update example error handling

- Add error-chain dev dependency - Add error handling using `?` instead of `unwrap`
2017-05-21 14:34:20 -04:00
parent 241e5069b4
commit e9d5774365
3 changed files with 34 additions and 10 deletions
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -22,3 +22,4 @@ libflate = "0.1.5"
 [dev-dependencies]
 env_logger = "0.4"
 serde_derive = "1.0"
+error-chain = "0.10"