Add “Examples” section header in f32/f64 doc comments.

This is recommend by [RFC 0505] and as far as I know, the only primitive
types without this heading.

[RFC 0505]: c892139be6/text/0505-api-comment-conventions.md (using-markdown)
This commit is contained in:
Corey Farwell 2018-05-13 15:54:40 -04:00
parent 9fae153746
commit 2c4b152356
2 changed files with 152 additions and 0 deletions

View file

@ -49,6 +49,8 @@ impl f32 {
/// Returns the largest integer less than or equal to a number.
///
/// # Examples
///
/// ```
/// let f = 3.99_f32;
/// let g = 3.0_f32;
@ -80,6 +82,8 @@ impl f32 {
/// Returns the smallest integer greater than or equal to a number.
///
/// # Examples
///
/// ```
/// let f = 3.01_f32;
/// let g = 4.0_f32;
@ -100,6 +104,8 @@ impl f32 {
/// Returns the nearest integer to a number. Round half-way cases away from
/// `0.0`.
///
/// # Examples
///
/// ```
/// let f = 3.3_f32;
/// let g = -3.3_f32;
@ -115,6 +121,8 @@ impl f32 {
/// Returns the integer part of a number.
///
/// # Examples
///
/// ```
/// let f = 3.3_f32;
/// let g = -3.7_f32;
@ -130,6 +138,8 @@ impl f32 {
/// Returns the fractional part of a number.
///
/// # Examples
///
/// ```
/// use std::f32;
///
@ -148,6 +158,8 @@ impl f32 {
/// Computes the absolute value of `self`. Returns `NAN` if the
/// number is `NAN`.
///
/// # Examples
///
/// ```
/// use std::f32;
///
@ -174,6 +186,8 @@ impl f32 {
/// - `-1.0` if the number is negative, `-0.0` or `NEG_INFINITY`
/// - `NAN` if the number is `NAN`
///
/// # Examples
///
/// ```
/// use std::f32;
///
@ -200,6 +214,8 @@ impl f32 {
/// Using `mul_add` can be more performant than an unfused multiply-add if
/// the target architecture has a dedicated `fma` CPU instruction.
///
/// # Examples
///
/// ```
/// use std::f32;
///
@ -225,6 +241,8 @@ impl f32 {
/// In other words, the result is `self / rhs` rounded to the integer `n`
/// such that `self >= n * rhs`.
///
/// # Examples
///
/// ```
/// #![feature(euclidean_division)]
/// let a: f32 = 7.0;
@ -248,6 +266,8 @@ impl f32 {
///
/// In particular, the result `n` satisfies `0 <= n < rhs.abs()`.
///
/// # Examples
///
/// ```
/// #![feature(euclidean_division)]
/// let a: f32 = 7.0;
@ -273,6 +293,8 @@ impl f32 {
///
/// Using this function is generally faster than using `powf`
///
/// # Examples
///
/// ```
/// use std::f32;
///
@ -289,6 +311,8 @@ impl f32 {
/// Raises a number to a floating point power.
///
/// # Examples
///
/// ```
/// use std::f32;
///
@ -311,6 +335,8 @@ impl f32 {
///
/// Returns NaN if `self` is a negative number.
///
/// # Examples
///
/// ```
/// use std::f32;
///
@ -334,6 +360,8 @@ impl f32 {
/// Returns `e^(self)`, (the exponential function).
///
/// # Examples
///
/// ```
/// use std::f32;
///
@ -358,6 +386,8 @@ impl f32 {
/// Returns `2^(self)`.
///
/// # Examples
///
/// ```
/// use std::f32;
///
@ -376,6 +406,8 @@ impl f32 {
/// Returns the natural logarithm of the number.
///
/// # Examples
///
/// ```
/// use std::f32;
///
@ -404,6 +436,8 @@ impl f32 {
/// `self.log2()` can produce more accurate results for base 2, and
/// `self.log10()` can produce more accurate results for base 10.
///
/// # Examples
///
/// ```
/// use std::f32;
///
@ -420,6 +454,8 @@ impl f32 {
/// Returns the base 2 logarithm of the number.
