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

use crate::MathML;
use std::{
    collections::{BTreeMap, BTreeSet},
    fmt::{Display, Formatter, Write},
};

mod constructors;
mod display;

#[derive(Clone, Debug, PartialEq)]
pub struct MathOperator {
    operator: String,
}

/// The [`<mroot>`](https://developer.mozilla.org/en-US/docs/Web/MathML/Element/mroot) or [`<msqrt>`](https://developer.mozilla.org/en-US/docs/Web/MathML/Element/msqrt) element is used to display roots with an explicit index.
#[derive(Clone, Debug, PartialEq)]
pub struct MathSqrt {
    base: MathML,
    surd: Option<MathML>,
}

/// The [`<mmultiscripts>`](https://developer.mozilla.org/en-US/docs/Web/MathML/Element/mmultiscripts) element is used to attach multiple subscripts and superscripts to a base.
#[derive(Clone, Debug, PartialEq)]
pub struct MathMultiScript {
    base: MathML,
    ru: Vec<MathML>,
    rd: Vec<MathML>,
    lu: Vec<MathML>,
    ld: Vec<MathML>,
    attributes: BTreeMap<String, String>,
}

/// The [`<munderover>`](https://developer.mozilla.org/en-US/docs/Web/MathML/Element/munderover) element is used to attach an accent or a limit under and over an expression.
#[derive(Clone, Debug, PartialEq)]
pub struct MathUnderOver {
    base: MathML,
    under: Option<MathML>,
    over: Option<MathML>,
    attributes: BTreeMap<String, String>,
}

#[derive(Clone, Debug, PartialEq)]
pub struct MathFenced {
    base: MathML,
    lhs: String,
    rhs: String,
}