use xsd_parser_types::{
misc::{Namespace, NamespacePrefix},
quick_xml::{Error, WithDeserializer, WithSerializer},
};
pub const NS_XS: Namespace = Namespace::new_const(b"http://www.w3.org/2001/XMLSchema");
pub const NS_XML: Namespace = Namespace::new_const(b"http://www.w3.org/XML/1998/namespace");
pub const NS_XSI: Namespace = Namespace::new_const(b"http://www.w3.org/2001/XMLSchema-instance");
pub const NS_UNNAMED_5: Namespace = Namespace::new_const(b"http://example.com");
pub const PREFIX_XS: NamespacePrefix = NamespacePrefix::new_const(b"xs");
pub const PREFIX_XML: NamespacePrefix = NamespacePrefix::new_const(b"xml");
pub const PREFIX_XSI: NamespacePrefix = NamespacePrefix::new_const(b"xsi");
pub type Foo = FooType;
#[derive(Debug)]
pub struct FooType {
pub once: i32,
pub optional: Option<i32>,
pub once_specify: i32,
pub twice_or_more: Vec<i32>,
}
impl WithSerializer for FooType {
type Serializer<'x> = quick_xml_serialize::FooTypeSerializer<'x>;
fn serializer<'ser>(
&'ser self,
name: Option<&'ser str>,
is_root: bool,
) -> Result<Self::Serializer<'ser>, Error> {
Ok(quick_xml_serialize::FooTypeSerializer {
value: self,
state: Box::new(quick_xml_serialize::FooTypeSerializerState::Init__),
name: name.unwrap_or("FooType"),
is_root,
})
}
}
impl WithDeserializer for FooType {
type Deserializer = quick_xml_deserialize::FooTypeDeserializer;
}
pub mod quick_xml_deserialize {
use core::mem::replace;
use xsd_parser_types::quick_xml::{
BytesStart, DeserializeHelper, Deserializer, DeserializerArtifact, DeserializerEvent,
DeserializerOutput, DeserializerResult, ElementHandlerOutput, Error, ErrorKind, Event,
RawByteStr, WithDeserializer,
};
#[derive(Debug)]
pub struct FooTypeDeserializer {
once: Option<i32>,
optional: Option<i32>,
once_specify: Option<i32>,
twice_or_more: Vec<i32>,
state__: Box<FooTypeDeserializerState>,
}
#[derive(Debug)]
enum FooTypeDeserializerState {
Init__,
Once(Option<<i32 as WithDeserializer>::Deserializer>),
Optional(Option<<i32 as WithDeserializer>::Deserializer>),
OnceSpecify(Option<<i32 as WithDeserializer>::Deserializer>),
TwiceOrMore(Option<<i32 as WithDeserializer>::Deserializer>),
Done__,
Unknown__,
}
impl FooTypeDeserializer {
fn from_bytes_start(
helper: &mut DeserializeHelper,
bytes_start: &BytesStart<'_>,
) -> Result<Self, Error> {
for attrib in helper.filter_xmlns_attributes(bytes_start) {
let attrib = attrib?;
helper.raise_unexpected_attrib_checked(&attrib)?;
}
Ok(Self {
once: None,
optional: None,
once_specify: None,
twice_or_more: Vec::new(),
state__: Box::new(FooTypeDeserializerState::Init__),
})
}
fn finish_state(
&mut self,
helper: &mut DeserializeHelper,
state: FooTypeDeserializerState,
) -> Result<(), Error> {
use FooTypeDeserializerState as S;
match state {
S::Once(Some(deserializer)) => self.store_once(deserializer.finish(helper)?)?,
S::Optional(Some(deserializer)) => {
self.store_optional(deserializer.finish(helper)?)?
}
S::OnceSpecify(Some(deserializer)) => {
self.store_once_specify(deserializer.finish(helper)?)?
}
S::TwiceOrMore(Some(deserializer)) => {
self.store_twice_or_more(deserializer.finish(helper)?)?
