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warning: deref which would be done by auto-deref --> json/src/lib.rs:30:25 | 30 | s.serialize_str(&*hex::encode(b)) | ^^^^^^^^^^^^^^^^ help: try: `&hex::encode(b)` | = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#explicit_auto_deref = note: `#[warn(clippy::explicit_auto_deref)]` on by default

warning: question mark operator is useless here --> json/src/lib.rs:35:9 | 35 | Ok(FromHex::from_hex(&hex_str).map_err(D::Error::custom)?) | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: try removing question mark and `Ok()`: `FromHex::from_hex(&hex_str).map_err(D::Error::custom)` | = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_question_mark = note: `#[warn(clippy::needless_question_mark)]` on by default

warning: the borrowed expression implements the required traits --> json/src/lib.rs:35:30 | 35 | Ok(FromHex::from_hex(&hex_str).map_err(D::Error::custom)?) | ^^^^^^^^ help: change this to: `hex_str` | = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_borrows_for_generic_args = note: `#[warn(clippy::needless_borrows_for_generic_args)]` on by default

warning: deref which would be done by auto-deref --> json/src/lib.rs:46:48 | 46 | Some(ref b) => s.serialize_str(&*hex::encode(b)), | ^^^^^^^^^^^^^^^^ help: try: `&hex::encode(b)` | = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#explicit_auto_deref

warning: the borrowed expression implements the required traits --> json/src/lib.rs:52:39 | 52 | Ok(Some(FromHex::from_hex(&hex_str).map_err(D::Error::custom)?)) | ^^^^^^^^ help: change this to: `hex_str` | = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_borrows_for_generic_args

warning: this import is redundant --> client/src/client.rs:10:1 | 10 | use jsonrpc; | ^^^^^^^^^^^^ help: remove it entirely | = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#single_component_path_imports = note: `#[warn(clippy::single_component_path_imports)]` on by default

warning: this import is redundant --> client/src/client.rs:11:1 | 11 | use serde; | ^^^^^^^^^^ help: remove it entirely | = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#single_component_path_imports

warning: this import is redundant --> client/src/client.rs:12:1 | 12 | use serde_json; | ^^^^^^^^^^^^^^^ help: remove it entirely | = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#single_component_path_imports

warning: the following explicit lifetimes could be elided: 'b --> client/src/client.rs:72:24 | 72 | fn handle_defaults<'a, 'b>( | ^^ 73 | args: &'a mut [serde_json::Value], 74 | defaults: &'b [serde_json::Value], | ^^ | = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_lifetimes = note: `#[warn(clippy::needless_lifetimes)]` on by default help: elide the lifetimes | 72 ~ fn handle_defaults<'a>( 73 | args: &'a mut [serde_json::Value], 74 ~ defaults: &[serde_json::Value], |