Detailed changes
@@ -46,43 +46,37 @@ impl<'a> TryFrom<&'a Element> for Disco {
let mut features: Vec<Feature> = vec!();
let mut extensions: Vec<DataForm> = vec!();
- let node = elem.attr("node")
- .and_then(|node| node.parse().ok());
+ let node = get_attr!(elem, "node", optional);
for child in elem.children() {
if child.is("feature", ns::DISCO_INFO) {
- let feature = child.attr("var")
- .ok_or(Error::ParseError("Feature must have a 'var' attribute."))?;
+ let feature = get_attr!(child, "var", required);
features.push(Feature {
- var: feature.to_owned(),
+ var: feature,
});
} else if child.is("identity", ns::DISCO_INFO) {
- let category = child.attr("category")
- .ok_or(Error::ParseError("Identity must have a 'category' attribute."))?;
+ let category = get_attr!(child, "category", required);
if category == "" {
return Err(Error::ParseError("Identity must have a non-empty 'category' attribute."))
}
- let type_ = child.attr("type")
- .ok_or(Error::ParseError("Identity must have a 'type' attribute."))?;
+ let type_ = get_attr!(child, "type", required);
if type_ == "" {
return Err(Error::ParseError("Identity must have a non-empty 'type' attribute."))
}
- let xml_lang = child.attr("xml:lang").unwrap_or("");
- let name = child.attr("name")
- .and_then(|name| name.parse().ok());
+ let lang = get_attr!(child, "xml:lang", default);
+ let name = get_attr!(child, "name", optional);
identities.push(Identity {
- category: category.to_owned(),
- type_: type_.to_owned(),
- xml_lang: xml_lang.to_owned(),
+ category: category,
+ type_: type_,
+ xml_lang: lang,
name: name,
});
} else if child.is("x", ns::DATA_FORMS) {
let data_form = DataForm::try_from(child)?;
- match data_form.type_ {
- DataFormType::Result_ => (),
- _ => return Err(Error::ParseError("Data form must have a 'result' type in disco#info.")),
+ if data_form.type_ != DataFormType::Result_ {
+ return Err(Error::ParseError("Data form must have a 'result' type in disco#info."));
}
match data_form.form_type {
Some(_) => extensions.push(data_form),
@@ -178,7 +172,7 @@ mod tests {
Error::ParseError(string) => string,
_ => panic!(),
};
- assert_eq!(message, "Identity must have a 'category' attribute.");
+ assert_eq!(message, "Required attribute 'category' missing.");
let elem: Element = "<query xmlns='http://jabber.org/protocol/disco#info'><identity category=''/></query>".parse().unwrap();
let error = Disco::try_from(&elem).unwrap_err();
@@ -194,7 +188,7 @@ mod tests {
Error::ParseError(string) => string,
_ => panic!(),
};
- assert_eq!(message, "Identity must have a 'type' attribute.");
+ assert_eq!(message, "Required attribute 'type' missing.");
let elem: Element = "<query xmlns='http://jabber.org/protocol/disco#info'><identity category='coucou' type=''/></query>".parse().unwrap();
let error = Disco::try_from(&elem).unwrap_err();
@@ -213,7 +207,7 @@ mod tests {
Error::ParseError(string) => string,
_ => panic!(),
};
- assert_eq!(message, "Feature must have a 'var' attribute.");
+ assert_eq!(message, "Required attribute 'var' missing.");
}
#[test]
@@ -76,10 +76,7 @@ impl<'a> TryFrom<&'a Element> for Hash {
for _ in elem.children() {
return Err(Error::ParseError("Unknown child in hash element."));
}
- let algo = match elem.attr("algo") {
- None => Err(Error::ParseError("Mandatory argument 'algo' not present in hash element.")),
- Some(text) => Algo::from_str(text),
- }?;
+ let algo = get_attr!(elem, "algo", required);
let hash = match elem.text().as_ref() {
"" => return Err(Error::ParseError("Hash element shouldn’t be empty.")),
text => text.to_owned(),
@@ -100,16 +100,10 @@ impl<'a> TryFrom<&'a Element> for Iq {
if !root.is("iq", ns::JABBER_CLIENT) {
