std: unify the str -> [u8] functions as 3 methods: .as_bytes() and .as_bytes_with_null[_consume]().

The first acts on &str and is not nul-terminated, the last two act on strings
that are always null terminated (&'static str, ~str and @str).

3 files changed, 38 insertions, 37 deletions

diff --git a/src/libstd/num/int_macros.rs b/src/libstd/num/int_macros.rs
index 3583e2f366f..74f74d11b73 100644
--- a/src/libstd/num/int_macros.rs
+++ b/src/libstd/num/int_macros.rs
@@ -793,27 +793,27 @@ mod tests {
 
     #[test]
     fn test_parse_bytes() {
-        use str::to_bytes;
-        assert_eq!(parse_bytes(to_bytes("123"), 10u), Some(123 as $T));
-        assert_eq!(parse_bytes(to_bytes("1001"), 2u), Some(9 as $T));
-        assert_eq!(parse_bytes(to_bytes("123"), 8u), Some(83 as $T));
-        assert_eq!(i32::parse_bytes(to_bytes("123"), 16u), Some(291 as i32));
-        assert_eq!(i32::parse_bytes(to_bytes("ffff"), 16u), Some(65535 as i32));
-        assert_eq!(i32::parse_bytes(to_bytes("FFFF"), 16u), Some(65535 as i32));
-        assert_eq!(parse_bytes(to_bytes("z"), 36u), Some(35 as $T));
-        assert_eq!(parse_bytes(to_bytes("Z"), 36u), Some(35 as $T));
-
-        assert_eq!(parse_bytes(to_bytes("-123"), 10u), Some(-123 as $T));
-        assert_eq!(parse_bytes(to_bytes("-1001"), 2u), Some(-9 as $T));
-        assert_eq!(parse_bytes(to_bytes("-123"), 8u), Some(-83 as $T));
-        assert_eq!(i32::parse_bytes(to_bytes("-123"), 16u), Some(-291 as i32));
-        assert_eq!(i32::parse_bytes(to_bytes("-ffff"), 16u), Some(-65535 as i32));
-        assert_eq!(i32::parse_bytes(to_bytes("-FFFF"), 16u), Some(-65535 as i32));
-        assert_eq!(parse_bytes(to_bytes("-z"), 36u), Some(-35 as $T));
-        assert_eq!(parse_bytes(to_bytes("-Z"), 36u), Some(-35 as $T));
-
-        assert!(parse_bytes(to_bytes("Z"), 35u).is_none());
-        assert!(parse_bytes(to_bytes("-9"), 2u).is_none());
+        use str::StrSlice;
+        assert_eq!(parse_bytes("123".as_bytes(), 10u), Some(123 as $T));
+        assert_eq!(parse_bytes("1001".as_bytes(), 2u), Some(9 as $T));
+        assert_eq!(parse_bytes("123".as_bytes(), 8u), Some(83 as $T));
+        assert_eq!(i32::parse_bytes("123".as_bytes(), 16u), Some(291 as i32));
+        assert_eq!(i32::parse_bytes("ffff".as_bytes(), 16u), Some(65535 as i32));
+        assert_eq!(i32::parse_bytes("FFFF".as_bytes(), 16u), Some(65535 as i32));
+        assert_eq!(parse_bytes("z".as_bytes(), 36u), Some(35 as $T));
+        assert_eq!(parse_bytes("Z".as_bytes(), 36u), Some(35 as $T));
+
+        assert_eq!(parse_bytes("-123".as_bytes(), 10u), Some(-123 as $T));
+        assert_eq!(parse_bytes("-1001".as_bytes(), 2u), Some(-9 as $T));
+        assert_eq!(parse_bytes("-123".as_bytes(), 8u), Some(-83 as $T));
+        assert_eq!(i32::parse_bytes("-123".as_bytes(), 16u), Some(-291 as i32));
+        assert_eq!(i32::parse_bytes("-ffff".as_bytes(), 16u), Some(-65535 as i32));
+        assert_eq!(i32::parse_bytes("-FFFF".as_bytes(), 16u), Some(-65535 as i32));
+        assert_eq!(parse_bytes("-z".as_bytes(), 36u), Some(-35 as $T));
+        assert_eq!(parse_bytes("-Z".as_bytes(), 36u), Some(-35 as $T));
+
+        assert!(parse_bytes("Z".as_bytes(), 35u).is_none());
+        assert!(parse_bytes("-9".as_bytes(), 2u).is_none());
     }
 
