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doc: Insert examples with universal function call syntax #36248

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2d273f4
Insert examples with universal function call syntax.
EdorianDark Sep 3, 2016
f88a1f5
Add missing std prefix
EdorianDark Sep 4, 2016
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21 changes: 10 additions & 11 deletions src/libstd/num/f32.rs
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Original file line number Diff line number Diff line change
Expand Up @@ -800,6 +800,7 @@ impl f32 {
/// let y = 2.0f32;
///
/// assert_eq!(x.max(y), y);
/// assert_eq!(f32::max(x,y), y);
/// ```
///
/// If one of the arguments is NaN, then the other argument is returned.
Expand All @@ -816,6 +817,7 @@ impl f32 {
/// let y = 2.0f32;
///
/// assert_eq!(x.min(y), x);
/// assert_eq!(f32::min(x,y), x);
/// ```
///
/// If one of the arguments is NaN, then the other argument is returned.
Expand Down Expand Up @@ -1018,23 +1020,20 @@ impl f32 {
/// * `y < 0`: `arctan(y/x) - pi` -> `(-pi, -pi/2)`
///
/// ```
/// use std::f32;
///
/// let pi = f32::consts::PI;
/// let pi = std::f32::consts::PI;
/// // All angles from horizontal right (+x)
/// // 45 deg counter-clockwise
/// let x1 = 3.0f32;
/// let y1 = -3.0f32;
/// let point = (3.0f32, -3.0f32);
///
/// // 135 deg clockwise
/// let x2 = -3.0f32;
/// let y2 = 3.0f32;
/// let x = -3.0f32;
/// let y = 3.0f32;
///
/// let abs_difference_1 = (y1.atan2(x1) - (-pi/4.0)).abs();
/// let abs_difference_2 = (y2.atan2(x2) - 3.0*pi/4.0).abs();
/// let abs_difference_1 = (f32::atan2(point.1, point.0) - (-pi/4.0)).abs();
/// let abs_difference_2 = (y.atan2(x) - 3.0*pi/4.0).abs();
///
/// assert!(abs_difference_1 <= f32::EPSILON);
/// assert!(abs_difference_2 <= f32::EPSILON);
/// assert!(abs_difference_1 <= std::f32::EPSILON);
/// assert!(abs_difference_2 <= std::f32::EPSILON);
/// ```
#[stable(feature = "rust1", since = "1.0.0")]
#[inline]
Expand Down
17 changes: 8 additions & 9 deletions src/libstd/num/f64.rs
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Original file line number Diff line number Diff line change
Expand Up @@ -689,6 +689,7 @@ impl f64 {
/// let y = 2.0_f64;
///
/// assert_eq!(x.max(y), y);
/// assert_eq!(f64::max(x,y), y);
/// ```
///
/// If one of the arguments is NaN, then the other argument is returned.
Expand All @@ -705,6 +706,7 @@ impl f64 {
/// let y = 2.0_f64;
///
/// assert_eq!(x.min(y), x);
/// assert_eq!(f64::min(x,y), x);
/// ```
///
/// If one of the arguments is NaN, then the other argument is returned.
Expand Down Expand Up @@ -891,20 +893,17 @@ impl f64 {
/// * `y < 0`: `arctan(y/x) - pi` -> `(-pi, -pi/2)`
///
/// ```
/// use std::f64;
///
/// let pi = f64::consts::PI;
/// let pi = std::f64::consts::PI;
/// // All angles from horizontal right (+x)
/// // 45 deg counter-clockwise
/// let x1 = 3.0_f64;
/// let y1 = -3.0_f64;
/// let point = (3.0_f64, -3.0_f64);
///
/// // 135 deg clockwise
/// let x2 = -3.0_f64;
/// let y2 = 3.0_f64;
/// let x = -3.0_f64;
/// let y = 3.0_f64;
///
/// let abs_difference_1 = (y1.atan2(x1) - (-pi/4.0)).abs();
/// let abs_difference_2 = (y2.atan2(x2) - 3.0*pi/4.0).abs();
/// let abs_difference_1 = (f64::atan2(point.1, point.0) - (-pi/4.0)).abs();
/// let abs_difference_2 = (y.atan2(x) - 3.0*pi/4.0).abs();
///
/// assert!(abs_difference_1 < 1e-10);
/// assert!(abs_difference_2 < 1e-10);
Expand Down