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Remove more std::f32 imports in libstd
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2 files changed

+30
-78
lines changed

2 files changed

+30
-78
lines changed

‎src/libstd/f32.rs

Lines changed: 15 additions & 39 deletions
Original file line numberDiff line numberDiff line change
@@ -546,9 +546,7 @@ impl f32 {
546546
/// # Examples
547547
///
548548
/// ```
549-
/// use std::f32;
550-
///
551-
/// let x = f32::consts::FRAC_PI_2;
549+
/// let x = std::f32::consts::FRAC_PI_2;
552550
///
553551
/// let abs_difference = (x.sin() - 1.0).abs();
554552
///
@@ -566,9 +564,7 @@ impl f32 {
566564
/// # Examples
567565
///
568566
/// ```
569-
/// use std::f32;
570-
///
571-
/// let x = 2.0 * f32::consts::PI;
567+
/// let x = 2.0 * std::f32::consts::PI;
572568
///
573569
/// let abs_difference = (x.cos() - 1.0).abs();
574570
///
@@ -586,9 +582,7 @@ impl f32 {
586582
/// # Examples
587583
///
588584
/// ```
589-
/// use std::f32;
590-
///
591-
/// let x = f32::consts::FRAC_PI_4;
585+
/// let x = std::f32::consts::FRAC_PI_4;
592586
/// let abs_difference = (x.tan() - 1.0).abs();
593587
///
594588
/// assert!(abs_difference <= f32::EPSILON);
@@ -607,12 +601,10 @@ impl f32 {
607601
/// # Examples
608602
///
609603
/// ```
610-
/// use std::f32;
611-
///
612-
/// let f = f32::consts::FRAC_PI_2;
604+
/// let f = std::f32::consts::FRAC_PI_2;
613605
///
614606
/// // asin(sin(pi/2))
615-
/// let abs_difference = (f.sin().asin() - f32::consts::FRAC_PI_2).abs();
607+
/// let abs_difference = (f.sin().asin() - std::f32::consts::FRAC_PI_2).abs();
616608
///
617609
/// assert!(abs_difference <= f32::EPSILON);
618610
/// ```
@@ -630,12 +622,10 @@ impl f32 {
630622
/// # Examples
631623
///
632624
/// ```
633-
/// use std::f32;
634-
///
635-
/// let f = f32::consts::FRAC_PI_4;
625+
/// let f = std::f32::consts::FRAC_PI_4;
636626
///
637627
/// // acos(cos(pi/4))
638-
/// let abs_difference = (f.cos().acos() - f32::consts::FRAC_PI_4).abs();
628+
/// let abs_difference = (f.cos().acos() - std::f32::consts::FRAC_PI_4).abs();
639629
///
640630
/// assert!(abs_difference <= f32::EPSILON);
641631
/// ```
@@ -676,8 +666,6 @@ impl f32 {
676666
/// # Examples
677667
///
678668
/// ```
679-
/// use std::f32;
680-
///
681669
/// // Positive angles measured counter-clockwise
