diff --git a/src/config.rs b/src/cfg.rs
similarity index 94%
rename from src/config.rs
rename to src/cfg.rs
index 7cb6fb9..dea9a96 100644
--- a/src/config.rs
+++ b/src/cfg.rs
@@ -19,8 +19,7 @@ pub struct TciConfig {
 impl TciConfig {
 	pub fn load() -> Result<Self, toml::de::Error> {
 		let config_path = std::env::var("TCI_CONFIG")
-			.as_deref()
-			.unwrap_or("/etc/tci/config.toml");
+			.unwrap_or_else(|_| "/etc/tci/config.toml".into());
 
 		let cfg_raw = std::fs::read_to_string(config_path)
 			.unwrap_or_default();
diff --git a/src/error.rs b/src/error.rs
index eec0c3c..d38af28 100644
--- a/src/error.rs
+++ b/src/error.rs
@@ -1,6 +1,6 @@
 
 #[derive(Debug, thiserror::Error)]
-pub enum TciError {
+pub enum TciErr {
 	#[error("could not understand file system structure, bailing out: {0}")]
 	FsError(&'static str),
 
@@ -23,4 +23,4 @@ pub enum TciError {
 	ConfigError(#[from] toml::de::Error),
 }
 
-pub type TciResult<T> = Result<T, TciError>;
+pub type TciResult<T> = Result<T, TciErr>;
diff --git a/src/git.rs b/src/git.rs
index d092347..15fadb1 100644
--- a/src/git.rs
+++ b/src/git.rs
@@ -7,15 +7,18 @@ pub struct TciRepo {
 }
 
 impl TciRepo {
-	pub fn new(updates_raw: &str, home: &str) -> crate::error::TciResult<Self> {
+	pub fn new(updates_raw: &str) -> crate::error::TciResult<Self> {
+		let home = std::env::var("HOME")
+			.unwrap_or_default();
+
 		let path = match std::env::var("GIT_DIR") {
 			Ok(p) => std::path::PathBuf::from(&p),
-			Err(e) => std::env::current_dir()?,
+			Err(_) => std::env::current_dir()?,
 		};
 
 		// TODO kind of ew but ehh should do its job
 		let mut name = path.to_string_lossy()
-			.replace(home, "");
+			.replace(&home, "");
 		if name.starts_with('/') {
 			name.remove(0);
 		}
diff --git a/src/main.rs b/src/main.rs
index 0a3f56e..b1326a9 100644
--- a/src/main.rs
+++ b/src/main.rs
@@ -1,6 +1,6 @@
 mod error;
 mod git;
-mod config;
+mod cfg;
 mod tci;
 
 fn main() {
diff --git a/src/tci.rs b/src/tci.rs
index 0dad902..6e8ad05 100644
--- a/src/tci.rs
+++ b/src/tci.rs
@@ -1,19 +1,15 @@
 use std::io::Read;
 
-use crate::{config::{TciConfig, TciScriptConfig}, error::{TciError, TciResult}, git::{RefUpdate, RefUpdateVecHelper, TciRepo}};
+use crate::{cfg::{TciConfig, TciScriptConfig}, error::{TciErr, TciResult}, git::{RefUpdateVecHelper, TciRepo}};
 
 pub struct Tci {
 	cfg: TciConfig,
 	repo: TciRepo,
-	home: String, 
-	stdin: String,
+	// stdin: String,
 }
 
 impl Tci {
 	pub fn new() -> TciResult<Self> {
-		let home = std::env::var("HOME")
-			.unwrap_or_default();
-
 		let cfg = TciConfig::load()
 			.unwrap_or_else(|e| {
 				eprintln!("[!] invalid config: {e}");
@@ -28,9 +24,9 @@ impl Tci {
 				0
 			});
 
-		let repo = TciRepo::new(&stdin, &home)?;
+		let repo = TciRepo::new(&stdin)?;
 
-		Ok(Tci{cfg, repo, home, stdin})
+		Ok(Tci{cfg, repo})
 	}
 
 	/// check if tci is allowed to run for this repository
@@ -59,11 +55,12 @@ impl Tci {
 
 		let env = self.prepare_env()?;
 
-		let tci_script = self.repo.cfg.get_string("tci.path").unwrap_or(".tci".into());
-		let tci_path = env.path().join(&tci_script);
+		let tci_script = self.repo.cfg.get_string("tci.path")
+			.unwrap_or_else(|_| ".tci".into());
+		let tci_path = env.path().join(tci_script);
 
 		if !tci_path.is_file() && !tci_path.is_dir() {
-			return Err(TciError::Missing);
+			return Err(TciErr::Missing);
 		}
 
 		for setup in &self.cfg.setup {
@@ -75,7 +72,7 @@ impl Tci {
 			println!("[=] running tci script for {}", self.repo.name);
 			Tci::exec(env.path(), tci_path)
 		} else if tci_path.is_dir() {
-			self.run_tci_hook(env.path(), tci_path)
+			self.run_tci_hook(env.path(), &tci_path)
 		} else { Ok(()) }; // will never happen but rustc doesn't know
 	
 		for cleanup in &self.cfg.cleanup {
@@ -98,14 +95,14 @@ impl Tci {
 		// TODO allow customizing clone? just clone recursive? just let hook setup submodules?
 		git2::Repository::clone(
 			self.repo.path.to_str()
-				.ok_or(TciError::FsError("repo path is not a valid string"))?,
+				.ok_or(TciErr::FsError("repo path is not a valid string"))?,
 			tmp.path(),
 		)?;
 
 		Ok(tmp)
 	}
 
-	fn run_tci_hook(&self, cwd: &std::path::Path, dir: std::path::PathBuf) -> TciResult<()> {
+	fn run_tci_hook(&self, cwd: &std::path::Path, dir: &std::path::Path) -> TciResult<()> {
 		let cfg = TciScriptConfig::load(&dir.join("config.toml"))?;
 
 		if let Some(branch) = cfg.branch {
@@ -133,8 +130,8 @@ impl Tci {
 			.code()
 		{
 			Some(0) => Ok(()),
-			Some(x) => Err(crate::error::TciError::SubprocessError(x)),
-			None => Err(crate::error::TciError::SubprocessTerminated),
+			Some(x) => Err(crate::error::TciErr::SubprocessError(x)),
+			None => Err(crate::error::TciErr::SubprocessTerminated),
 		}
 	}
 }