diff --git a/build.rs b/build.rs
index 1f866b6..9fc2367 100644
--- a/build.rs
+++ b/build.rs
@@ -1,5 +1,5 @@
 extern crate napi_build;
 
 fn main() {
-  napi_build::setup();
+    napi_build::setup();
 }
diff --git a/src/lib.rs b/src/lib.rs
index 53ca26f..27bbad3 100644
--- a/src/lib.rs
+++ b/src/lib.rs
@@ -5,9 +5,9 @@ extern crate napi_derive;
 
 use std::ops::Deref;
 
+use holochain_zome_types::{Signature, ZomeCallUnsigned};
+use lair_keystore_api::{dependencies::url::Url, ipc_keystore::ipc_keystore_connect, LairClient};
 use napi::Result;
-use lair_keystore_api::{ipc_keystore::ipc_keystore_connect, dependencies::url::Url, LairClient};
-use holochain_zome_types::{ZomeCallUnsigned, Signature};
 use sodoken::BufRead;
 
 mod types;
@@ -15,82 +15,90 @@ use types::*;
 pub mod utils;
 
 struct ZomeCallSigner {
-  lair_client: LairClient,
+    lair_client: LairClient,
 }
 
 impl ZomeCallSigner {
-  /// Connect to lair keystore
-  pub async fn new(connection_url: String, passphrase: String) -> Self {
-    let connection_url_parsed = Url::parse(connection_url.deref()).unwrap();
-    let passphrase_bufread: BufRead = passphrase.as_bytes().into();
-  
-    let lair_client = ipc_keystore_connect(connection_url_parsed, passphrase_bufread)
-      .await
-      .unwrap(); 
-
-    Self {
-      lair_client
+    /// Connect to lair keystore
+    pub async fn new(connection_url: String, passphrase: String) -> Self {
+        let connection_url_parsed = Url::parse(connection_url.deref()).unwrap();
+        let passphrase_bufread: BufRead = passphrase.as_bytes().into();
+
+        let lair_client = ipc_keystore_connect(connection_url_parsed, passphrase_bufread)
+            .await
+            .unwrap();
+
+        Self { lair_client }
     }
-  }
-
-  /// Sign a zome call
-  pub async fn sign_zome_call(&self, zome_call_unsigned_js: ZomeCallUnsignedNapi) -> Result<ZomeCallNapi> {
-    let zome_call_unsigned: ZomeCallUnsigned = zome_call_unsigned_js.clone().into();
-    let pub_key = zome_call_unsigned.provenance.clone();
-    let mut pub_key_2 = [0; 32];
-    pub_key_2.copy_from_slice(pub_key.get_raw_32());
-
-    let data_to_sign = zome_call_unsigned.data_to_sign().unwrap();
-    
-    let sig = self.lair_client.sign_by_pub_key(
-      pub_key_2.into(),
-      None,
-      data_to_sign)
-      .await
-      .unwrap();
-
-    let signature = Signature(*sig.0);
-
-    let signed_zome_call = ZomeCallNapi {
-      cell_id: zome_call_unsigned_js.cell_id,
-      zome_name: zome_call_unsigned.zome_name.to_string(),
-      fn_name: zome_call_unsigned.fn_name.0,
-      payload: zome_call_unsigned_js.payload,
-      cap_secret: zome_call_unsigned_js.cap_secret,
-      provenance: zome_call_unsigned_js.provenance,
-      nonce: zome_call_unsigned_js.nonce,
-      expires_at: zome_call_unsigned_js.expires_at,
-      signature: signature.0.to_vec()
-    };
-
-    Ok(signed_zome_call)
-  }
-}
 
