1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
use std::convert::From;
use binding::float;
use types::{Value, ValueType};
use {Object, VerifiedObject};
/// `Float`
#[derive(Debug, PartialEq)]
pub struct Float {
value: Value,
}
impl Float {
/// Creates a new `Float`.
///
/// # Examples
///
/// ```
/// use ruru::{Float, VM};
/// # VM::init();
///
/// let float = Float::new(1.23);
///
/// assert_eq!(float.to_f64(), 1.23);
/// ```
///
/// Ruby:
///
/// ```ruby
/// 1.23 == 1.23
/// ```
pub fn new(num: f64) -> Self {
Self::from(float::float_to_num(num))
}
/// Retrieves an `f64` value from `Float`.
///
/// # Examples
///
/// ```
/// use ruru::{Float, VM};
/// # VM::init();
///
/// let float = Float::new(1.23);
///
/// assert_eq!(float.to_f64(), 1.23);
/// ```
///
/// Ruby:
///
/// ```ruby
/// 1.23 == 1.23
/// ```
pub fn to_f64(&self) -> f64 {
float::num_to_float(self.value())
}
}
impl From<Value> for Float {
fn from(value: Value) -> Self {
Float { value: value }
}
}
impl Object for Float {
#[inline]
fn value(&self) -> Value {
self.value
}
}
impl VerifiedObject for Float {
fn is_correct_type<T: Object>(object: &T) -> bool {
object.value().ty() == ValueType::Float
}
fn error_message() -> &'static str {
"Error converting to Float"
}
}