Init.

1 files changed, 21 insertions, 0 deletions

diff --git a/meap/meap-code/ch3/ch3-skeleton-read-trait.rs b/meap/meap-code/ch3/ch3-skeleton-read-trait.rs
new file mode 100755
index 0000000..9189bef
--- /dev/null
+++ b/meap/meap-code/ch3/ch3-skeleton-read-trait.rs
@@ -0,0 +1,21 @@
+#![allow(unused_variables)]

+

+#[derive(Debug)]

+struct File;

+

+trait Read {          

+    fn read(self: &Self, save_to: &mut Vec<u8>) -> Result<usize, String>;

+}

+

+impl Read for File {

+    fn read(self: &File, save_to: &mut Vec<u8>) -> Result<usize, String> {

+        Ok(0)

+    }

+}

+

+fn main() {

+    let f = File{};

+    let mut buffer = vec!();

+    let n_bytes = f.read(&mut buffer).unwrap();

+    println!("{} byte(s) read from {:?}", n_bytes, f);

+}
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