+    /// Sign a zome call
+    pub async fn sign_zome_call(
+        &self,
+        zome_call_unsigned_js: ZomeCallUnsignedNapi,
+    ) -> Result<ZomeCallNapi> {
+        let zome_call_unsigned: ZomeCallUnsigned = zome_call_unsigned_js.clone().into();
+        let pub_key = zome_call_unsigned.provenance.clone();
+        let mut pub_key_2 = [0; 32];
+        pub_key_2.copy_from_slice(pub_key.get_raw_32());
+
+        let data_to_sign = zome_call_unsigned.data_to_sign().unwrap();
+
+        let sig = self
+            .lair_client
+            .sign_by_pub_key(pub_key_2.into(), None, data_to_sign)
+            .await
+            .unwrap();
+
+        let signature = Signature(*sig.0);
+
+        let signed_zome_call = ZomeCallNapi {
+            cell_id: zome_call_unsigned_js.cell_id,
+            zome_name: zome_call_unsigned.zome_name.to_string(),
+            fn_name: zome_call_unsigned.fn_name.0,
+            payload: zome_call_unsigned_js.payload,
+            cap_secret: zome_call_unsigned_js.cap_secret,
+            provenance: zome_call_unsigned_js.provenance,
+            nonce: zome_call_unsigned_js.nonce,
+            expires_at: zome_call_unsigned_js.expires_at,
+            signature: signature.0.to_vec(),
+        };
+
+        Ok(signed_zome_call)
+    }
+}
 
 #[napi(js_name = "ZomeCallSigner")]
 pub struct JsZomeCallSigner {
-  zome_call_signer: Option<ZomeCallSigner>,
+    zome_call_signer: Option<ZomeCallSigner>,
 }
 
 #[napi]
 impl JsZomeCallSigner {
-  #[napi(constructor)]
-  pub fn new() -> Self {
-    Self {
-      zome_call_signer: None
+    #[napi(constructor)]
+    pub fn new() -> Self {
+        Self {
+            zome_call_signer: None,
+        }
     }
-  }
-
-  #[napi]
-  pub async fn connect(connection_url: String, passphrase: String) -> Self {
-    let zome_call_signer = ZomeCallSigner::new(connection_url, passphrase).await;
-    
-    JsZomeCallSigner { zome_call_signer: Some(zome_call_signer) }
-  }
-
-  #[napi]
-  pub async fn sign_zome_call(&self, zome_call_unsigned_js: ZomeCallUnsignedNapi) -> Result<ZomeCallNapi> {
-    self.zome_call_signer.as_ref().unwrap().sign_zome_call(zome_call_unsigned_js).await
-  }
-}
\ No newline at end of file
+
+    #[napi]
+    pub async fn connect(connection_url: String, passphrase: String) -> Self {
+        let zome_call_signer = ZomeCallSigner::new(connection_url, passphrase).await;
+
+        JsZomeCallSigner {
+            zome_call_signer: Some(zome_call_signer),
+        }
+    }
+
+    #[napi]
+    pub async fn sign_zome_call(
+        &self,
+        zome_call_unsigned_js: ZomeCallUnsignedNapi,
+    ) -> Result<ZomeCallNapi> {
+        self.zome_call_signer
+            .as_ref()
+            .unwrap()
+            .sign_zome_call(zome_call_unsigned_js)
+            .await
+    }
+}
diff --git a/src/types.rs b/src/types.rs
index 4fa2976..0048090 100644
--- a/src/types.rs
+++ b/src/types.rs
@@ -1,51 +1,52 @@
-use kitsune_p2p_timestamp::Timestamp;
-use holochain_zome_types::CellId;
-use holochain_integrity_types::{ZomeName, FunctionName};
-use holo_hash::{DnaHash, AgentPubKey};
-use holochain_zome_types::{ExternIO, CapSecret, ZomeCallUnsigned};
 use crate::utils::*;
+use holo_hash::{AgentPubKey, DnaHash};
+use holochain_integrity_types::{FunctionName, ZomeName};
+use holochain_zome_types::CellId;
+use holochain_zome_types::{CapSecret, ExternIO, ZomeCallUnsigned};
+use kitsune_p2p_timestamp::Timestamp;
 