///
/// # Examples
///
/// ```
/// use std::f32;
///
@ -441,6 +477,8 @@ impl f32 {
/// Returns the base 10 logarithm of the number.
///
/// # Examples
///
/// ```
/// use std::f32;
///
@ -466,6 +504,8 @@ impl f32 {
/// * If `self <= other`: `0:0`
/// * Else: `self - other`
///
/// # Examples
///
/// ```
/// use std::f32;
///
@ -493,6 +533,8 @@ impl f32 {
/// Takes the cubic root of a number.
///
/// # Examples
///
/// ```
/// use std::f32;
///
@ -512,6 +554,8 @@ impl f32 {
/// Calculates the length of the hypotenuse of a right-angle triangle given
/// legs of length `x` and `y`.
///
/// # Examples
///
/// ```
/// use std::f32;
///
@ -531,6 +575,8 @@ impl f32 {
/// Computes the sine of a number (in radians).
///
/// # Examples
///
/// ```
/// use std::f32;
///
@ -552,6 +598,8 @@ impl f32 {
/// Computes the cosine of a number (in radians).
///
/// # Examples
///
/// ```
/// use std::f32;
///
@ -573,6 +621,8 @@ impl f32 {
/// Computes the tangent of a number (in radians).
///
/// # Examples
///
/// ```
/// use std::f32;
///
@ -591,6 +641,8 @@ impl f32 {
/// the range [-pi/2, pi/2] or NaN if the number is outside the range
/// [-1, 1].
///
/// # Examples
///
/// ```
/// use std::f32;
///
@ -611,6 +663,8 @@ impl f32 {
/// the range [0, pi] or NaN if the number is outside the range
/// [-1, 1].
///
/// # Examples
///
/// ```
/// use std::f32;
///
@ -630,6 +684,8 @@ impl f32 {
/// Computes the arctangent of a number. Return value is in radians in the
/// range [-pi/2, pi/2];
///
/// # Examples
///
/// ```
/// use std::f32;
///
@ -653,6 +709,8 @@ impl f32 {
/// * `y >= 0`: `arctan(y/x) + pi` -> `(pi/2, pi]`
/// * `y < 0`: `arctan(y/x) - pi` -> `(-pi, -pi/2)`
///
/// # Examples
///
/// ```
/// use std::f32;
///
@ -682,6 +740,8 @@ impl f32 {
/// Simultaneously computes the sine and cosine of the number, `x`. Returns
/// `(sin(x), cos(x))`.
///
/// # Examples
///
/// ```
/// use std::f32;
///
@ -703,6 +763,8 @@ impl f32 {
/// Returns `e^(self) - 1` in a way that is accurate even if the
/// number is close to zero.
///
/// # Examples
///
/// ```
/// use std::f32;
///
@ -722,6 +784,8 @@ impl f32 {
/// Returns `ln(1+n)` (natural logarithm) more accurately than if
/// the operations were performed separately.
///
/// # Examples
///
/// ```
/// use std::f32;
///
@ -740,6 +804,8 @@ impl f32 {
/// Hyperbolic sine function.
///
/// # Examples
///
/// ```
/// use std::f32;
///
@ -761,6 +827,8 @@ impl f32 {
/// Hyperbolic cosine function.
///
/// # Examples
///
/// ```
/// use std::f32;
///
@ -782,6 +850,8 @@ impl f32 {
/// Hyperbolic tangent function.
///
/// # Examples
///
/// ```
/// use std::f32;
///
@ -803,6 +873,8 @@ impl f32 {
/// Inverse hyperbolic sine function.
///
/// # Examples
///
/// ```
/// use std::f32;
///
@ -825,6 +897,8 @@ impl f32 {
/// Inverse hyperbolic cosine function.
///
/// # Examples
///
/// ```
/// use std::f32;
///
@ -846,6 +920,8 @@ impl f32 {
/// Inverse hyperbolic tangent function.
///
/// # Examples
///
/// ```
/// use std::f32;
///

View file

@ -49,6 +49,8 @@ impl f64 {
/// Returns the largest integer less than or equal to a number.
