cleaner ensure_ptok implementation and version update

Author: sum-catnip

Cargo.toml

@@ -1,6 +1,6 @@
 [package]
 name = "libipt"
-version = "0.1.1"
+version = "0.1.2"
 authors = ["sum_catnip <[email protected]>"]
 edition = "2018"
 license = "MIT"
@@ -12,4 +12,4 @@ repository = "https://github.com/sum-catnip/libipt-rs"
 [dependencies]
 libipt-sys = "^0.1.4"
 bitflags = "1.2.1"
-num_enum = "0.4.2"
+num_enum = "0.4.2"

src/error.rs

@@ -181,10 +181,7 @@ pub(crate) fn deref_ptresult_mut<T>(res: *mut T) -> Result<&'static mut T, PtErr
 // Discards the error code
 #[inline]
 pub(crate) fn ensure_ptok(code: i32) -> Result<(), PtError> {
-    match code {
-        x if x >= 0 => Ok(()),
-        _ => Err(PtError::from_code(code))
-    }
+    extract_pterr(code).map(|_|())
 }
 
 // Turns a negative code into a PtErr.