 #[derive(Clone)]
 #[napi(object)]
 pub struct ZomeCallUnsignedNapi {
-  pub cell_id: Vec<Vec<u8>>,
-  pub zome_name: String,
-  pub fn_name: String,
-  pub payload: Vec<u8>,
-  pub cap_secret: Option<Vec<u8>>,
-  pub provenance: Vec<u8>,
-  pub nonce: Vec<u8>,
-  pub expires_at: i64,
+    pub cell_id: Vec<Vec<u8>>,
+    pub zome_name: String,
+    pub fn_name: String,
+    pub payload: Vec<u8>,
+    pub cap_secret: Option<Vec<u8>>,
+    pub provenance: Vec<u8>,
+    pub nonce: Vec<u8>,
+    pub expires_at: i64,
 }
 
-
 impl Into<ZomeCallUnsigned> for ZomeCallUnsignedNapi {
-  fn into(self: Self) -> ZomeCallUnsigned {
-    ZomeCallUnsigned {
-      cell_id: CellId::new(
-        DnaHash::from_raw_39(self.cell_id.get(0).unwrap().clone()).unwrap(), 
-        AgentPubKey::from_raw_39(self.cell_id.get(1).unwrap().clone()).unwrap()
-      ),
-      zome_name: ZomeName::from(self.zome_name),
-      fn_name: FunctionName::from(self.fn_name),
-      payload: ExternIO::from(self.payload),
-      cap_secret: self.cap_secret.map_or(None, |c| Some(CapSecret::from(vec_to_arr(c)))),
-      provenance: AgentPubKey::from_raw_39(self.provenance).unwrap(), 
-      nonce: vec_to_arr(self.nonce).into(),
-      expires_at: Timestamp(self.expires_at)
+    fn into(self: Self) -> ZomeCallUnsigned {
+        ZomeCallUnsigned {
+            cell_id: CellId::new(
+                DnaHash::from_raw_39(self.cell_id.get(0).unwrap().clone()).unwrap(),
+                AgentPubKey::from_raw_39(self.cell_id.get(1).unwrap().clone()).unwrap(),
+            ),
+            zome_name: ZomeName::from(self.zome_name),
+            fn_name: FunctionName::from(self.fn_name),
+            payload: ExternIO::from(self.payload),
+            cap_secret: self
+                .cap_secret
+                .map_or(None, |c| Some(CapSecret::from(vec_to_arr(c)))),
+            provenance: AgentPubKey::from_raw_39(self.provenance).unwrap(),
+            nonce: vec_to_arr(self.nonce).into(),
+            expires_at: Timestamp(self.expires_at),
+        }
     }
-  }
 }
 
 #[napi(object)]
 pub struct ZomeCallNapi {
-  pub cell_id: Vec<Vec<u8>>,
-  pub zome_name: String,
-  pub fn_name: String,
-  pub payload: Vec<u8>,
-  pub cap_secret: Option<Vec<u8>>,
-  pub provenance: Vec<u8>,
-  pub nonce: Vec<u8>,
-  pub expires_at: i64,
-  pub signature: Vec<u8>
+    pub cell_id: Vec<Vec<u8>>,
+    pub zome_name: String,
+    pub fn_name: String,
+    pub payload: Vec<u8>,
+    pub cap_secret: Option<Vec<u8>>,
+    pub provenance: Vec<u8>,
+    pub nonce: Vec<u8>,
+    pub expires_at: i64,
+    pub signature: Vec<u8>,
 }
diff --git a/src/utils.rs b/src/utils.rs
index 519edee..ae85d6c 100644
--- a/src/utils.rs
+++ b/src/utils.rs
@@ -1,4 +1,4 @@
 pub fn vec_to_arr<T, const N: usize>(v: Vec<T>) -> [T; N] {
-  v.try_into()
-      .unwrap_or_else(|v: Vec<T>| panic!("Expected a Vec of length {} but it was {}", N, v.len()))
-}
\ No newline at end of file
+    v.try_into()
+        .unwrap_or_else(|v: Vec<T>| panic!("Expected a Vec of length {} but it was {}", N, v.len()))
+}