///
/// # Examples
///
/// ```
/// let f = 3.99_f64;
/// let g = 3.0_f64;
@ -64,6 +66,8 @@ impl f64 {
/// Returns the smallest integer greater than or equal to a number.
///
/// # Examples
///
/// ```
/// let f = 3.01_f64;
/// let g = 4.0_f64;
@ -80,6 +84,8 @@ impl f64 {
/// Returns the nearest integer to a number. Round half-way cases away from
/// `0.0`.
///
/// # Examples
///
/// ```
/// let f = 3.3_f64;
/// let g = -3.3_f64;
@ -95,6 +101,8 @@ impl f64 {
/// Returns the integer part of a number.
///
/// # Examples
///
/// ```
/// let f = 3.3_f64;
/// let g = -3.7_f64;
@ -110,6 +118,8 @@ impl f64 {
/// Returns the fractional part of a number.
///
/// # Examples
///
/// ```
/// let x = 3.5_f64;
/// let y = -3.5_f64;
@ -126,6 +136,8 @@ impl f64 {
/// Computes the absolute value of `self`. Returns `NAN` if the
/// number is `NAN`.
///
/// # Examples
///
/// ```
/// use std::f64;
///
@ -152,6 +164,8 @@ impl f64 {
/// - `-1.0` if the number is negative, `-0.0` or `NEG_INFINITY`
/// - `NAN` if the number is `NAN`
///
/// # Examples
///
/// ```
/// use std::f64;
///
@ -178,6 +192,8 @@ impl f64 {
/// Using `mul_add` can be more performant than an unfused multiply-add if
/// the target architecture has a dedicated `fma` CPU instruction.
///
/// # Examples
///
/// ```
/// let m = 10.0_f64;
/// let x = 4.0_f64;
@ -201,6 +217,8 @@ impl f64 {
/// In other words, the result is `self / rhs` rounded to the integer `n`
/// such that `self >= n * rhs`.
///
/// # Examples
///
/// ```
/// #![feature(euclidean_division)]
/// let a: f64 = 7.0;
@ -224,6 +242,8 @@ impl f64 {
///
/// In particular, the result `n` satisfies `0 <= n < rhs.abs()`.
///
/// # Examples
///
/// ```
/// #![feature(euclidean_division)]
/// let a: f64 = 7.0;
@ -248,6 +268,8 @@ impl f64 {
///
/// Using this function is generally faster than using `powf`
///
/// # Examples
///
/// ```
/// let x = 2.0_f64;
/// let abs_difference = (x.powi(2) - x*x).abs();
@ -262,6 +284,8 @@ impl f64 {
/// Raises a number to a floating point power.
///
/// # Examples
///
/// ```
/// let x = 2.0_f64;
/// let abs_difference = (x.powf(2.0) - x*x).abs();
@ -278,6 +302,8 @@ impl f64 {
///
/// Returns NaN if `self` is a negative number.
///
/// # Examples
///
/// ```
/// let positive = 4.0_f64;
/// let negative = -4.0_f64;
@ -299,6 +325,8 @@ impl f64 {
/// Returns `e^(self)`, (the exponential function).
///
/// # Examples
///
/// ```
/// let one = 1.0_f64;
/// // e^1
@ -317,6 +345,8 @@ impl f64 {
/// Returns `2^(self)`.
///
/// # Examples
///
/// ```
/// let f = 2.0_f64;
///
@ -333,6 +363,8 @@ impl f64 {
/// Returns the natural logarithm of the number.
///
/// # Examples
///
/// ```
/// let one = 1.0_f64;
/// // e^1
@ -355,6 +387,8 @@ impl f64 {
/// `self.log2()` can produce more accurate results for base 2, and
/// `self.log10()` can produce more accurate results for base 10.
///
/// # Examples
///
/// ```
/// let five = 5.0_f64;
///
@ -369,6 +403,8 @@ impl f64 {
/// Returns the base 2 logarithm of the number.
///
/// # Examples
///
/// ```
/// let two = 2.0_f64;
///
@ -390,6 +426,8 @@ impl f64 {
/// Returns the base 10 logarithm of the number.
