implement resource binding

1 files changed, 30 insertions, 16 deletions

diff --git a/src/stanza/mod.rs b/src/stanza/mod.rs
index c29b1a2..ad9e228 100644
--- a/src/stanza/mod.rs
+++ b/src/stanza/mod.rs
@@ -1,5 +1,7 @@
 // use quick_xml::events::BytesDecl;
 
+pub mod bind;
+pub mod iq;
 pub mod sasl;
 pub mod stream;
 
@@ -128,28 +130,40 @@ impl<'e> Element<'e> {
             e => Err(ElementError::NotAStart(e.into_owned()).into()),
         }
     }
-}
 
-/// if there is only one child in the vec of children, will return that element
-pub fn child<'p, 'e>(element: &'p Element<'e>) -> Result<&'p Element<'e>, ElementError<'static>> {
-    if let Some(children) = &element.children {
-        if children.len() == 1 {
-            return Ok(&children[0]);
-        } else {
-            return Err(ElementError::MultipleChildren);
+    /// if there is only one child in the vec of children, will return that element
+    pub fn child<'p>(&'p self) -> Result<&'p Element<'e>, ElementError<'static>> {
+        if let Some(children) = &self.children {
+            if children.len() == 1 {
+                return Ok(&children[0]);
+            } else {
+                return Err(ElementError::MultipleChildren);
+            }
+        }
+        Err(ElementError::NoChildren)
+    }
+
+    /// returns reference to children
+    pub fn children<'p>(&'p self) -> Result<&'p Vec<Element<'e>>, ElementError<'e>> {
+        if let Some(children) = &self.children {
+            return Ok(children);
         }
+        Err(ElementError::NoChildren)
     }
-    Err(ElementError::NoChildren)
 }
 
-/// returns reference to children
-pub fn children<'p, 'e>(
-    element: &'p Element<'e>,
-) -> Result<&'p Vec<Element<'e>>, ElementError<'e>> {
-    if let Some(children) = &element.children {
-        return Ok(children);
+pub trait IntoElement<'e> {
+    fn event(&self) -> Event<'e>;
+    fn children(&self) -> Option<Vec<Element<'e>>>;
+}
+
+impl<'e, T: IntoElement<'e>> From<T> for Element<'e> {
+    fn from(value: T) -> Self {
+        Element {
+            event: value.event(),
+            children: value.children(),
+        }
     }
-    Err(ElementError::NoChildren)
 }
 
 #[derive(Debug)]