diff --git a/src/libcore/num/f32.rs b/src/libcore/num/f32.rs index 4ab82add32b53..6be108f280eda 100644 --- a/src/libcore/num/f32.rs +++ b/src/libcore/num/f32.rs @@ -394,9 +394,7 @@ impl f32 { /// Converts radians to degrees. /// /// ``` - /// use std::f32::consts; - /// - /// let angle = consts::PI; + /// let angle = std::f32::consts::PI; /// /// let abs_difference = (angle.to_degrees() - 180.0).abs(); /// @@ -413,11 +411,9 @@ impl f32 { /// Converts degrees to radians. /// /// ``` - /// use std::f32::consts; - /// /// let angle = 180.0f32; /// - /// let abs_difference = (angle.to_radians() - consts::PI).abs(); + /// let abs_difference = (angle.to_radians() - std::f32::consts::PI).abs(); /// /// assert!(abs_difference <= f32::EPSILON); /// ``` diff --git a/src/libcore/num/f64.rs b/src/libcore/num/f64.rs index 20818a9b750f4..da22ba8d3c9d2 100644 --- a/src/libcore/num/f64.rs +++ b/src/libcore/num/f64.rs @@ -407,9 +407,7 @@ impl f64 { /// Converts radians to degrees. /// /// ``` - /// use std::f64::consts; - /// - /// let angle = consts::PI; + /// let angle = std::f64::consts::PI; /// /// let abs_difference = (angle.to_degrees() - 180.0).abs(); /// @@ -427,11 +425,9 @@ impl f64 { /// Converts degrees to radians. /// /// ``` - /// use std::f64::consts; - /// /// let angle = 180.0_f64; /// - /// let abs_difference = (angle.to_radians() - consts::PI).abs(); + /// let abs_difference = (angle.to_radians() - std::f64::consts::PI).abs(); /// /// assert!(abs_difference < 1e-10); /// ``` diff --git a/src/libcore/ops/range.rs b/src/libcore/ops/range.rs index 946a765e18f3b..d4e6048579a56 100644 --- a/src/libcore/ops/range.rs +++ b/src/libcore/ops/range.rs @@ -98,8 +98,6 @@ impl> Range { /// # Examples /// /// ``` - /// use std::f32; - /// /// assert!(!(3..5).contains(&2)); /// assert!( (3..5).contains(&3)); /// assert!( (3..5).contains(&4)); @@ -198,8 +196,6 @@ impl> RangeFrom { /// # Examples /// /// ``` - /// use std::f32; - /// /// assert!(!(3..).contains(&2)); /// assert!( (3..).contains(&3)); /// assert!( (3..).contains(&1_000_000_000)); @@ -282,8 +278,6 @@ impl> RangeTo { /// # Examples /// /// ``` - /// use std::f32; - /// /// assert!( (..5).contains(&-1_000_000_000)); /// assert!( (..5).contains(&4)); /// assert!(!(..5).contains(&5)); @@ -453,8 +447,6 @@ impl> RangeInclusive { /// # Examples /// /// ``` - /// use std::f32; - /// /// assert!(!(3..=5).contains(&2)); /// assert!( (3..=5).contains(&3)); /// assert!( (3..=5).contains(&4)); @@ -581,8 +573,6 @@ impl> RangeToInclusive { /// # Examples /// /// ``` - /// use std::f32; - /// /// assert!( (..=5).contains(&-1_000_000_000)); /// assert!( (..=5).contains(&5)); /// assert!(!(..=5).contains(&6)); @@ -721,8 +711,6 @@ pub trait RangeBounds { /// # Examples /// /// ``` - /// use std::f32; - /// /// assert!( (3..5).contains(&4)); /// assert!(!(3..5).contains(&2)); /// diff --git a/src/libstd/f32.rs b/src/libstd/f32.rs index ac8f305ae9127..65273275a4006 100644 --- a/src/libstd/f32.rs +++ b/src/libstd/f32.rs @@ -112,8 +112,6 @@ impl f32 { /// # Examples /// /// ``` - /// use std::f32; - /// /// let x = 3.6_f32; /// let y = -3.6_f32; /// let abs_difference_x = (x.fract() - 0.6).abs(); @@ -135,8 +133,6 @@ impl f32 { /// # Examples /// /// ``` - /// use std::f32; - /// /// let x = 3.5_f32; /// let y = -3.5_f32; /// @@ -164,8 +160,6 @@ impl f32 { /// # Examples /// /// ``` - /// use std::f32; - /// /// let f = 3.5_f32; /// /// assert_eq!