return Err(Error::ParseError("This is not an iq element."));
}
- let from = root.attr("from")
- .and_then(|value| value.parse().ok());
- let to = root.attr("to")
- .and_then(|value| value.parse().ok());
- let id = root.attr("id")
- .and_then(|value| value.parse().ok());
- let type_ = match root.attr("type") {
- Some(type_) => type_,
- None => return Err(Error::ParseError("Iq element requires a 'type' attribute.")),
- };
+ let from = get_attr!(root, "from", optional);
+ let to = get_attr!(root, "to", optional);
+ let id = get_attr!(root, "id", optional);
+ let type_: String = get_attr!(root, "type", required);
let mut payload = None;
let mut error_payload = None;
@@ -218,7 +212,7 @@ mod tests {
Error::ParseError(string) => string,
_ => panic!(),
};
- assert_eq!(message, "Iq element requires a 'type' attribute.");
+ assert_eq!(message, "Required attribute 'type' missing.");
}
#[test]
@@ -169,16 +169,10 @@ impl<'a> TryFrom<&'a Element> for Message {
if !root.is("message", ns::JABBER_CLIENT) {
return Err(Error::ParseError("This is not a message element."));
}
- let from = root.attr("from")
- .and_then(|value| value.parse().ok());
- let to = root.attr("to")
- .and_then(|value| value.parse().ok());
- let id = root.attr("id")
- .and_then(|value| value.parse().ok());
- let type_ = match root.attr("type") {
- Some(type_) => type_.parse()?,
- None => Default::default(),
- };
+ let from = get_attr!(root, "from", optional);
+ let to = get_attr!(root, "to", optional);
+ let id = get_attr!(root, "id", optional);
+ let type_ = get_attr!(root, "type", default);
let mut bodies = BTreeMap::new();
let mut subjects = BTreeMap::new();
let mut thread = None;
@@ -188,7 +182,7 @@ impl<'a> TryFrom<&'a Element> for Message {
for _ in elem.children() {
return Err(Error::ParseError("Unknown child in body element."));
}
- let lang = elem.attr("xml:lang").unwrap_or("").to_owned();
+ let lang = get_attr!(root, "xml:lang", default);
if bodies.insert(lang, elem.text()).is_some() {
return Err(Error::ParseError("Body element present twice for the same xml:lang."));
}
@@ -196,7 +190,7 @@ impl<'a> TryFrom<&'a Element> for Message {
for _ in elem.children() {
return Err(Error::ParseError("Unknown child in subject element."));
}
- let lang = elem.attr("xml:lang").unwrap_or("").to_owned();
+ let lang = get_attr!(root, "xml:lang", default);
if subjects.insert(lang, elem.text()).is_some() {
return Err(Error::ParseError("Subject element present twice for the same xml:lang."));
}
@@ -164,16 +164,10 @@ impl<'a> TryFrom<&'a Element> for Presence {
if !root.is("presence", ns::JABBER_CLIENT) {
return Err(Error::ParseError("This is not a presence element."));
}
- let from = root.attr("from")
- .and_then(|value| value.parse().ok());
- let to = root.attr("to")
- .and_then(|value| value.parse().ok());
- let id = root.attr("id")
- .and_then(|value| value.parse().ok());
- let type_ = match root.attr("type") {
- Some(type_) => type_.parse()?,
- None => Default::default(),
- };
+ let from = get_attr!(root, "from", optional);
+ let to = get_attr!(root, "to", optional);
+ let id = get_attr!(root, "id", optional);
+ let type_ = get_attr!(root, "type", default);
let mut show = None;
let mut statuses = BTreeMap::new();
let mut priority = None;
@@ -206,7 +200,7 @@ impl<'a> TryFrom<&'a Element> for Presence {
return Err(Error::ParseError("Unknown attribute in status element."));
}
}
- let lang = elem.attr("xml:lang").unwrap_or("").to_owned();
+ let lang = get_attr!(elem, "xml:lang", default);
if statuses.insert(lang, elem.text()).is_some() {
return Err(Error::ParseError("Status element present twice for the same xml:lang."));
}