naviz-parser 0.6.0

Parser for the NAViz input files
Documentation 
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use super::{
    error::{Error, ErrorKind},
    generic::ConfigItem,
    parser::Value,
};
use fraction::Fraction;

/// A position (x- and y- coordinate)
pub type Position = (Fraction, Fraction);

impl TryFrom<ConfigItem> for Position {
    type Error = Error;
    fn try_from(value: ConfigItem) -> Result<Self, Self::Error> {
        match value {
            ConfigItem::Value(Value::Tuple(t)) => match t[..] {
                [Value::Number(x), Value::Number(y)] => Ok((x, y)),
                _ => Err(ErrorKind::WrongType("position").into()),
            },
            _ => Err(ErrorKind::WrongType("position").into()),
        }
    }
}