(f.signum(), 1.0); @@ -190,8 +184,6 @@ impl f32 { /// # Examples /// /// ``` - /// use std::f32; - /// /// let f = 3.5_f32; /// /// assert_eq!(f.copysign(0.42), 3.5_f32); @@ -217,8 +209,6 @@ impl f32 { /// # Examples /// /// ``` - /// use std::f32; - /// /// let m = 10.0_f32; /// let x = 4.0_f32; /// let b = 60.0_f32; @@ -301,8 +291,6 @@ impl f32 { /// # Examples /// /// ``` - /// use std::f32; - /// /// let x = 2.0_f32; /// let abs_difference = (x.powi(2) - (x * x)).abs(); /// @@ -320,8 +308,6 @@ impl f32 { /// # Examples /// /// ``` - /// use std::f32; - /// /// let x = 2.0_f32; /// let abs_difference = (x.powf(2.0) - (x * x)).abs(); /// @@ -341,8 +327,6 @@ impl f32 { /// # Examples /// /// ``` - /// use std::f32; - /// /// let positive = 4.0_f32; /// let negative = -4.0_f32; /// @@ -363,8 +347,6 @@ impl f32 { /// # Examples /// /// ``` - /// use std::f32; - /// /// let one = 1.0f32; /// // e^1 /// let e = one.exp(); @@ -386,8 +368,6 @@ impl f32 { /// # Examples /// /// ``` - /// use std::f32; - /// /// let f = 2.0f32; /// /// // 2^2 - 4 == 0 @@ -407,8 +387,6 @@ impl f32 { /// # Examples /// /// ``` - /// use std::f32; - /// /// let one = 1.0f32; /// // e^1 /// let e = one.exp(); @@ -434,8 +412,6 @@ impl f32 { /// # Examples /// /// ``` - /// use std::f32; - /// /// let five = 5.0f32; /// /// // log5(5) - 1 == 0 @@ -455,8 +431,6 @@ impl f32 { /// # Examples /// /// ``` - /// use std::f32; - /// /// let two = 2.0f32; /// /// // log2(2) - 1 == 0 @@ -479,8 +453,6 @@ impl f32 { /// # Examples /// /// ``` - /// use std::f32; - /// /// let ten = 10.0f32; /// /// // log10(10) - 1 == 0 @@ -503,8 +475,6 @@ impl f32 { /// # Examples /// /// ``` - /// use std::f32; - /// /// let x = 3.0f32; /// let y = -3.0f32; /// @@ -536,8 +506,6 @@ impl f32 { /// # Examples /// /// ``` - /// use std::f32; - /// /// let x = 8.0f32; /// /// // x^(1/3) - 2 == 0 @@ -558,8 +526,6 @@ impl f32 { /// # Examples /// /// ``` - /// use std::f32; - /// /// let x = 2.0f32; /// let y = 3.0f32; /// @@ -580,9 +546,7 @@ impl f32 { /// # Examples /// /// ``` - /// use std::f32; - /// - /// let x = f32::consts::FRAC_PI_2; + /// let x = std::f32::consts::FRAC_PI_2; /// /// let abs_difference = (x.sin() - 1.0).abs(); /// @@ -600,9 +564,7 @@ impl f32 { /// # Examples /// /// ``` - /// use std::f32; - /// - /// let x = 2.0 * f32::consts::PI; + /// let x = 2.0 * std::f32::consts::PI; /// /// let abs_difference = (x.cos() - 1.0).abs(); /// @@ -620,9 +582,7 @@ impl f32 { /// # Examples /// /// ``` - /// use std::f32; - /// - /// let x = f32::consts::FRAC_PI_4; + /// let x = std::f32::consts::FRAC_PI_4; /// let abs_difference = (x.tan() - 1.0).abs(); /// /// assert!(abs_difference <= f32::EPSILON); @@ -641,12 +601,10 @@ impl f32 { /// # Examples /// /// ``` - /// use std::f32; - /// - /// let f = f32::consts::FRAC_PI_2; + /// let f = std::f32::consts::FRAC_PI_2; /// /// // asin(sin(pi/2)) - /// let abs_difference = (f.sin().asin() - f32::consts::FRAC_PI_2).abs(); + /// let abs_difference = (f.sin().asin() - std::f32::consts::FRAC_PI_2).abs(); /// /// assert!(abs_difference <= f32::EPSILON); /// ``` @@ -664,12 +622,10 @@ impl f32 { /// # Examples /// /// ``` - /// use std::f32; - /// - /// let f = f32::consts::FRAC_PI_4; + /// let f = std::f32::consts::FRAC_PI_4; /// /// // acos(cos(pi/4)) - /// let abs_difference = (f.cos().acos() - f32::consts::FRAC_PI_4).abs(); + /// let abs_difference = (f.cos().acos() - std::f32::consts::FRAC_PI_4).abs(); /// /// assert!