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ratex_parser/functions/
mathchoice.rs

1use std::collections::HashMap;
2
3use crate::error::ParseResult;
4use crate::functions::{define_function_full, FunctionContext, FunctionSpec};
5use crate::parse_node::ParseNode;
6
7pub fn register(map: &mut HashMap<&'static str, FunctionSpec>) {
8    define_function_full(
9        map,
10        &["\\mathchoice"],
11        "mathchoice",
12        4,
13        0,
14        None,
15        false,
16        false,
17        true,
18        false,
19        true,
20        handle_mathchoice,
21    );
22}
23
24fn handle_mathchoice(
25    ctx: &mut FunctionContext,
26    args: Vec<ParseNode>,
27    _opt_args: Vec<Option<ParseNode>>,
28) -> ParseResult<ParseNode> {
29    let mut args = args.into_iter();
30    let display = ParseNode::ord_argument(args.next().unwrap());
31    let text = ParseNode::ord_argument(args.next().unwrap());
32    let script = ParseNode::ord_argument(args.next().unwrap());
33    let scriptscript = ParseNode::ord_argument(args.next().unwrap());
34
35    Ok(ParseNode::MathChoice {
36        mode: ctx.parser.mode,
37        display,
38        text,
39        script,
40        scriptscript,
41        loc: None,
42    })
43}