}
_ => (),
}
Ok(())
}
fn store_once(&mut self, value: i32) -> Result<(), Error> {
if self.once.is_some() {
Err(ErrorKind::DuplicateElement(RawByteStr::from_slice(b"Once")))?;
}
self.once = Some(value);
Ok(())
}
fn store_optional(&mut self, value: i32) -> Result<(), Error> {
if self.optional.is_some() {
Err(ErrorKind::DuplicateElement(RawByteStr::from_slice(
b"Optional",
)))?;
}
self.optional = Some(value);
Ok(())
}
fn store_once_specify(&mut self, value: i32) -> Result<(), Error> {
if self.once_specify.is_some() {
Err(ErrorKind::DuplicateElement(RawByteStr::from_slice(
b"OnceSpecify",
)))?;
}
self.once_specify = Some(value);
Ok(())
}
fn store_twice_or_more(&mut self, value: i32) -> Result<(), Error> {
self.twice_or_more.push(value);
Ok(())
}
fn handle_once<'de>(
&mut self,
helper: &mut DeserializeHelper,
output: DeserializerOutput<'de, i32>,
fallback: &mut Option<FooTypeDeserializerState>,
) -> Result<ElementHandlerOutput<'de>, Error> {
use FooTypeDeserializerState as S;
let DeserializerOutput {
artifact,
event,
allow_any,
} = output;
if artifact.is_none() {
fallback.get_or_insert(S::Once(None));
if matches!(&fallback, Some(S::Init__)) {
return Ok(ElementHandlerOutput::break_(event, allow_any));
} else {
return Ok(ElementHandlerOutput::return_to_root(event, allow_any));
}
}
if let Some(fallback) = fallback.take() {
self.finish_state(helper, fallback)?;
}
match artifact {
DeserializerArtifact::None => unreachable!(),
DeserializerArtifact::Data(data) => {
self.store_once(data)?;
*self.state__ = S::Optional(None);
Ok(ElementHandlerOutput::from_event(event, allow_any))
}
DeserializerArtifact::Deserializer(deserializer) => {
fallback.get_or_insert(S::Once(Some(deserializer)));
*self.state__ = S::Optional(None);
Ok(ElementHandlerOutput::from_event(event, allow_any))
}
}
}
fn handle_optional<'de>(
&mut self,
helper: &mut DeserializeHelper,
output: DeserializerOutput<'de, i32>,
fallback: &mut Option<FooTypeDeserializerState>,
) -> Result<ElementHandlerOutput<'de>, Error> {
use FooTypeDeserializerState as S;
let DeserializerOutput {
artifact,
event,
allow_any,
} = output;
if artifact.is_none() {
*self.state__ = S::OnceSpecify(None);
return Ok(ElementHandlerOutput::from_event(event, allow_any));
}
if let Some(fallback) = fallback.take() {
self.finish_state(helper, fallback)?;
}
match artifact {
DeserializerArtifact::None => unreachable!(),
DeserializerArtifact::Data(data) => {
self.store_optional(data)?;
*self.state__ = S::OnceSpecify(None);
Ok(ElementHandlerOutput::from_event(event, allow_any))
}
DeserializerArtifact::Deserializer(deserializer) => {
fallback.get_or_insert(S::Optional(Some(deserializer)));
*self.state__ = S::OnceSpecify(None);
Ok(ElementHandlerOutput::from_event(event, allow_any))
}
}
}
fn handle_once_specify<'de>(
&mut self,
helper: &mut DeserializeHelper,
output: DeserializerOutput<'de, i32>,
fallback: &mut Option<FooTypeDeserializerState>,
) -> Result<ElementHandlerOutput<'de>, Error> {
use FooTypeDeserializerState as S;
let DeserializerOutput {
artifact,
event,
allow_any,
} = output;
if artifact.is_none() {
fallback.get_or_insert(S::OnceSpecify(None));
if matches!(&fallback, Some(S::Init__)) {
return Ok(ElementHandlerOutput::break_(event, allow_any));
