i];
@@ -2128,7 +2128,7 @@ pub fn utf16_chars(v: &[u16], f: &fn(char)) {
 
 pub fn from_utf16(v: &[u16]) -> ~str {
     let mut buf = ~"";
-    reserve(&mut buf, vec::len(v));
+    reserve(&mut buf, v.len());
     utf16_chars(v, |ch| push_char(&mut buf, ch));
     buf
 }
@@ -2398,7 +2398,7 @@ static tag_six_b: uint = 252u;
  * # Example
  *
  * ~~~
- * let i = str::as_bytes("Hello World") { |bytes| vec::len(bytes) };
+ * let i = str::as_bytes("Hello World") { |bytes| bytes.len() };
  * ~~~
  */
 #[inline]