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use std::{
collections::{HashMap, VecDeque},
num::ParseIntError,
str::{FromStr, Utf8Error},
};
use crate::{
element::{Content, Name, NamespaceDeclaration},
Element,
};
#[derive(Debug)]
pub enum DeserializeError {
FromStr(String),
UnexpectedAttributes(HashMap<Name, String>),
UnexpectedContent(VecDeque<Content>),
UnexpectedElement(Element),
MissingAttribute(Name),
IncorrectName(String),
IncorrectNamespace(String),
Unqualified,
MissingChild,
MissingValue,
}
#[derive(Debug)]
// TODO: thiserror
pub enum Error {
ReadError(std::io::Error),
Utf8Error(Utf8Error),
ParseError(String),
EntityProcessError(String),
// TODO: better choice for failures than string
InvalidCharRef(String),
DuplicateNameSpaceDeclaration(NamespaceDeclaration),
DuplicateAttribute(String),
UnqualifiedNamespace(String),
MismatchedEndTag(Name, Name),
NotInElement(String),
ExtraData(String),
UndeclaredNamespace(String),
IncorrectName(Name),
DeserializeError(String),
Deserialize(DeserializeError),
/// root element end tag already processed
RootElementEnded,
}
impl From<DeserializeError> for Error {
fn from(e: DeserializeError) -> Self {
Self::Deserialize(e)
}
}
impl From<std::io::Error> for Error {
fn from(e: std::io::Error) -> Self {
Self::ReadError(e)
}
}
impl From<Utf8Error> for Error {
fn from(e: Utf8Error) -> Self {
Self::Utf8Error(e)
}
}
impl From<ParseIntError> for Error {
fn from(e: ParseIntError) -> Self {
Self::InvalidCharRef(e.to_string())
}
}
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