restructuring as a proper crate

1 files changed, 15 insertions, 0 deletions

diff --git a/src/error.rs b/src/error.rs
new file mode 100644
index 0000000..094171d
--- /dev/null
+++ b/src/error.rs
@@ -0,0 +1,15 @@
+use std;
+
+use tag::Tag;
+
+#[derive(Debug)]
+pub enum Error {
+    TagNotStrictlyIncreasing(Tag),
+    EncodingFailure(std::io::Error),
+}
+
+impl From<std::io::Error> for Error {
+    fn from(err: std::io::Error) -> Self {
+        Error::EncodingFailure(err)
+    }
+}