(abs_difference <= f32::EPSILON); /// ``` @@ -686,8 +642,6 @@ impl f32 { /// # Examples /// /// ``` - /// use std::f32; - /// /// let f = 1.0f32; /// /// // atan(tan(1)) @@ -712,8 +666,6 @@ impl f32 { /// # Examples /// /// ``` - /// use std::f32; - /// /// // Positive angles measured counter-clockwise /// // from positive x axis /// // -pi/4 radians (45 deg clockwise) @@ -724,8 +676,8 @@ impl f32 { /// let x2 = -3.0f32; /// let y2 = 3.0f32; /// - /// let abs_difference_1 = (y1.atan2(x1) - (-f32::consts::FRAC_PI_4)).abs(); - /// let abs_difference_2 = (y2.atan2(x2) - (3.0 * f32::consts::FRAC_PI_4)).abs(); + /// let abs_difference_1 = (y1.atan2(x1) - (-std::f32::consts::FRAC_PI_4)).abs(); + /// let abs_difference_2 = (y2.atan2(x2) - (3.0 * std::f32::consts::FRAC_PI_4)).abs(); /// /// assert!(abs_difference_1 <= f32::EPSILON); /// assert!(abs_difference_2 <= f32::EPSILON); @@ -743,9 +695,7 @@ impl f32 { /// # Examples /// /// ``` - /// use std::f32; - /// - /// let x = f32::consts::FRAC_PI_4; + /// let x = std::f32::consts::FRAC_PI_4; /// let f = x.sin_cos(); /// /// let abs_difference_0 = (f.0 - x.sin()).abs(); @@ -766,8 +716,6 @@ impl f32 { /// # Examples /// /// ``` - /// use std::f32; - /// /// let x = 6.0f32; /// /// // e^(ln(6)) - 1 @@ -788,9 +736,7 @@ impl f32 { /// # Examples /// /// ``` - /// use std::f32; - /// - /// let x = f32::consts::E - 1.0; + /// let x = std::f32::consts::E - 1.0; /// /// // ln(1 + (e - 1)) == ln(e) == 1 /// let abs_difference = (x.ln_1p() - 1.0).abs(); @@ -809,9 +755,7 @@ impl f32 { /// # Examples /// /// ``` - /// use std::f32; - /// - /// let e = f32::consts::E; + /// let e = std::f32::consts::E; /// let x = 1.0f32; /// /// let f = x.sinh(); @@ -833,9 +777,7 @@ impl f32 { /// # Examples /// /// ``` - /// use std::f32; - /// - /// let e = f32::consts::E; + /// let e = std::f32::consts::E; /// let x = 1.0f32; /// let f = x.cosh(); /// // Solving cosh() at 1 gives this result @@ -857,9 +799,7 @@ impl f32 { /// # Examples /// /// ``` - /// use std::f32; - /// - /// let e = f32::consts::E; + /// let e = std::f32::consts::E; /// let x = 1.0f32; /// /// let f = x.tanh(); @@ -881,8 +821,6 @@ impl f32 { /// # Examples /// /// ``` - /// use std::f32; - /// /// let x = 1.0f32; /// let f = x.sinh().asinh(); /// @@ -906,8 +844,6 @@ impl f32 { /// # Examples /// /// ``` - /// use std::f32; - /// /// let x = 1.0f32; /// let f = x.cosh().acosh(); /// @@ -927,9 +863,7 @@ impl f32 { /// # Examples /// /// ``` - /// use std::f32; - /// - /// let e = f32::consts::E; + /// let e = std::f32::consts::E; /// let f = e.tanh().atanh(); /// /// let abs_difference = (f - e).abs(); diff --git a/src/libstd/f64.rs b/src/libstd/f64.rs index 798738e50a754..ff222fc8539d0 100644 --- a/src/libstd/f64.rs +++ b/src/libstd/f64.rs @@ -133,8 +133,6 @@ impl f64 { /// # Examples /// /// ``` - /// use std::f64; - /// /// let x = 3.5_f64; /// let y = -3.5_f64; /// @@ -162,8 +160,6 @@ impl f64 { /// # Examples /// /// ``` - /// use std::f64; - /// /// let f = 3.5_f64; /// /// assert_eq!(f.signum(), 1.0); @@ -188,8 +184,6 @@ impl f64 { /// # Examples /// /// ``` - /// use std::f64; - /// /// let f = 3.5_f64; /// /// assert_eq!