ScanElement: Remove "context: Option<&'a Context>"
Signed-off-by: Maxime “pep” Buquet <pep@bouah.net>
This commit is contained in:
parent
a25feda90e
commit
b7399dc9a5
3 changed files with 111 additions and 112 deletions
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@ -8,8 +8,9 @@ description = "Reimplementation of the Scansion project in Rust"
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[dependencies]
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nom = "7.1"
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jid = "0.9"
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jid = { version = "0.9", features = [ "minidom" ] }
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minidom = "0.15.1"
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xmpp-parsers = "0.19.2"
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nom_locate = "4.0.0"
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rand = "0.8"
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201
src/element.rs
201
src/element.rs
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@ -43,7 +43,8 @@ use crate::parsers::parse_variable;
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use crate::types::{Client, Context, Entity, VariableAttr};
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use jid::BareJid;
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use minidom::{Element, Node};
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use minidom::{Element, Error as MinidomError, Node};
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use xmpp_parsers::{iq::Iq, message::Message, presence::Presence, Error as XMPPParserError};
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/// Namespaces used for Client entities
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pub static DEFAULT_NS: &str = "jabber:client";
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@ -66,23 +67,22 @@ enum NodeType {
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}
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#[derive(Debug, Clone)]
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struct ScanNode<'a> {
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struct ScanNode {
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node: Node,
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context: Option<&'a Context>,
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}
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impl<'a> ScanNode<'a> {
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fn new(node: Node, context: Option<&'a Context>) -> ScanNode {
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ScanNode { node, context }
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impl ScanNode {
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fn new(node: Node) -> ScanNode {
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ScanNode { node }
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}
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}
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impl<'a> PartialEq<Node> for ScanNode<'a> {
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impl PartialEq<Node> for ScanNode {
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fn eq(&self, other: &Node) -> bool {
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match (&self.node, other) {
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(Node::Text(text1), Node::Text(text2)) => text1 == text2,
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(Node::Element(elem1), Node::Element(elem2)) => {
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ScanElement::new(elem1.clone()).with_context(self.context) == elem2
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ScanElement::new(elem1.clone()) == *elem2
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}
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_ => false,
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}
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@ -129,30 +129,24 @@ fn filter_whitespace_nodes(nodes: Vec<Node>) -> Vec<Node> {
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}
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#[derive(Debug)]
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struct ScanNodes<'a, T: Debug> {
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struct ScanNodes<T: Debug> {
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nodes: Vec<Node>,
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context: Option<&'a Context>,
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_strict: PhantomData<T>,
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}
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impl<'a> ScanNodes<'a, NonStrictComparison> {
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fn new(nodes: Vec<Node>, context: Option<&'a Context>) -> ScanNodes<'a, NonStrictComparison> {
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impl ScanNodes<NonStrictComparison> {
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fn new(nodes: Vec<Node>) -> ScanNodes<NonStrictComparison> {
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Self {
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nodes,
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context,
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_strict: PhantomData,
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}
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}
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}
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impl<'a> ScanNodes<'a, StrictComparison> {
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fn new_strict(
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nodes: Vec<Node>,
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context: Option<&'a Context>,
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) -> ScanNodes<'a, StrictComparison> {
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impl ScanNodes<StrictComparison> {
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fn new_strict(nodes: Vec<Node>) -> ScanNodes<StrictComparison> {
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Self {
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nodes,
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context,
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_strict: PhantomData,
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}
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}
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@ -161,11 +155,11 @@ impl<'a> ScanNodes<'a, StrictComparison> {
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/// Tags with mixed significant text and children tags aren't valid in XMPP, so we know we can
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/// remove them. Text leaves are compared as is. When comparing strictly, elements must be exactly the
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/// same.
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impl<'a> PartialEq<Vec<Node>> for ScanNodes<'a, StrictComparison> {
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impl PartialEq<Vec<Node>> for ScanNodes<StrictComparison> {
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fn eq(&self, other: &Vec<Node>) -> bool {
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let filtered_self = filter_whitespace_nodes(self.nodes.clone())
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.into_iter()
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.map(|node| ScanNode::new(node, self.context))
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.map(|node| ScanNode::new(node))
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.collect::<Vec<_>>();
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let filtered_other = filter_whitespace_nodes(other.clone());
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@ -176,7 +170,7 @@ impl<'a> PartialEq<Vec<Node>> for ScanNodes<'a, StrictComparison> {
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/// Tags with mixed significant text and children tags aren't valid in XMPP, so we know we can
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/// remove them. Text leaves are compared as is. When doing non-strict comparison, the target
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/// element must have all attributes and children of the test element but it can have more.