} else {
return Ok(ElementHandlerOutput::return_to_root(event, allow_any));
}
}
if let Some(fallback) = fallback.take() {
self.finish_state(helper, fallback)?;
}
match artifact {
DeserializerArtifact::None => unreachable!(),
DeserializerArtifact::Data(data) => {
self.store_once_specify(data)?;
*self.state__ = S::TwiceOrMore(None);
Ok(ElementHandlerOutput::from_event(event, allow_any))
}
DeserializerArtifact::Deserializer(deserializer) => {
fallback.get_or_insert(S::OnceSpecify(Some(deserializer)));
*self.state__ = S::TwiceOrMore(None);
Ok(ElementHandlerOutput::from_event(event, allow_any))
}
}
}
fn handle_twice_or_more<'de>(
&mut self,
helper: &mut DeserializeHelper,
output: DeserializerOutput<'de, i32>,
fallback: &mut Option<FooTypeDeserializerState>,
) -> Result<ElementHandlerOutput<'de>, Error> {
use FooTypeDeserializerState as S;
let DeserializerOutput {
artifact,
event,
allow_any,
} = output;
if artifact.is_none() {
if matches!(&fallback, Some(S::Init__)) {
return Ok(ElementHandlerOutput::break_(event, allow_any));
}
if let Some(fallback) = fallback.take() {
self.finish_state(helper, fallback)?;
}
if self.twice_or_more.len() < 2usize {
fallback.get_or_insert(S::TwiceOrMore(None));
return Ok(ElementHandlerOutput::return_to_root(event, allow_any));
} else {
*self.state__ = S::Done__;
return Ok(ElementHandlerOutput::from_event(event, allow_any));
}
}
if let Some(fallback) = fallback.take() {
self.finish_state(helper, fallback)?;
}
match artifact {
DeserializerArtifact::None => unreachable!(),
DeserializerArtifact::Data(data) => {
self.store_twice_or_more(data)?;
*self.state__ = S::TwiceOrMore(None);
Ok(ElementHandlerOutput::from_event(event, allow_any))
}
DeserializerArtifact::Deserializer(deserializer) => {
fallback.get_or_insert(S::TwiceOrMore(Some(deserializer)));
*self.state__ = S::TwiceOrMore(None);
Ok(ElementHandlerOutput::from_event(event, allow_any))
}
}
}
}
impl<'de> Deserializer<'de, super::FooType> for FooTypeDeserializer {
fn init(
helper: &mut DeserializeHelper,
event: Event<'de>,
) -> DeserializerResult<'de, super::FooType> {
helper.init_deserializer_from_start_event(event, Self::from_bytes_start)
}
fn next(
mut self,
helper: &mut DeserializeHelper,
event: Event<'de>,
) -> DeserializerResult<'de, super::FooType> {
use FooTypeDeserializerState as S;
let mut event = event;
let mut fallback = None;
let mut allow_any_element = false;
let (event, allow_any) = loop {
let state = replace(&mut *self.state__, S::Unknown__);
event = match (state, event) {
(S::Unknown__, _) => unreachable!(),
(S::Once(Some(deserializer)), event) => {
let output = deserializer.next(helper, event)?;
match self.handle_once(helper, output, &mut fallback)? {
ElementHandlerOutput::Continue { event, allow_any } => {
allow_any_element = allow_any_element || allow_any;
event
}
ElementHandlerOutput::Break { event, allow_any } => {
break (event, allow_any)
}
}
}
(S::Optional(Some(deserializer)), event) => {
let output = deserializer.next(helper, event)?;
match self.handle_optional(helper, output, &mut fallback)? {
ElementHandlerOutput::Continue { event, allow_any } => {
allow_any_element = allow_any_element || allow_any;
event
}
ElementHandlerOutput::Break { event, allow_any } => {
