simplified error handling with custom result type

src/lib.rs

@@ -4,13 +4,14 @@ mod ipc;
 
 use std::os::unix::net::UnixStream;
 use std::io::prelude::*;
-use std::io::Result;
 
 use serde::de::DeserializeOwned;
 use i3msg::I3msg;
 use types::*;
 use ipc::*;
 
+type Result<T> = std::result::Result<T, Box<dyn std::error::Error>>;
+
 pub struct Sway {
     stream: UnixStream,
 }
@@ -107,17 +108,11 @@ impl Sway {
         let mut buffer = [0; 25000];
         let n = self.stream.read(&mut buffer)?;
 
-        match serde_json::from_slice::<T>(&buffer[14..n]) {
-            Ok(result) => Ok(result),
-            Err(e) => Err(e.into()),
-        }
+        Ok(serde_json::from_slice::<T>(&buffer[14..n])?)
     }
 
     fn parse_events(&mut self, events: Vec<&str>) -> Result<String> {
-        match serde_json::to_string(&events) {
-            Ok(json) => Ok(json),
-            Err(e) => Err(e.into()),
-        }
+        Ok(serde_json::to_string(&events)?)
     }
 }