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impl<'a> PartialEq<Vec<Node>> for ScanNodes<'a, NonStrictComparison> {
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impl PartialEq<Vec<Node>> for ScanNodes<NonStrictComparison> {
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fn eq(&self, other: &Vec<Node>) -> bool {
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let filtered_other = filter_whitespace_nodes(other.clone());
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@ -184,7 +178,7 @@ impl<'a> PartialEq<Vec<Node>> for ScanNodes<'a, NonStrictComparison> {
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.into_iter()
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// Maps nodes to their comparison result
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.fold(true, |res, node| {
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let scan = ScanNode::new(node, self.context);
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let scan = ScanNode::new(node);
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res && filtered_other
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.iter()
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.find(|onode| &&scan == onode)
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@ -200,12 +194,11 @@ impl<'a> PartialEq<Vec<Node>> for ScanNodes<'a, NonStrictComparison> {
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/// Also uses the custom ScanNode implementation.
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#[cfg_attr(test, derive(PartialEq))]
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#[derive(Debug, Clone)]
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pub struct ScanElement<'a> {
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elem: Element,
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context: Option<&'a Context>,
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pub struct ScanElement {
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pub elem: Element,
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}
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impl<'a> Deref for ScanElement<'a> {
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impl Deref for ScanElement {
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type Target = Element;
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fn deref(&self) -> &Self::Target {
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@ -213,26 +206,53 @@ impl<'a> Deref for ScanElement<'a> {
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}
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}
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impl<'a> ScanElement<'a> {
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pub fn new(elem: Element) -> ScanElement<'a> {
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Self {
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elem,
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context: None,
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fn apply_context(mut elem: Element, context: &Context) -> Element {
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// Parse variables in attributes.
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for (_attr, val) in elem.attrs_mut() {
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if let Ok((_, var)) = parse_variable(val.as_str().into()) {
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match var {
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VariableAttr::FullJid(name) => match context.get(&name) {
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Some(Entity::Client(Client { jid, .. })) => *val = String::from(jid.clone()),
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_ => (),
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},
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VariableAttr::BareJid(name) => match context.get(&name) {
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Some(Entity::Client(Client { jid, .. })) => {
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*val = String::from(BareJid::from(jid.clone()))
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}
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_ => (),
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},
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}
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}
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}
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for node in elem.nodes_mut() {
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match node {
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Node::Element(child) => *node = Node::Element(apply_context(child.clone(), context)),
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Node::Text(text) => *node = Node::Text(text.to_string()),
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};
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}
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elem
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}
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impl ScanElement {
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pub fn new(elem: Element) -> ScanElement {
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Self { elem }
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}
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pub fn apply_context(self, context: &Context) -> ScanElement {
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Self {
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elem: apply_context(self.elem, context),
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}
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}
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pub fn into_inner(self) -> Element {
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self.elem
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}
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}
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impl<'a> ScanElement<'a> {
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pub fn with_context(self, context: Option<&'a Context>) -> ScanElement<'a> {
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Self {
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elem: self.elem,
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context,
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}
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}
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}
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impl<'a> PartialEq<&Element> for ScanElement<'a> {
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fn eq(&self, other: &&Element) -> bool {
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impl PartialEq<Element> for ScanElement {
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fn eq(&self, other: &Element) -> bool {
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let self_ns = self.elem.ns();
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if self.elem.name() == other.name() && self_ns == other.ns() {
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let strict_attr = self.elem.attr("scansion:strict");
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@ -249,28 +269,6 @@ impl<'a> PartialEq<&Element> for ScanElement<'a> {
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continue;
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}
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// Parse variables. If parsing fails, continue attr comparison.
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// If context isn't set, skip this and continue attr comparison.
