impl some From traits for ErrorKind

Author: rstade

framework/Cargo.toml

@@ -27,13 +27,13 @@ rust-sctp = { git="https://github.com/netsys/rust-sctp", optional = true}
 toml = "~0.4"
 # Hack for SHM
 uuid= { version = ">=0.7", features=["v4"] }
-#error-chain = ">=0.12"
 tokio-core=">=0.1.8"
 futures=">=0.1.14"
 eui48 = { version= ">=0.3" }
 separator =  ">= 0.3"
 serde_derive = "1.0"
 serde = "1.0"
+ipnet = ">=1.0"
 
 [features]
 default = []

framework/src/common/errors.rs

@@ -1,4 +1,9 @@
 use std::fmt::{ Display, Formatter};
+use std::net::AddrParseError;
+use std::string::String;
+use ipnet;
+
+
 /*
 error_chain! {
     errors {
@@ -119,26 +124,52 @@ pub enum ErrorKind {
     FailedToInitializeKni(u16),
     BadQueue,
     CannotSend,
-    BadDev(std::string::String),
-    BadVdev(std::string::String),
+    BadDev(String),
+    BadVdev(String),
     BadTxQueue(u16, u16),
     BadRxQueue(u16, u16),
     BadOffset(usize),
     MetadataTooLarge,
     RingAllocationFailure,
     InvalidRingSize(usize),
     RingDuplicationFailure,
-    ConfigurationError(std::string::String),
+    ConfigurationError(String),
     NoRunningSchedulerOnCore(i32),
-    BadSize(usize, std::string::String),
+    BadSize(usize, String),
     BadCharAtIndex(char, usize),
     HeaderMismatch,
     FailedErrorFormat,
+    ConfigParseError(String),
 }
 
-//TODO improve Display
 
 
+impl From<AddrParseError> for ErrorKind {
+    fn from(err: AddrParseError) -> Self {
+        ErrorKind::ConfigParseError(format!("{}", err))
+    }
+}
+
+impl From<toml::de::Error> for ErrorKind {
+    fn from(err: toml::de::Error) -> Self {
+        ErrorKind::ConfigParseError(format!("{}", err))
+    }
+}
+
+impl From<eui48::ParseError> for ErrorKind {
+    fn from(err: eui48::ParseError) -> Self {
+        ErrorKind::ConfigParseError(format!("{}", err))
+    }
+}
+
+impl From<ipnet::AddrParseError> for ErrorKind {
+    fn from(err: ipnet::AddrParseError) -> Self {
+        ErrorKind::ConfigParseError(format!("{}", err))
+    }
+}
+
+//TODO improve Display
+
 impl Display for ErrorKind {
     fn fmt(&self, f: &mut Formatter) -> std::result::Result<(), std::fmt::Error> {
         write!(f, "{:?}", self)

framework/src/lib.rs

@@ -26,6 +26,8 @@ extern crate net2;
 extern crate regex;
 extern crate separator;
 extern crate twox_hash;
+extern crate ipnet;
+
 #[macro_use]
 extern crate serde_derive;
 extern crate serde;