682670
/// // from positive x axis
683671
/// // -pi/4 radians (45 deg clockwise)
@@ -688,8 +676,8 @@ impl f32 {
688676
/// let x2 = -3.0f32;
689677
/// let y2 = 3.0f32;
690678
///
691-
/// let abs_difference_1 = (y1.atan2(x1) - (-f32::consts::FRAC_PI_4)).abs();
692-
/// let abs_difference_2 = (y2.atan2(x2) - (3.0 * f32::consts::FRAC_PI_4)).abs();
679+
/// let abs_difference_1 = (y1.atan2(x1) - (-std::f32::consts::FRAC_PI_4)).abs();
680+
/// let abs_difference_2 = (y2.atan2(x2) - (3.0 * std::f32::consts::FRAC_PI_4)).abs();
693681
///
694682
/// assert!(abs_difference_1 <= f32::EPSILON);
695683
/// assert!(abs_difference_2 <= f32::EPSILON);
@@ -707,9 +695,7 @@ impl f32 {
707695
/// # Examples
708696
///
709697
/// ```
710-
/// use std::f32;
711-
///
712-
/// let x = f32::consts::FRAC_PI_4;
698+
/// let x = std::f32::consts::FRAC_PI_4;
713699
/// let f = x.sin_cos();
714700
///
715701
/// let abs_difference_0 = (f.0 - x.sin()).abs();
@@ -750,9 +736,7 @@ impl f32 {
750736
/// # Examples
751737
///
752738
/// ```
753-
/// use std::f32;
754-
///
755-
/// let x = f32::consts::E - 1.0;
739+
/// let x = std::f32::consts::E - 1.0;
756740
///
757741
/// // ln(1 + (e - 1)) == ln(e) == 1
758742
/// let abs_difference = (x.ln_1p() - 1.0).abs();
@@ -771,9 +755,7 @@ impl f32 {
771755
/// # Examples
772756
///
773757
/// ```
774-
/// use std::f32;
775-
///
776-
/// let e = f32::consts::E;
758+
/// let e = std::f32::consts::E;
777759
/// let x = 1.0f32;
778760
///
779761
/// let f = x.sinh();
@@ -795,9 +777,7 @@ impl f32 {
795777
/// # Examples
796778
///
797779
/// ```
798-
/// use std::f32;
799-
///
800-
/// let e = f32::consts::E;
780+
/// let e = std::f32::consts::E;
801781
/// let x = 1.0f32;
802782
/// let f = x.cosh();
803783
/// // Solving cosh() at 1 gives this result
@@ -819,9 +799,7 @@ impl f32 {
819799
/// # Examples
820800
///
821801
/// ```
822-
/// use std::f32;
823-
///
824-
/// let e = f32::consts::E;
802+
/// let e = std::f32::consts::E;
825803
/// let x = 1.0f32;
826804
///
827805
/// let f = x.tanh();
@@ -885,9 +863,7 @@ impl f32 {
885863
/// # Examples
886864
///
887865
/// ```
888-
/// use std::f32;
889-
///
890-
/// let e = f32::consts::E;
866+
/// let e = std::f32::consts::E;
891867
/// let f = e.tanh().atanh();
892868
///
893869
/// let abs_difference = (f - e).abs();

