bomlamaal 0.1.0

Bømlamål as a programming language.
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use std::fmt;
use std::fmt::Debug;

use super::types::Type;
use super::value::Value;

#[derive(Debug, Clone)]
pub struct Token {
    _type: Type,
    value: Option<Box<Value>>,
}

impl fmt::Display for Token {
    fn fmt(&self, fmt: &mut fmt::Formatter) -> fmt::Result {
        write!(fmt, "Token ({:?}, {:?})", self._type, self.value)
    }
}

impl Token {
    pub fn new(_type: Type, value: Option<Box<Value>>) -> Self {
        Self {
            _type: _type,
            value: value,
        }
    }

    pub fn empty() -> Self {
        Self {
            _type: Type::EOF,
            value: None,
        }
    }

    pub fn get_type(&self) -> &Type {
        &self._type
    }

    pub fn get_value(&self) -> &Box<Value> {
        self.value
            .as_ref()
            .expect("Tried to get value that was not set. Aborting.")
    }
}