///
/// # Examples
///
/// ```
/// let ten = 10.0_f64;
///
@ -409,6 +447,8 @@ impl f64 {
/// * If `self <= other`: `0:0`
/// * Else: `self - other`
///
/// # Examples
///
/// ```
/// let x = 3.0_f64;
/// let y = -3.0_f64;
@ -434,6 +474,8 @@ impl f64 {
/// Takes the cubic root of a number.
///
/// # Examples
///
/// ```
/// let x = 8.0_f64;
///
@ -451,6 +493,8 @@ impl f64 {
/// Calculates the length of the hypotenuse of a right-angle triangle given
/// legs of length `x` and `y`.
///
/// # Examples
///
/// ```
/// let x = 2.0_f64;
/// let y = 3.0_f64;
@ -468,6 +512,8 @@ impl f64 {
/// Computes the sine of a number (in radians).
///
/// # Examples
///
/// ```
/// use std::f64;
///
@ -485,6 +531,8 @@ impl f64 {
/// Computes the cosine of a number (in radians).
///
/// # Examples
///
/// ```
/// use std::f64;
///
@ -502,6 +550,8 @@ impl f64 {
/// Computes the tangent of a number (in radians).
///
/// # Examples
///
/// ```
/// use std::f64;
///
@ -520,6 +570,8 @@ impl f64 {
/// the range [-pi/2, pi/2] or NaN if the number is outside the range
/// [-1, 1].
///
/// # Examples
///
/// ```
/// use std::f64;
///
@ -540,6 +592,8 @@ impl f64 {
/// the range [0, pi] or NaN if the number is outside the range
/// [-1, 1].
///
/// # Examples
///
/// ```
/// use std::f64;
///
@ -559,6 +613,8 @@ impl f64 {
/// Computes the arctangent of a number. Return value is in radians in the
/// range [-pi/2, pi/2];
///
/// # Examples
///
/// ```
/// let f = 1.0_f64;
///
@ -580,6 +636,8 @@ impl f64 {
/// * `y >= 0`: `arctan(y/x) + pi` -> `(pi/2, pi]`
/// * `y < 0`: `arctan(y/x) - pi` -> `(-pi, -pi/2)`
///
/// # Examples
///
/// ```
/// use std::f64;
///
@ -609,6 +667,8 @@ impl f64 {
/// Simultaneously computes the sine and cosine of the number, `x`. Returns
/// `(sin(x), cos(x))`.
///
/// # Examples
///
/// ```
/// use std::f64;
///
@ -630,6 +690,8 @@ impl f64 {
/// Returns `e^(self) - 1` in a way that is accurate even if the
/// number is close to zero.
///
/// # Examples
///
/// ```
/// let x = 7.0_f64;
///
@ -647,6 +709,8 @@ impl f64 {
/// Returns `ln(1+n)` (natural logarithm) more accurately than if
/// the operations were performed separately.
///
/// # Examples
///
/// ```
/// use std::f64;
///
@ -665,6 +729,8 @@ impl f64 {
/// Hyperbolic sine function.
///
/// # Examples
///
/// ```
/// use std::f64;
///
@ -686,6 +752,8 @@ impl f64 {
/// Hyperbolic cosine function.
///
/// # Examples
///
/// ```
/// use std::f64;
///
@ -707,6 +775,8 @@ impl f64 {
/// Hyperbolic tangent function.
///
/// # Examples
///
/// ```
/// use std::f64;
///
@ -728,6 +798,8 @@ impl f64 {
/// Inverse hyperbolic sine function.
///
/// # Examples
///
/// ```
/// let x = 1.0_f64;
/// let f = x.sinh().asinh();
@ -748,6 +820,8 @@ impl f64 {
/// Inverse hyperbolic cosine function.
///
/// # Examples
///
/// ```
/// let x = 1.0_f64;
/// let f = x.cosh().acosh();
@ -767,6 +841,8 @@ impl f64 {
/// Inverse hyperbolic tangent function.
///
/// # Examples
///
/// ```
/// use std::f64;
///