‎src/libstd/f64.rs

Lines changed: 15 additions & 39 deletions
Original file line numberDiff line numberDiff line change
@@ -548,9 +548,7 @@ impl f64 {
548548
/// # Examples
549549
///
550550
/// ```
551-
/// use std::f64;
552-
///
553-
/// let x = f64::consts::FRAC_PI_2;
551+
/// let x = std::f64::consts::FRAC_PI_2;
554552
///
555553
/// let abs_difference = (x.sin() - 1.0).abs();
556554
///
@@ -568,9 +566,7 @@ impl f64 {
568566
/// # Examples
569567
///
570568
/// ```
571-
/// use std::f64;
572-
///
573-
/// let x = 2.0 * f64::consts::PI;
569+
/// let x = 2.0 * std::f64::consts::PI;
574570
///
575571
/// let abs_difference = (x.cos() - 1.0).abs();
576572
///
@@ -588,9 +584,7 @@ impl f64 {
588584
/// # Examples
589585
///
590586
/// ```
591-
/// use std::f64;
592-
///
593-
/// let x = f64::consts::FRAC_PI_4;
587+
/// let x = std::f64::consts::FRAC_PI_4;
594588
/// let abs_difference = (x.tan() - 1.0).abs();
595589
///
596590
/// assert!(abs_difference < 1e-14);
@@ -609,12 +603,10 @@ impl f64 {
609603
/// # Examples
610604
///
611605
/// ```
612-
/// use std::f64;
613-
///
614-
/// let f = f64::consts::FRAC_PI_2;
606+
/// let f = std::f64::consts::FRAC_PI_2;
615607
///
616608
/// // asin(sin(pi/2))
617-
/// let abs_difference = (f.sin().asin() - f64::consts::FRAC_PI_2).abs();
609+
/// let abs_difference = (f.sin().asin() - std::f64::consts::FRAC_PI_2).abs();
618610
///
619611
/// assert!(abs_difference < 1e-10);
620612
/// ```
@@ -632,12 +624,10 @@ impl f64 {
632624
/// # Examples
633625
///
634626
/// ```
635-
/// use std::f64;
636-
///
637-
/// let f = f64::consts::FRAC_PI_4;
627+
/// let f = std::f64::consts::FRAC_PI_4;
638628
///
639629
/// // acos(cos(pi/4))
640-
/// let abs_difference = (f.cos().acos() - f64::consts::FRAC_PI_4).abs();
630+
/// let abs_difference = (f.cos().acos() - std::f64::consts::FRAC_PI_4).abs();
641631
///
642632
/// assert!(abs_difference < 1e-10);
643633
/// ```
@@ -678,8 +668,6 @@ impl f64 {
678668
/// # Examples
679669
///
680670
/// ```
681-
/// use std::f64;
682-
///
683671
/// // Positive angles measured counter-clockwise
684672
/// // from positive x axis
685673
/// // -pi/4 radians (45 deg clockwise)
@@ -690,8 +678,8 @@ impl f64 {
690678
/// let x2 = -3.0_f64;
691679
/// let y2 = 3.0_f64;
692680
///
693-
/// let abs_difference_1 = (y1.atan2(x1) - (-f64::consts::FRAC_PI_4)).abs();
694-
/// let abs_difference_2 = (y2.atan2(x2) - (3.0 * f64::consts::FRAC_PI_4)).abs();
681+
/// let abs_difference_1 = (y1.atan2(x1) - (-std::f64::consts::FRAC_PI_4)).abs();
682+
/// let abs_difference_2 = (y2.atan2(x2) - (3.0 * std::f64::consts::FRAC_PI_4)).abs();
695683
///
696684
/// assert!(abs_difference_1 < 1e-10);
697685
/// assert!(abs_difference_2 < 1e-10);
@@ -709,9 +697,7 @@ impl f64 {
709697
/// # Examples
710698
///
711699
/// ```
712-
/// use std::f64;
713-
///
714-
/// let x = f64::consts::FRAC_PI_4;
700+
/// let x = std::f64::consts::FRAC_PI_4;
715701
/// let f = x.sin_cos();
716702
///
717703
/// let abs_difference_0 = (f.0 - x.sin()).abs();
@@ -752,9 +738,7 @@ impl f64 {
752738
/// # Examples
753739
///
754740
/// ```
755-
/// use std::f64;
756-
///
757-
/// let x = f64::consts::E - 1.0;
741+
/// let x = std::f64::consts::E - 1.0;
758742
///
759743
/// // ln(1 + (e - 1)) == ln(e) == 1
760744
/// let abs_difference = (x.ln_1p() - 1.0).abs();
@@ -773,9 +757,7 @@ impl f64 {
773757
/// # Examples
774758
///
775759
/// ```
776-
/// use std::f64;
777-
///
778-
/// let e = f64::consts::E;
760+
/// let e = std::f64::consts::E;
779761
/// let x = 1.0_f64;
780762
///
781763
/// let f = x.sinh();
@@ -797,9 +779,7 @@ impl f64 {
797779
/// # Examples
798780
///
799781
/// ```
800-
/// use std::f64;
801-
///
802-
/// let e = f64::consts::E;
782+
/// let e = std::f64::consts::E;
803783
/// let x = 1.0_f64;
804784
/// let f = x.cosh();
805785
/// // Solving cosh() at 1 gives this result
@@ -821,9 +801,7 @@ impl f64 {
821801
/// # Examples
822802
///
823803
/// ```
824-
/// use std::f64;
825-
///
826-
/// let e = f64::consts::E;
804+
/// let e = std::f64::consts::E;
827805
/// let x = 1.0_f64;
828806
///
829807
/// let f = x.tanh();
@@ -887,9 +865,7 @@ impl f64 {
887865
/// # Examples
888866
///
889867
/// ```
890-
/// use std::f64;
891-
///
892-
/// let e = f64::consts::E;
868+
/// let e = std::f64::consts::E;
893869
/// let f = e.tanh().atanh();
894870
///
895871
/// let abs_difference = (f - e).abs();

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