54 lines
1.9 KiB
Rust
54 lines
1.9 KiB
Rust
use std::io::Read;
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use std::str::FromStr;
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use xml::attribute::OwnedAttribute;
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use xml::reader::{EventReader, XmlEvent};
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use super::*;
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impl ElementReader for LevelOverride {
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fn read<R: Read>(
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r: &mut EventReader<R>,
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attrs: &[OwnedAttribute],
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) -> Result<Self, ReaderError> {
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if let Ok(level) = usize::from_str(&attrs[0].value) {
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let mut o = LevelOverride::new(level);
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loop {
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let e = r.next();
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match e {
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Ok(XmlEvent::StartElement {
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attributes, name, ..
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}) => {
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let e = XMLElement::from_str(&name.local_name).unwrap();
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match e {
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XMLElement::StartOverride => {
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if let Ok(val) = usize::from_str(&attributes[0].value) {
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o = o.start(val);
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}
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continue;
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}
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XMLElement::Level => {
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if let Ok(lvl) = Level::read(r, &attributes) {
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o = o.level(lvl);
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}
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continue;
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}
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_ => {}
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}
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}
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Ok(XmlEvent::EndElement { name, .. }) => {
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let e = XMLElement::from_str(&name.local_name).unwrap();
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if e == XMLElement::LvlOverride {
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return Ok(o);
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}
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}
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Err(_) => return Err(ReaderError::XMLReadError),
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_ => {}
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}
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}
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} else {
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Err(ReaderError::XMLReadError)
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}
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}
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}
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