first commit

stdsrv/src/responder.rs

@@ -0,0 +1,55 @@
+//! Traits helping HTTP connections
+
+use crate::request::HttpRequest;
+use crate::response::HttpResponse;
+
+/// Responder trait. Just a respond method that turns a HttpRequest to a HttpResponse.
+pub trait Responder {
+    fn respond(&self, req: HttpRequest) -> HttpResponse;
+}
+
+/*
+/// Size trait. Number of bytes when encoded.
+pub trait Size {
+    fn size(&self) -> usize;
+}
+
+// Standard implementations for Size trait
+
+impl Size for u8 {
+    fn size(&self) -> usize {
+        1
+    }
+}
+
+impl<T> Size for Vec<T>
+where
+    T: Size,
+{
+    fn size(&self) -> usize {
+        if let Some(elem) = self.first() {
+            elem.size() * self.len()
+        } else {
+            0
+        }
+    }
+}
+
+impl<T> Size for Option<T>
+where
+    T: Size,
+{
+    fn size(&self) -> usize {
+        match self {
+            Some(t) => t.size(),
+            None => 0,
+        }
+    }
+}
+
+impl Size for String {
+    fn size(&self) -> usize {
+        self.len()
+    }
+}
+*/