cleans up warnings

Author: chanced

src/error.rs

@@ -1,5 +1,3 @@
-use serde_json::value::Index;
-
 use crate::{Pointer, Token};
 use std::{
     error::Error as StdError,
@@ -240,4 +238,3 @@ impl Display for ReplaceTokenError {
         )
     }
 }
-

src/pointer.rs

@@ -6,8 +6,8 @@ use serde_json::Value;
 use url::Url;
 
 use crate::{
-    Assignment, Error, IndexError, MalformedPointerError, NotFoundError, OutOfBoundsError,
-    ReplaceTokenError, Token, Tokens, UnresolvableError,
+    Assignment, Error, MalformedPointerError, NotFoundError, OutOfBoundsError, ReplaceTokenError,
+    Token, Tokens, UnresolvableError,
 };
 use std::{
     borrow::{Borrow, Cow},

src/pointer/pointer_test.rs

@@ -155,7 +155,7 @@ fn test_try_resolve_mut() {
     let Resolved {
         value,
         remaining,
-        resolved,
+        resolved: _resolved,
     } = ptr.try_resolve_mut(&mut data).unwrap();
     assert_eq!(&remaining, "/");
     assert_eq!(value, &mut json!("quux"));
@@ -164,7 +164,7 @@ fn test_try_resolve_mut() {
     let Resolved {
         value,
         remaining,
-        resolved,
+        resolved: _resolved,
     } = ptr.try_resolve_mut(&mut data).unwrap();
     assert_eq!(remaining, "/does_not_exist/derp");
 

src/resolve.rs

@@ -1,4 +1,4 @@
-use crate::{Error, MalformedPointerError, Pointer};
+use crate::{Error, Pointer};
 use serde_json::Value;
 
 pub trait Resolve {

src/token.rs

@@ -295,7 +295,7 @@ impl Value {
     }
     fn as_key(&self) -> &String {
         match self {
-            Value::Uncoded(u) => &u,
+            Value::Uncoded(u) => u,
             Value::Encoded(e) => &e.decoded,
         }
     }