diff options
| -rw-r--r-- | src/librustc/lib.rs | 1 | ||||
| -rw-r--r-- | src/librustc/util/num.rs | 98 |
2 files changed, 0 insertions, 99 deletions
diff --git a/src/librustc/lib.rs b/src/librustc/lib.rs index 0ff9626ae11..855f4a8197e 100644 --- a/src/librustc/lib.rs +++ b/src/librustc/lib.rs @@ -109,7 +109,6 @@ pub mod util { pub mod common; pub mod ppaux; pub mod nodemap; - pub mod num; pub mod fs; } diff --git a/src/librustc/util/num.rs b/src/librustc/util/num.rs deleted file mode 100644 index da04976a96a..00000000000 --- a/src/librustc/util/num.rs +++ /dev/null @@ -1,98 +0,0 @@ -// 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. - -pub trait ToPrimitive { - fn to_i8(&self) -> Option<i8>; - fn to_i16(&self) -> Option<i16>; - fn to_i32(&self) -> Option<i32>; - fn to_i64(&self) -> Option<i64>; - fn to_u8(&self) -> Option<u8>; - fn to_u16(&self) -> Option<u16>; - fn to_u32(&self) -> Option<u32>; - fn to_u64(&self) -> Option<u64>; -} - -impl ToPrimitive for i64 { - fn to_i8(&self) -> Option<i8> { - if *self < i8::min_value() as i64 || *self > i8::max_value() as i64 { - None - } else { - Some(*self as i8) - } - } - fn to_i16(&self) -> Option<i16> { - if *self < i16::min_value() as i64 || *self > i16::max_value() as i64 { - None - } else { - Some(*self as i16) - } - } - fn to_i32(&self) -> Option<i32> { - if *self < i32::min_value() as i64 || *self > i32::max_value() as i64 { - None - } else { - Some(*self as i32) - } - } - fn to_i64(&self) -> Option<i64> { - Some(*self) - } - fn to_u8(&self) -> Option<u8> { - if *self < 0 || *self > u8::max_value() as i64 { - None - } else { - Some(*self as u8) - } - } - fn to_u16(&self) -> Option<u16> { - if *self < 0 || *self > u16::max_value() as i64 { - None - } else { - Some(*self as u16) - } - } - fn to_u32(&self) -> Option<u32> { - if *self < 0 || *self > u32::max_value() as i64 { - None - } else { - Some(*self as u32) - } - } - fn to_u64(&self) -> Option<u64> { - if *self < 0 {None} else {Some(*self as u64)} - } -} - -impl ToPrimitive for u64 { - fn to_i8(&self) -> Option<i8> { - if *self > i8::max_value() as u64 {None} else {Some(*self as i8)} - } - fn to_i16(&self) -> Option<i16> { - if *self > i16::max_value() as u64 {None} else {Some(*self as i16)} - } - fn to_i32(&self) -> Option<i32> { - if *self > i32::max_value() as u64 {None} else {Some(*self as i32)} - } - fn to_i64(&self) -> Option<i64> { - if *self > i64::max_value() as u64 {None} else {Some(*self as i64)} - } - fn to_u8(&self) -> Option<u8> { - if *self > u8::max_value() as u64 {None} else {Some(*self as u8)} - } - fn to_u16(&self) -> Option<u16> { - if *self > u16::max_value() as u64 {None} else {Some(*self as u16)} - } - fn to_u32(&self) -> Option<u32> { - if *self > u32::max_value() as u64 {None} else {Some(*self as u32)} - } - fn to_u64(&self) -> Option<u64> { - Some(*self) - } -} |