valkyrie-types 0.0.8

Shard types for valkyrie language
Documentation 
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use nyar_error::FileSpan;
use shredder::{marker::GcSafe, Gc, Scan, Scanner};
use std::{
    fmt::{Debug, Formatter},
    hash::{Hash, Hasher},
    sync::Arc,
};
use valkyrie_ast::NamePathNode;
mod der;
mod jupyter;
mod ser;
pub mod symbols;

use crate::{builtin::images::ValkyrieImage, ValkyrieDict, ValkyrieError, ValkyrieStructure, ValkyrieVariantType};

#[derive(Clone, Eq, PartialEq)]
pub enum ValkyrieValue {
    /// ADT = -1
    Nothing,
    /// ADT = 0
    Null,
    /// ADT = 1
    Unit,
    /// ADT = 2
    ///
    /// Native boolean type, 8bit
    Boolean(bool),
    Number(i32),
    Unicode(char),
    UTF8String(Gc<String>),
    Bytes(Gc<Vec<u8>>),
    Html(Gc<String>),
    Image(Box<ValkyrieImage>),
    #[cfg(feature = "polars")]
    DataFrame(ValkyrieDataFrame),
    List(Vec<ValkyrieValue>),
    Dict(ValkyrieDict),
    Class(ValkyrieStructure),
    Variant(Gc<ValkyrieVariantType>),
}

impl Hash for ValkyrieValue {
    fn hash<H: Hasher>(&self, state: &mut H) {
        todo!()
    }
}

impl ValkyrieValue {
    pub fn is_truthy(&self) -> Result<bool, ValkyrieError> {
        match self {
            ValkyrieValue::Boolean(v) => Ok(*v),
            _ => Err(ValkyrieError::runtime_error("Expected boolean value")),
        }
    }
    pub fn is_nothing(&self) -> bool {
        matches!(self, ValkyrieValue::Nothing)
    }
}

unsafe impl GcSafe for ValkyrieValue {}

unsafe impl Scan for ValkyrieValue {
    fn scan(&self, scanner: &mut Scanner<'_>) {
        match self {
            ValkyrieValue::Nothing => {}
            ValkyrieValue::Null => {}
            ValkyrieValue::Unit => {}
            ValkyrieValue::Boolean(_) => {}
            ValkyrieValue::Number(v) => scanner.scan(v),
            ValkyrieValue::Unicode(_) => {}
            ValkyrieValue::UTF8String(v) => scanner.scan(v),
            ValkyrieValue::Bytes(v) => scanner.scan(v),
            ValkyrieValue::Html(_) => {}
            ValkyrieValue::Image(_) => {}
            ValkyrieValue::List(v) => scanner.scan(v),
            ValkyrieValue::Dict(v) => scanner.scan(v),
            ValkyrieValue::Class(_) => {}
            ValkyrieValue::Variant(_) => {}
        }
    }
}

impl Debug for ValkyrieValue {
    fn fmt(&self, f: &mut Formatter<'_>) -> std::fmt::Result {
        match self {
            ValkyrieValue::Nothing => f.write_str("nothing"),
            ValkyrieValue::Null => f.write_str("null"),
            ValkyrieValue::Unit => f.write_str("()"),
            ValkyrieValue::Boolean(v) => Debug::fmt(v, f),
            ValkyrieValue::Number(v) => Debug::fmt(v, f),
            ValkyrieValue::Unicode(v) => Debug::fmt(v, f),
            ValkyrieValue::UTF8String(v) => Debug::fmt(v, f),
            ValkyrieValue::Bytes(v) => Debug::fmt(v, f),
            ValkyrieValue::Html(v) => Debug::fmt(v, f),
            ValkyrieValue::Image(v) => Debug::fmt(v, f),
            ValkyrieValue::List(v) => Debug::fmt(v, f),
            ValkyrieValue::Dict(v) => Debug::fmt(v, f),
            ValkyrieValue::Class(v) => Debug::fmt(v, f),
            ValkyrieValue::Variant(v) => Debug::fmt(v, f),
        }
    }
}