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if let Ok((_, var)) = parse_variable(val.into()) &&
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let Some(context) = self.context {
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let res = match var {
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VariableAttr::FullJid(name) => match context.get(&name) {
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Some(Entity::Client(Client { jid, .. })) => String::from(jid.clone()),
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_ => return false,
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},
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VariableAttr::BareJid(name) => match context.get(&name) {
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Some(Entity::Client(Client { jid, .. })) => String::from(BareJid::from(jid.clone())),
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_ => return false,
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},
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};
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if let Some(oval) = other.attr(attr) && res == oval {
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continue;
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} else {
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return false;
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}
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}
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match (attr, other.attr(attr)) {
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(attr, _) if attr == "scansion:strict" => continue,
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(_, None) => return false,
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@ -292,11 +290,10 @@ impl<'a> PartialEq<&Element> for ScanElement<'a> {
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_ => (),
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}
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let nodes =
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ScanNodes::new_strict(self.elem.nodes().cloned().collect(), self.context);
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let nodes = ScanNodes::new_strict(self.elem.nodes().cloned().collect());
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nodes == onodes
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} else {
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let nodes = ScanNodes::new(self.elem.nodes().cloned().collect(), self.context);
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let nodes = ScanNodes::new(self.elem.nodes().cloned().collect());
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nodes == onodes
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}
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} else {
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@ -320,12 +317,12 @@ mod tests {
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let elem1 = Node::Element(Element::from_str("<foo xmlns='bar'/>").unwrap());
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assert_eq!(
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ScanNodes::new_strict(vec![elem1.clone()], None),
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ScanNodes::new_strict(vec![elem1.clone()]),
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vec![elem1.clone()],
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);
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assert_ne!(
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ScanNodes::new_strict(vec![text1.clone()], None),
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ScanNodes::new_strict(vec![text1.clone()]),
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vec![text2.clone()],
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);
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}
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@ -337,32 +334,32 @@ mod tests {
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let elem1 = Node::Element(Element::from_str("<foo xmlns='bar'/>").unwrap());
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assert_eq!(
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ScanNodes::new_strict(vec![elem1.clone()], None),
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ScanNodes::new_strict(vec![elem1.clone()]),
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vec![elem1.clone()],
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);
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assert_eq!(
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ScanNodes::new_strict(vec![text1.clone(), elem1.clone(), text2.clone()], None),
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ScanNodes::new_strict(vec![text1.clone(), elem1.clone(), text2.clone()]),
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vec![elem1.clone()],
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);
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assert_eq!(
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ScanNodes::new_strict(vec![text1.clone(), elem1.clone()], None),
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ScanNodes::new_strict(vec![text1.clone(), elem1.clone()]),
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vec![elem1.clone(), text2.clone()],
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);
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assert_eq!(
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ScanNodes::new_strict(vec![elem1.clone(), text1.clone(), elem1.clone()], None),
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ScanNodes::new_strict(vec![elem1.clone(), text1.clone(), elem1.clone()]),
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vec![elem1.clone(), elem1.clone()],
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);
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assert_ne!(
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ScanNodes::new_strict(vec![elem1.clone(), text1.clone(), elem1.clone()], None),
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ScanNodes::new_strict(vec![elem1.clone(), text1.clone(), elem1.clone()]),
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vec![elem1.clone()],
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);
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assert_ne!(
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ScanNodes::new_strict(vec![Node::Text(String::from("\n\tfoo\n"))], None),
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ScanNodes::new_strict(vec![Node::Text(String::from("\n\tfoo\n"))]),
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vec![Node::Text(String::from("\n\tfoo"))],