break (event, allow_any)
}
}
}
(S::OnceSpecify(Some(deserializer)), event) => {
let output = deserializer.next(helper, event)?;
match self.handle_once_specify(helper, output, &mut fallback)? {
ElementHandlerOutput::Continue { event, allow_any } => {
allow_any_element = allow_any_element || allow_any;
event
}
ElementHandlerOutput::Break { event, allow_any } => {
break (event, allow_any)
}
}
}
(S::TwiceOrMore(Some(deserializer)), event) => {
let output = deserializer.next(helper, event)?;
match self.handle_twice_or_more(helper, output, &mut fallback)? {
ElementHandlerOutput::Continue { event, allow_any } => {
allow_any_element = allow_any_element || allow_any;
event
}
ElementHandlerOutput::Break { event, allow_any } => {
break (event, allow_any)
}
}
}
(_, Event::End(_)) => {
if let Some(fallback) = fallback.take() {
self.finish_state(helper, fallback)?;
}
return Ok(DeserializerOutput {
artifact: DeserializerArtifact::Data(self.finish(helper)?),
event: DeserializerEvent::None,
allow_any: false,
});
}
(S::Init__, event) => {
fallback.get_or_insert(S::Init__);
*self.state__ = S::Once(None);
event
}
(S::Once(None), event @ (Event::Start(_) | Event::Empty(_))) => {
let output = helper.init_start_tag_deserializer(
event,
Some(&super::NS_UNNAMED_5),
b"Once",
false,
)?;
match self.handle_once(helper, output, &mut fallback)? {
ElementHandlerOutput::Continue { event, allow_any } => {
allow_any_element = allow_any_element || allow_any;
event
}
ElementHandlerOutput::Break { event, allow_any } => {
break (event, allow_any)
}
}
}
(S::Optional(None), event @ (Event::Start(_) | Event::Empty(_))) => {
let output = helper.init_start_tag_deserializer(
event,
Some(&super::NS_UNNAMED_5),
b"Optional",
false,
)?;
match self.handle_optional(helper, output, &mut fallback)? {
ElementHandlerOutput::Continue { event, allow_any } => {
allow_any_element = allow_any_element || allow_any;
event
}
ElementHandlerOutput::Break { event, allow_any } => {
break (event, allow_any)
}
}
}
(S::OnceSpecify(None), event @ (Event::Start(_) | Event::Empty(_))) => {
let output = helper.init_start_tag_deserializer(
event,
Some(&super::NS_UNNAMED_5),
b"OnceSpecify",
false,
)?;
match self.handle_once_specify(helper, output, &mut fallback)? {
ElementHandlerOutput::Continue { event, allow_any } => {
allow_any_element = allow_any_element || allow_any;
event
}
ElementHandlerOutput::Break { event, allow_any } => {
break (event, allow_any)
}
}
}
(S::TwiceOrMore(None), event @ (Event::Start(_) | Event::Empty(_))) => {
let output = helper.init_start_tag_deserializer(
event,
Some(&super::NS_UNNAMED_5),
b"TwiceOrMore",
false,
)?;
match self.handle_twice_or_more(helper, output, &mut fallback)? {
ElementHandlerOutput::Continue { event, allow_any } => {
allow_any_element = allow_any_element || allow_any;
event
}
ElementHandlerOutput::Break { event, allow_any } => {
break (event, allow_any)
}
}
}
(S::Done__, event) => {
*self.state__ = S::Done__;
break (DeserializerEvent::Continue(event), allow_any_element);
}
(state, event) => {
*self.state__ = state;
break (DeserializerEvent::Break(event), false);
}
}
};
if let Some(fallback) = fallback {
*self.state__ = fallback;
}
Ok(DeserializerOutput {
artifact: DeserializerArtifact::Deserializer(self),
