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use std::collections::BTreeMap;
use crate::syntax::{Builtin, LitKind};
use crate::Normalized;
#[derive(Debug, Clone, PartialEq, Eq)]
pub struct SimpleValue {
kind: Box<SValKind>,
}
#[derive(Debug, Clone, PartialEq, Eq)]
pub enum SValKind {
Lit(LitKind),
Optional(Option<SimpleValue>),
List(Vec<SimpleValue>),
Record(BTreeMap<String, SimpleValue>),
Union(String, Option<SimpleValue>),
Text(String),
}
#[derive(Debug, Clone, PartialEq, Eq)]
pub struct SimpleType {
kind: Box<STyKind>,
}
#[derive(Debug, Clone, PartialEq, Eq)]
pub enum STyKind {
Bool,
Natural,
Integer,
Double,
Text,
Optional(SimpleType),
List(SimpleType),
Record(BTreeMap<String, SimpleType>),
Union(BTreeMap<String, Option<SimpleType>>),
}
impl SimpleValue {
pub(crate) fn new(kind: SValKind) -> Self {
SimpleValue {
kind: Box::new(kind),
}
}
pub fn kind(&self) -> &SValKind {
self.kind.as_ref()
}
}
impl SimpleType {
pub fn new(kind: STyKind) -> Self {
SimpleType {
kind: Box::new(kind),
}
}
pub fn kind(&self) -> &STyKind {
self.kind.as_ref()
}
pub fn into_normalized(self) -> Normalized {
match *self.kind {
STyKind::Bool => Normalized::make_builtin_type(Builtin::Bool),
STyKind::Natural => Normalized::make_builtin_type(Builtin::Natural),
STyKind::Integer => Normalized::make_builtin_type(Builtin::Integer),
STyKind::Double => Normalized::make_builtin_type(Builtin::Double),
STyKind::Text => Normalized::make_builtin_type(Builtin::Text),
STyKind::Optional(t) => {
Normalized::make_optional_type(t.into_normalized())
}
STyKind::List(t) => Normalized::make_list_type(t.into_normalized()),
STyKind::Record(kts) => Normalized::make_record_type(
kts.into_iter().map(|(k, t)| (k, t.into_normalized())),
),
STyKind::Union(kts) => Normalized::make_union_type(
kts.into_iter()
.map(|(k, t)| (k, t.map(|t| t.into_normalized()))),
),
}
}
}
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