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);
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}
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@ -375,7 +372,7 @@ mod tests {
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let elem2: Element = "<presence xmlns='foo'><foo/></presence>".parse().unwrap();
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let scan1 = ScanElement::new(elem1);
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assert_eq!(scan1, &elem2);
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assert_eq!(scan1, elem2);
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}
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#[test]
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@ -388,7 +385,7 @@ mod tests {
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.unwrap();
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let scan1 = ScanElement::new(elem1);
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assert_ne!(scan1, &elem2);
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assert_ne!(scan1, elem2);
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}
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#[test]
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@ -396,7 +393,7 @@ mod tests {
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let elem1: Element = "<presence xmlns='foo'/>".parse().unwrap();
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let scan1 = ScanElement::new(elem1.clone());
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assert_eq!(scan1, &elem1);
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assert_eq!(scan1, elem1);
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let elem2: Element = "<presence scansion:strict='true' xmlns='jabber:client'>
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<x xmlns='http://jabber.org/protocol/muc'/>
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@ -410,7 +407,7 @@ mod tests {
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.unwrap();
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let scan2 = ScanElement::new(elem2);
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assert_eq!(scan2, &elem3);
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assert_eq!(scan2, elem3);
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}
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#[test]
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@ -419,7 +416,7 @@ mod tests {
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let elem2: Element = "<presence xmlns='foo'/>".parse().unwrap();
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let scan1 = ScanElement::new(elem1);
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assert_ne!(scan1, &elem2);
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assert_ne!(scan1, elem2);
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}
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#[test]
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@ -443,7 +440,7 @@ mod tests {
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.unwrap();
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let scan1 = ScanElement::new(elem1);
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assert_eq!(scan1, &elem2);
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assert_eq!(scan1, elem2);
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}
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#[test]
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@ -464,7 +461,7 @@ mod tests {
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.unwrap();
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let scan1 = ScanElement::new(elem1);
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assert_ne!(scan1, &elem2);
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assert_ne!(scan1, elem2);
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}
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#[test]
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@ -474,7 +471,7 @@ mod tests {
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.unwrap();
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let scan1 = ScanElement::new(elem1.clone());
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assert_eq!(scan1, &elem1);
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assert_eq!(scan1, elem1);
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let elem2: Element = "<presence xmlns='jabber:client'>
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<x xmlns='http://jabber.org/protocol/muc' scansion:strict='false' />
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@ -488,7 +485,7 @@ mod tests {
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.unwrap();
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let scan2 = ScanElement::new(elem2);
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assert_eq!(scan2, &elem3);
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assert_eq!(scan2, elem3);
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}
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#[test]
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@ -499,7 +496,7 @@ mod tests {
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let elem2: Element = "<presence xmlns='foo' />".parse().unwrap();
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let scan1 = ScanElement::new(elem1);
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assert_ne!(scan1, &elem2);
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assert_ne!(scan1, elem2);
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let elem2: Element = "<presence xmlns='jabber:client' foo='bar'>
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<x xmlns='http://jabber.org/protocol/muc'/>
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@ -513,7 +510,7 @@ mod tests {
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.unwrap();
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let scan2 = ScanElement::new(elem2);
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assert_ne!(scan2, &elem3);
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assert_ne!(scan2, elem3);
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}
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#[test]
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@ -524,7 +521,7 @@ mod tests {
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let elem2: Element = "<presence xmlns='foo'><foo/></presence>".parse().unwrap();
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let scan1 = ScanElement::new(elem1);
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assert_eq!(scan1, &elem2);
