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#![feature(box_patterns)]
#![feature(box_syntax)]
#![feature(specialization)]
#![allow(incomplete_features)]
#![allow(clippy::needless_update)]
use stc_ts_ast_rnode::RTsLit;
use stc_ts_types::{LitType, Type, TypeElement, Union};
use swc_ecma_ast::TruePlusMinus;
pub mod bindings;
pub mod fix;
pub fn apply_mapped_flags(el: &mut TypeElement, optional: Option<TruePlusMinus>, readonly: Option<TruePlusMinus>) {
if let Some(v) = optional {
match el {
TypeElement::Call(_) => {}
TypeElement::Constructor(_) => {}
TypeElement::Property(p) => match v {
TruePlusMinus::True => {
p.optional = true;
}
TruePlusMinus::Plus => {
p.optional = true;
}
TruePlusMinus::Minus => {
p.optional = false;
}
},
TypeElement::Method(m) => match v {
TruePlusMinus::True => {
m.optional = true;
}
TruePlusMinus::Plus => {
m.optional = true;
}
TruePlusMinus::Minus => {
m.optional = false;
}
},
TypeElement::Index(_) => {}
}
}
if let Some(v) = readonly {
match el {
TypeElement::Call(_) => {}
TypeElement::Constructor(_) => {}
TypeElement::Property(p) => match v {
TruePlusMinus::True => {
p.readonly = true;
}
TruePlusMinus::Plus => {
p.readonly = true;
}
TruePlusMinus::Minus => {
p.readonly = false;
}
},
TypeElement::Index(_) => {}
TypeElement::Method(m) => match v {
TruePlusMinus::True => {
m.readonly = true;
}
TruePlusMinus::Plus => {
m.readonly = true;
}
TruePlusMinus::Minus => {
m.readonly = false;
}
},
}
}
}
pub fn is_str_lit_or_union(t: &Type) -> bool {
match t.normalize() {
Type::Lit(LitType { lit: RTsLit::Str(..), .. }) => true,
Type::Union(Union { ref types, .. }) => types.iter().all(is_str_lit_or_union),
_ => false,
}
}