event,
allow_any,
})
}
fn finish(mut self, helper: &mut DeserializeHelper) -> Result<super::FooType, Error> {
let state = replace(&mut *self.state__, FooTypeDeserializerState::Unknown__);
self.finish_state(helper, state)?;
Ok(super::FooType {
once: helper.finish_element("Once", self.once)?,
optional: self.optional,
once_specify: helper.finish_element("OnceSpecify", self.once_specify)?,
twice_or_more: helper.finish_vec(2usize, None, self.twice_or_more)?,
})
}
}
}
pub mod quick_xml_serialize {
use xsd_parser_types::quick_xml::{
BytesEnd, BytesStart, Error, Event, IterSerializer, SerializeHelper, Serializer,
WithSerializer,
};
#[derive(Debug)]
pub struct FooTypeSerializer<'ser> {
pub(super) value: &'ser super::FooType,
pub(super) state: Box<FooTypeSerializerState<'ser>>,
pub(super) name: &'ser str,
pub(super) is_root: bool,
}
#[derive(Debug)]
pub(super) enum FooTypeSerializerState<'ser> {
Init__,
Once(<i32 as WithSerializer>::Serializer<'ser>),
Optional(IterSerializer<'ser, Option<&'ser i32>, i32>),
OnceSpecify(<i32 as WithSerializer>::Serializer<'ser>),
TwiceOrMore(IterSerializer<'ser, &'ser [i32], i32>),
End__,
Done__,
Phantom__(&'ser ()),
}
impl<'ser> FooTypeSerializer<'ser> {
fn next_event(
&mut self,
helper: &mut SerializeHelper,
) -> Result<Option<Event<'ser>>, Error> {
loop {
match &mut *self.state {
FooTypeSerializerState::Init__ => {
*self.state = FooTypeSerializerState::Once(WithSerializer::serializer(
&self.value.once,
Some("Once"),
false,
)?);
let mut bytes = BytesStart::new(self.name);
helper.begin_ns_scope();
helper.write_xmlns(&mut bytes, None, &super::NS_UNNAMED_5);
return Ok(Some(Event::Start(bytes)));
}
FooTypeSerializerState::Once(x) => match x.next(helper).transpose()? {
Some(event) => return Ok(Some(event)),
None => {
*self.state = FooTypeSerializerState::Optional(IterSerializer::new(
self.value.optional.as_ref(),
Some("Optional"),
false,
))
}
},
FooTypeSerializerState::Optional(x) => match x.next(helper).transpose()? {
Some(event) => return Ok(Some(event)),
None => {
*self.state =
FooTypeSerializerState::OnceSpecify(WithSerializer::serializer(
&self.value.once_specify,
Some("OnceSpecify"),
false,
)?)
}
},
FooTypeSerializerState::OnceSpecify(x) => match x.next(helper).transpose()? {
Some(event) => return Ok(Some(event)),
None => {
*self.state = FooTypeSerializerState::TwiceOrMore(IterSerializer::new(
&self.value.twice_or_more[..],
Some("TwiceOrMore"),
false,
))
}
},
FooTypeSerializerState::TwiceOrMore(x) => match x.next(helper).transpose()? {
Some(event) => return Ok(Some(event)),
None => *self.state = FooTypeSerializerState::End__,
},
FooTypeSerializerState::End__ => {
*self.state = FooTypeSerializerState::Done__;
helper.end_ns_scope();
return Ok(Some(Event::End(BytesEnd::new(self.name))));
}
FooTypeSerializerState::Done__ => return Ok(None),
FooTypeSerializerState::Phantom__(_) => unreachable!(),
}
}
}
}
impl<'ser> Serializer<'ser> for FooTypeSerializer<'ser> {
fn next(&mut self, helper: &mut SerializeHelper) -> Option<Result<Event<'ser>, Error>> {
match self.next_event(helper) {
Ok(Some(event)) => Some(Ok(event)),
Ok(None) => None,
Err(error) => {
*self.state = FooTypeSerializerState::Done__;
Some(Err(error))
}
}
}
}
}