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use std::fmt::Display;
use std::fmt::Formatter;
use std::fmt::Result as FmtResult;
use std::fmt::Write;
use pest::iterators::Pair;
use crate::ast::*;
use crate::error::Result;
use crate::parser::FromPair;
use crate::parser::Rule;
#[derive(Clone, Debug, Eq, Hash, Ord, PartialEq, PartialOrd)]
pub enum InstanceClause {
IsAnonymous(bool),
Name(UnquotedString),
Namespace(NamespaceIdent),
AltId(Ident),
Def(QuotedString, XrefList),
Comment(UnquotedString),
Subset(SubsetIdent),
Synonym(Synonym),
Xref(Xref),
PropertyValue(PropertyValue),
InstanceOf(ClassIdent),
Relationship(RelationIdent, Ident),
CreatedBy(UnquotedString),
CreationDate(IsoDateTime),
IsObsolete(bool),
ReplacedBy(InstanceIdent),
Consider(Ident),
}
impl Display for InstanceClause {
fn fmt(&self, f: &mut Formatter) -> FmtResult {
use self::InstanceClause::*;
match self {
IsAnonymous(b) => f.write_str("is_anonymous: ").and(b.fmt(f)),
Name(n) => f.write_str("name: ").and(n.fmt(f)),
Namespace(ns) => f.write_str("namespace: ").and(ns.fmt(f)),
AltId(id) => f.write_str("alt_id: ").and(id.fmt(f)),
Def(desc, xrefs) => f
.write_str("def: ")
.and(desc.fmt(f))
.and(f.write_char(' '))
.and(xrefs.fmt(f)),
Comment(s) => f.write_str("comment: ").and(s.fmt(f)),
Subset(id) => f.write_str("subset: ").and(id.fmt(f)),
Synonym(syn) => f.write_str("synonym: ").and(syn.fmt(f)),
Xref(xref) => f.write_str("xref: ").and(xref.fmt(f)),
PropertyValue(pv) => f.write_str("property_value: ").and(pv.fmt(f)),
InstanceOf(id) => f.write_str("instance_of: ").and(id.fmt(f)),
Relationship(r, id) => f
.write_str("relationship: ")
.and(r.fmt(f))
.and(f.write_char(' '))
.and(id.fmt(f)),
CreatedBy(s) => f.write_str("created_by: ").and(s.fmt(f)),
CreationDate(dt) => f.write_str("creation_date: ").and(dt.fmt(f)),
IsObsolete(b) => f.write_str("is_obsolete: ").and(b.fmt(f)),
ReplacedBy(id) => f.write_str("replaced_by: ").and(id.fmt(f)),
Consider(id) => f.write_str("consider: ").and(id.fmt(f)),
}
}
}
impl<'i> FromPair<'i> for InstanceClause {
const RULE: Rule = Rule::InstanceClause;
unsafe fn from_pair_unchecked(pair: Pair<'i, Rule>) -> Result<Self> {
let mut inner = pair.into_inner();
match inner.next().unwrap().as_rule() {
Rule::IsAnonymousTag => {
let b = bool::from_pair_unchecked(inner.next().unwrap())?;
Ok(InstanceClause::IsAnonymous(b))
}
Rule::NameTag => {
let n = UnquotedString::from_pair_unchecked(inner.next().unwrap())?;
Ok(InstanceClause::Name(n))
}
Rule::NamespaceTag => {
let ns = NamespaceIdent::from_pair_unchecked(inner.next().unwrap())?;
Ok(InstanceClause::Namespace(ns))
}
Rule::AltIdTag => {
let id = Ident::from_pair_unchecked(inner.next().unwrap())?;
Ok(InstanceClause::AltId(id))
}
Rule::DefTag => {
let desc = QuotedString::from_pair_unchecked(inner.next().unwrap())?;
let xrefs = XrefList::from_pair_unchecked(inner.next().unwrap())?;
Ok(InstanceClause::Def(desc, xrefs))
}
Rule::CommentTag => {
let s = UnquotedString::from_pair_unchecked(inner.next().unwrap())?;
Ok(InstanceClause::Comment(s))
}
Rule::SubsetTag => {
let id = SubsetIdent::from_pair_unchecked(inner.next().unwrap())?;
Ok(InstanceClause::Subset(id))
}
Rule::SynonymTag => {
let syn = Synonym::from_pair_unchecked(inner.next().unwrap())?;
Ok(InstanceClause::Synonym(syn))
}
Rule::XrefTag => {
let xref = Xref::from_pair_unchecked(inner.next().unwrap())?;
Ok(InstanceClause::Xref(xref))
}
Rule::PropertyValueTag => {
let pv = PropertyValue::from_pair_unchecked(inner.next().unwrap())?;
Ok(InstanceClause::PropertyValue(pv))
}
Rule::InstanceOfTag => {
let id = ClassIdent::from_pair_unchecked(inner.next().unwrap())?;
Ok(InstanceClause::InstanceOf(id))
}
Rule::RelationshipTag => {
let r = RelationIdent::from_pair_unchecked(inner.next().unwrap())?;
let id = Ident::from_pair_unchecked(inner.next().unwrap())?;
Ok(InstanceClause::Relationship(r, id))
}
Rule::CreatedByTag => {
let s = UnquotedString::from_pair_unchecked(inner.next().unwrap())?;
Ok(InstanceClause::CreatedBy(s))
}
Rule::CreationDateTag => {
let dt = IsoDateTime::from_pair_unchecked(inner.next().unwrap())?;
Ok(InstanceClause::CreationDate(dt))
}
Rule::IsObsoleteTag => {
let b = bool::from_pair_unchecked(inner.next().unwrap())?;
Ok(InstanceClause::IsObsolete(b))
}
Rule::ReplacedByTag => {
let id = InstanceIdent::from_pair_unchecked(inner.next().unwrap())?;
Ok(InstanceClause::ReplacedBy(id))
}
Rule::ConsiderTag => {
let id = Ident::from_pair_unchecked(inner.next().unwrap())?;
Ok(InstanceClause::Consider(id))
}
_ => unreachable!(),
}
}
}
impl_fromstr!(InstanceClause);
impl<'i> FromPair<'i> for Line<InstanceClause> {
const RULE: Rule = Rule::InstanceClauseLine;
unsafe fn from_pair_unchecked(pair: Pair<'i, Rule>) -> Result<Self> {
let mut inner = pair.into_inner();
let clause = InstanceClause::from_pair_unchecked(inner.next().unwrap())?;
let eol = inner.next().unwrap();
Ok(Eol::from_pair_unchecked(eol)?.and_inner(clause))
}
}
impl_fromstr!(Line<InstanceClause>);