(f.copysign(0.42), 3.5_f64); @@ -554,9 +548,7 @@ impl f64 { /// # Examples /// /// ``` - /// use std::f64; - /// - /// let x = f64::consts::FRAC_PI_2; + /// let x = std::f64::consts::FRAC_PI_2; /// /// let abs_difference = (x.sin() - 1.0).abs(); /// @@ -574,9 +566,7 @@ impl f64 { /// # Examples /// /// ``` - /// use std::f64; - /// - /// let x = 2.0 * f64::consts::PI; + /// let x = 2.0 * std::f64::consts::PI; /// /// let abs_difference = (x.cos() - 1.0).abs(); /// @@ -594,9 +584,7 @@ impl f64 { /// # Examples /// /// ``` - /// use std::f64; - /// - /// let x = f64::consts::FRAC_PI_4; + /// let x = std::f64::consts::FRAC_PI_4; /// let abs_difference = (x.tan() - 1.0).abs(); /// /// assert!(abs_difference < 1e-14); @@ -615,12 +603,10 @@ impl f64 { /// # Examples /// /// ``` - /// use std::f64; - /// - /// let f = f64::consts::FRAC_PI_2; + /// let f = std::f64::consts::FRAC_PI_2; /// /// // asin(sin(pi/2)) - /// let abs_difference = (f.sin().asin() - f64::consts::FRAC_PI_2).abs(); + /// let abs_difference = (f.sin().asin() - std::f64::consts::FRAC_PI_2).abs(); /// /// assert!(abs_difference < 1e-10); /// ``` @@ -638,12 +624,10 @@ impl f64 { /// # Examples /// /// ``` - /// use std::f64; - /// - /// let f = f64::consts::FRAC_PI_4; + /// let f = std::f64::consts::FRAC_PI_4; /// /// // acos(cos(pi/4)) - /// let abs_difference = (f.cos().acos() - f64::consts::FRAC_PI_4).abs(); + /// let abs_difference = (f.cos().acos() - std::f64::consts::FRAC_PI_4).abs(); /// /// assert!(abs_difference < 1e-10); /// ``` @@ -684,8 +668,6 @@ impl f64 { /// # Examples /// /// ``` - /// use std::f64; - /// /// // Positive angles measured counter-clockwise /// // from positive x axis /// // -pi/4 radians (45 deg clockwise) @@ -696,8 +678,8 @@ impl f64 { /// let x2 = -3.0_f64; /// let y2 = 3.0_f64; /// - /// let abs_difference_1 = (y1.atan2(x1) - (-f64::consts::FRAC_PI_4)).abs(); - /// let abs_difference_2 = (y2.atan2(x2) - (3.0 * f64::consts::FRAC_PI_4)).abs(); + /// let abs_difference_1 = (y1.atan2(x1) - (-std::f64::consts::FRAC_PI_4)).abs(); + /// let abs_difference_2 = (y2.atan2(x2) - (3.0 * std::f64::consts::FRAC_PI_4)).abs(); /// /// assert!(abs_difference_1 < 1e-10); /// assert!(abs_difference_2 < 1e-10); @@ -715,9 +697,7 @@ impl f64 { /// # Examples /// /// ``` - /// use std::f64; - /// - /// let x = f64::consts::FRAC_PI_4; + /// let x = std::f64::consts::FRAC_PI_4; /// let f = x.sin_cos(); /// /// let abs_difference_0 = (f.0 - x.sin()).abs(); @@ -758,9 +738,7 @@ impl f64 { /// # Examples /// /// ``` - /// use std::f64; - /// - /// let x = f64::consts::E - 1.0; + /// let x = std::f64::consts::E - 1.0; /// /// // ln(1 + (e - 1)) == ln(e) == 1 /// let abs_difference = (x.ln_1p() - 1.0).abs(); @@ -779,9 +757,7 @@ impl f64 { /// # Examples /// /// ``` - /// use std::f64; - /// - /// let e = f64::consts::E; + /// let e = std::f64::consts::E; /// let x = 1.0_f64; /// /// let f = x.sinh(); @@ -803,9 +779,7 @@ impl f64 { /// # Examples /// /// ``` - /// use std::f64; - /// - /// let e = f64::consts::E; + /// let e = std::f64::consts::E; /// let x = 1.0_f64; /// let f = x.cosh(); /// // Solving cosh() at 1 gives this result @@ -827,9 +801,7 @@ impl f64 { /// # Examples /// /// ``` - /// use std::f64; - /// - /// let e = f64::consts::E; + /// let e = std::f64::consts::E; /// let x = 1.0_f64; /// /// let f = x.tanh(); @@ -893,9 +865,7 @@ impl f64 { /// # Examples /// /// ``` - /// use std::f64; - /// - /// let e = f64::consts::E; + /// let e = std::f64::consts::E; /// let f = e.tanh().atanh(); /// /// let abs_difference = (f - e).abs();