     #[test]
diff --git a/src/libstd/num/strconv.rs b/src/libstd/num/strconv.rs
index 30efe9a3922..3905d82cd0f 100644
--- a/src/libstd/num/strconv.rs
+++ b/src/libstd/num/strconv.rs
@@ -16,6 +16,7 @@ use ops::{Add, Sub, Mul, Div, Rem, Neg};
 use option::{None, Option, Some};
 use char;
 use str;
+use str::{StrSlice};
 use kinds::Copy;
 use vec;
 use vec::{CopyableVector, ImmutableVector};
@@ -189,18 +190,18 @@ pub fn to_str_bytes_common<T:NumCast+Zero+One+Eq+Ord+NumStrConv+Copy+
     let _1: T = One::one();
 
     if is_NaN(num) {
-        return (str::to_bytes("NaN"), true);
+        return ("NaN".as_bytes().to_owned(), true);
     }
     else if is_inf(num){
         return match sign {
-            SignAll => (str::to_bytes("+inf"), true),
-            _       => (str::to_bytes("inf"), true)
+            SignAll => ("+inf".as_bytes().to_owned(), true),
+            _       => ("inf".as_bytes().to_owned(), true)
         }
     }
     else if is_neg_inf(num) {
         return match sign {
-            SignNone => (str::to_bytes("inf"), true),
-            _        => (str::to_bytes("-inf"), true),
+            SignNone => ("inf".as_bytes().to_owned(), true),
+            _        => ("-inf".as_bytes().to_owned(), true),
         }
     }
 
@@ -638,7 +639,7 @@ pub fn from_str_common<T:NumCast+Zero+One+Eq+Ord+Copy+Div<T,T>+Mul<T,T>+
         special: bool, exponent: ExponentFormat, empty_zero: bool,
         ignore_underscores: bool
         ) -> Option<T> {
-    from_str_bytes_common(str::to_bytes(buf), radix, negative,
+    from_str_bytes_common(buf.as_bytes(), radix, negative,
                           fractional, special, exponent, empty_zero,
                           ignore_underscores)
 }
diff --git a/src/libstd/num/uint_macros.rs b/src/libstd/num/uint_macros.rs
index a7aebf1f176..2bc1ca9c673 100644
--- a/src/libstd/num/uint_macros.rs
+++ b/src/libstd/num/uint_macros.rs
@@ -538,16 +538,16 @@ mod tests {
 
     #[test]
     pub fn test_parse_bytes() {
-        use str::to_bytes;
-        assert_eq!(parse_bytes(to_bytes("123"), 10u), Some(123u as $T));
-        assert_eq!(parse_bytes(to_bytes("1001"), 2u), Some(9u as $T));
-        assert_eq!(parse_bytes(to_bytes("123"), 8u), Some(83u as $T));
-        assert_eq!(u16::parse_bytes(to_bytes("123"), 16u), Some(291u as u16));
-        assert_eq!(u16::parse_bytes(to_bytes("ffff"), 16u), Some(65535u as u16));
-        assert_eq!(parse_bytes(to_bytes("z"), 36u), Some(35u as $T));
-
-        assert!(parse_bytes(to_bytes("Z"), 10u).is_none());
-        assert!(parse_bytes(to_bytes("_"), 2u).is_none());
+        use str::StrSlice;
+        assert_eq!(parse_bytes("123".as_bytes(), 10u), Some(123u as $T));
+        assert_eq!(parse_bytes("1001".as_bytes(), 2u), Some(9u as $T));
+        assert_eq!(parse_bytes("123".as_bytes(), 8u), Some(83u as $T));
+        assert_eq!(u16::parse_bytes("123".as_bytes(), 16u), Some(291u as u16));
+        assert_eq!(u16::parse_bytes("ffff".as_bytes(), 16u), Some(65535u as u16));
+        assert_eq!(parse_bytes("z".as_bytes(), 36u), Some(35u as $T));
+
+        assert!(parse_bytes("Z".as_bytes(), 10u).is_none());
+        assert!(parse_bytes("_".as_bytes(), 2u).is_none());
     }
 
     #[test]