finitio 0.1.0

Finitio data language
Documentation 
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use crate::common::FilePosition;
#[cfg(test)]
use crate::{fio::any, fio::builtin, fio::common::assert_parse, fio::nil, fio::r#ref};

use crate::fio::common::Span;
use nom::{bytes::complete::tag, combinator::map, sequence::delimited, IResult};
use serde::{Serialize, Deserialize};

use super::Type;
use super::{common::ws, r#type::parse_type};

#[derive(Debug, PartialEq, Serialize, Deserialize, Clone)]
pub struct SetType {
    pub elm_type: Box<Type>,
    pub position: FilePosition,
}

pub fn parse_set(input: Span) -> IResult<Span, SetType> {
    map(
        delimited(tag("{"), delimited(ws, parse_type, ws), tag("}")),
        |elm_type| SetType {
            elm_type: Box::new(elm_type),
            position: input.into(),
        },
    )(input)
}

#[test]
fn test_parse_set() {
    assert_parse(
        parse_set(Span::new("{Nil}")),
        SetType {
            elm_type: Box::new(Type::NilType(nil::NilType {
                position: FilePosition { line: 1, column: 2 },
            })),
            position: FilePosition { line: 1, column: 1 },
        },
    );
    assert_parse(
        parse_set(Span::new("{.}")),
        SetType {
            elm_type: Box::new(Type::AnyType(any::AnyType {
                position: FilePosition { line: 1, column: 2 },
            })),
            position: FilePosition { line: 1, column: 1 },
        },
    );
    assert_parse(
        parse_set(Span::new("{.Number}")),
        SetType {
            position: FilePosition { line: 1, column: 1 },
            elm_type: Box::new(Type::BuiltinType(builtin::BuiltinType {
                name: "Number".to_string(),
                position: FilePosition { line: 1, column: 2 },
            })),
        },
    );
    assert_parse(
        parse_set(Span::new("{Number}")),
        SetType {
            position: FilePosition { line: 1, column: 1 },
            elm_type: Box::new(Type::RefType(r#ref::RefType {
                name: "Number".to_string(),
                position: FilePosition { line: 1, column: 2 },
            })),
        },
    );

    ///// Spacing
    assert_parse(
        parse_set(Span::new("{   Number \n \t }")),
        SetType {
            position: FilePosition { line: 1, column: 1 },
            elm_type: Box::new(Type::RefType(r#ref::RefType {
                name: "Number".to_string(),
                position: FilePosition { line: 1, column: 5 },
            })),
        },
    );
}