xpr

Trait Expression

Source 
pub trait Expression {
    // Provided methods
    fn as_xpr(&self) -> Xpr<Term<&Self>>
       where Self: Sized { ... }
    fn into_xpr(self) -> Xpr<Term<Self>>
       where Self: Sized { ... }
}
Expand description

A trait for converting an instance into xpr terminals

Provided Methods§

Source

fn as_xpr(&self) -> Xpr<Term<&Self>>
where Self: Sized,

Wrap a reference of self in an Xpr terminal

Examples found in repository?
examples/vector_expression_ref.rs (line 78)
69pub fn main() {
70    // Create a couple of vectors
71    let x1 = Vec::new([0.6; 5000]);
72    let x2 = Vec::new([1.0; 5000]);
73    let x3 = Vec::new([40.0; 5000]);
74    let x4 = Vec::new([100.0; 5000]);
75    let x5 = Vec::new([3000.0; 5000]);
76
77    // A chained addition without any Vec temporaries!
78    let v = Vec::from(x1.as_xpr() + &x2 + &x3 + &x4 + &x5);
79    println!("v[0..5] = {:?}", &v[0..5]);
80}
Source

fn into_xpr(self) -> Xpr<Term<Self>>
where Self: Sized,

Consume self and return as Xpr terminal

Examples found in repository?
examples/vector_expression.rs (line 54)
52pub fn main() {
53    // Create a couple of vectors and convert to Xpr expressions
54    let x1 = Vec::new([0.6; 5000]).into_xpr();
55    let x2 = Vec::new([1.0; 5000]).into_xpr();
56    let x3 = Vec::new([40.0; 5000]).into_xpr();
57    let x4 = Vec::new([100.0; 5000]).into_xpr();
58    let x5 = Vec::new([3000.0; 5000]).into_xpr();
59
60    // A chained addition without any Vec temporaries!
61    let v = Vec::from(x1 + x2 + x3 + x4 + x5);
62    println!("v[0..5] = {:?}", &v.0[0..5]);
63}

Implementors§