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use crate::{ImportSymbol, Package, Span};
use leo_grammar::imports::PackageAccess as GrammarPackageAccess;
use serde::{Deserialize, Serialize};
use std::fmt;
#[derive(Clone, Eq, Hash, PartialEq, Serialize, Deserialize)]
pub enum PackageAccess {
Star(Span),
SubPackage(Box<Package>),
Symbol(ImportSymbol),
Multiple(Vec<PackageAccess>),
}
impl<'ast> From<GrammarPackageAccess<'ast>> for PackageAccess {
fn from(access: GrammarPackageAccess<'ast>) -> Self {
match access {
GrammarPackageAccess::Star(star) => PackageAccess::Star(Span::from(star.span)),
GrammarPackageAccess::SubPackage(package) => PackageAccess::SubPackage(Box::new(Package::from(*package))),
GrammarPackageAccess::Symbol(symbol) => PackageAccess::Symbol(ImportSymbol::from(symbol)),
GrammarPackageAccess::Multiple(accesses) => {
PackageAccess::Multiple(accesses.into_iter().map(PackageAccess::from).collect())
}
}
}
}
impl PackageAccess {
fn format(&self, f: &mut fmt::Formatter) -> fmt::Result {
match self {
PackageAccess::Star(ref _span) => write!(f, "*"),
PackageAccess::SubPackage(ref package) => write!(f, "{}", package),
PackageAccess::Symbol(ref symbol) => write!(f, "{}", symbol),
PackageAccess::Multiple(ref accesses) => {
write!(f, "(")?;
for (i, access) in accesses.iter().enumerate() {
write!(f, "{}", access)?;
if i < accesses.len() - 1 {
write!(f, ", ")?;
}
}
write!(f, ")")
}
}
}
}
impl fmt::Debug for PackageAccess {
fn fmt(&self, f: &mut fmt::Formatter) -> fmt::Result {
self.format(f)
}
}
impl fmt::Display for PackageAccess {
fn fmt(&self, f: &mut fmt::Formatter) -> fmt::Result {
self.format(f)
}
}