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assert_eq!(scan1, elem2);
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// 'jabber:client' is non strict by default
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let elem3: Element = "<presence xmlns='jabber:client'/>".parse().unwrap();
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@ -533,7 +530,7 @@ mod tests {
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.unwrap();
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let scan3 = ScanElement::new(elem3);
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assert_eq!(scan3, &elem4);
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assert_eq!(scan3, elem4);
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}
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#[test]
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@ -550,7 +547,7 @@ mod tests {
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.unwrap();
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let scan2 = ScanElement::new(elem2);
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assert_ne!(scan2, &elem3);
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assert_ne!(scan2, elem3);
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}
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#[test]
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@ -567,7 +564,7 @@ mod tests {
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.unwrap();
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let scan1 = ScanElement::new(elem1);
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assert_ne!(scan1, &elem2);
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assert_ne!(scan1, elem2);
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}
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#[test]
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@ -578,7 +575,7 @@ mod tests {
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let elem2: Element = "<message xmlns='foo' id='some-id' />".parse().unwrap();
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let scan1 = ScanElement::new(elem1);
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assert_eq!(scan1, &elem2);
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assert_eq!(scan1, elem2);
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}
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#[test]
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@ -586,12 +583,12 @@ mod tests {
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let louise = Client::new(Jid::from_str("louise@example.com").unwrap(), "passwd");
|
||||
let rosa_phone = Client::new(Jid::from_str("rosa@example.com/phone").unwrap(), "passwd");
|
||||
|
||||
let context = Some({
|
||||
let context = {
|
||||
let mut tmp = HashMap::new();
|
||||
tmp.insert(String::from("louise"), Entity::Client(louise));
|
||||
tmp.insert(String::from("rosa's phone"), Entity::Client(rosa_phone));
|
||||
tmp
|
||||
});
|
||||
};
|
||||
|
||||
let elem1: Element = "<message xmlns='foo' to=\"${louise's full JID}\" />"
|
||||
.parse()
|
||||
|
|
@ -599,9 +596,9 @@ mod tests {
|
|||
let elem2: Element = "<message xmlns='foo' to='louise@example.com' />"
|
||||
.parse()
|
||||
.unwrap();
|
||||
let scan1 = ScanElement::new(elem1).with_context(context.as_ref());
|
||||
let scan1 = ScanElement::new(elem1).apply_context(&context);
|
||||
|
||||
assert_eq!(scan1, &elem2);
|
||||
assert_eq!(scan1, elem2);
|
||||
|
||||
let elem3: Element = "<message xmlns='foo' to=\"${rosa's phone's JID}\" />"
|
||||
.parse()
|
||||
|
|
@ -609,9 +606,9 @@ mod tests {
|
|||
let elem4: Element = "<message xmlns='foo' to='rosa@example.com' />"
|
||||
.parse()
|
||||
.unwrap();
|
||||
let scan3 = ScanElement::new(elem3).with_context(context.as_ref());
|
||||
let scan3 = ScanElement::new(elem3).apply_context(&context);
|
||||
|
||||
assert_eq!(scan3, &elem4);
|
||||
assert_eq!(scan3, elem4);
|
||||
}
|
||||
|
||||
#[test]
|
||||
|
|
@ -621,11 +618,11 @@ mod tests {
|
|||
"passwd",
|
||||
);
|
||||
|
||||
let context = Some({
|
||||
let context = {
|
||||
let mut tmp = HashMap::new();
|
||||
tmp.insert(String::from("louise"), Entity::Client(louise));
|
||||
tmp
|
||||
});
|
||||
};
|
||||
|
||||
let elem1: Element = "<message xmlns='foo'><foo to=\"${louise's full JID}\" /></message>"
|
||||
.parse()
|
||||
|
|
@ -634,8 +631,8 @@ mod tests {
|
|||
"<message xmlns='foo'><foo to='louise@example.com/device1' /></message>"
|
||||
.parse()
|
||||
.unwrap();
|
||||
let scan1 = ScanElement::new(elem1).with_context(context.as_ref());
|
||||
let scan1 = ScanElement::new(elem1).apply_context(&context);
|
||||
|
||||
assert_eq!(scan1, &elem2);
|
||||
assert_eq!(scan1, elem2);
|
||||
}
|
||||
}
|
||||
|
|
|
|||
|
|
@ -22,12 +22,12 @@ use rand::{thread_rng, Rng};
|
|||
|
||||
#[cfg_attr(test, derive(PartialEq))]
|
||||
#[derive(Debug)]
|
||||
pub struct InOutStanza<'a> {
|
||||
pub inbound: Vec<ScanElement<'a>>,
|
||||
pub outbound: Vec<ScanElement<'a>>,
|
||||
pub struct InOutStanza {
|
||||
pub inbound: Vec<ScanElement>,
|
||||
pub outbound: Vec<ScanElement>,
|
||||
}
|
||||
|
||||
impl<'a> InOutStanza<'a> {
|
||||
impl InOutStanza {
|
||||
fn new() -> Self {
|
||||
InOutStanza {
|
||||
inbound: Vec::new(),
|
||||
|
|
@ -35,11 +35,11 @@ impl<'a> InOutStanza<'a> {
|
|||
}
|
||||
}
|
||||
|
||||
fn sends(&mut self, scan: ScanElement<'a>) {
|
||||
fn sends(&mut self, scan: ScanElement) {
|
||||
self.inbound.push(scan)
|
||||
}
|
||||
|
||||
fn receives(&mut self, scan: ScanElement<'a>) {
|
||||
fn receives(&mut self, scan: ScanElement) {
|
||||
self.outbound.push(scan)
|
||||
}
|
||||
}
|
||||
|
|
@ -72,7 +72,8 @@ fn bind_context(context: Context) -> Context {
|
|||
.collect::<Context>()
|
||||
}
|
||||
|
||||
pub fn read_actions<'a>(spec: Spec, context: &'a Context) -> Result<InOutStanza<'a>, MinidomError> {
|
||||
/// Reads Actions from Spec and converts that to InOutStanza
|
||||
pub fn read_actions(spec: Spec, context: &Context) -> Result<InOutStanza, MinidomError> {
|
||||
let mut inout = InOutStanza::new();
|
||||
for action in spec.actions {
|
||||
match action {
|
||||
|
|
@ -174,10 +175,10 @@ louise receives:
|
|||
let context: Context = bind_context(spec.context.clone());
|
||||
let res = InOutStanza {
|
||||
inbound: vec![
|
||||
ScanElement::new(JOIN.parse::<Element>().unwrap()).with_context(Some(&context))
|
||||
ScanElement::new(JOIN.parse::<Element>().unwrap()).apply_context(&context)
|
||||
],
|
||||
outbound: vec![
|
||||
ScanElement::new(CONFIRM.parse::<Element>().unwrap()).with_context(Some(&context))
|
||||
ScanElement::new(CONFIRM.parse::<Element>().unwrap()).apply_context(&context)
|
||||
],
|
||||
};
|
||||
|
||||
|
|
|
|||
Loading…
Reference in a new issue