zsh bin is sometimes /usr/bin/zsh or might be elsewhere too (#8)

zsh also uses ~/.zsh_history

get better errors for not found history file

Cargo.lock

@@ -1,5 +1,7 @@
 # This file is automatically @generated by Cargo.
 # It is not intended for manual editing.
+version = 3
+
 [[package]]
 name = "aead"
 version = "0.2.0"
@@ -109,7 +111,6 @@ dependencies = [
  "chrono",
  "directories",
  "eyre",
- "home",
  "hostname",
  "indicatif",
  "log 0.4.14",
@@ -543,15 +544,6 @@ dependencies = [
  "digest",
 ]
 
-[[package]]
-name = "home"
-version = "0.5.3"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "2456aef2e6b6a9784192ae780c0f15bc57df0e918585282325e8c8ac27737654"
-dependencies = [
- "winapi",
-]
-
 [[package]]
 name = "hostname"
 version = "0.3.1"
@@ -1341,7 +1333,6 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "bc5cf98d8186244414c848017f0e2676b3fcb46807f6668a97dfe67359a3c4b7"
 dependencies = [
  "getrandom 0.2.2",
- "serde",
 ]
 
 [[package]]

Cargo.toml

@@ -7,19 +7,18 @@ license = "MIT"
 description = "atuin - sync your shell history"
 
 [dependencies]
-log = "0.4.*"
+log = "0.4"
-pretty_env_logger = "0.4.*"
+pretty_env_logger = "0.4"
-chrono = "0.4.*"
+chrono = "0.4"
-eyre = "0.6.*"
+eyre = "0.6"
-shellexpand = "2.*"
+shellexpand = "2"
-structopt = "0.3.*"
+structopt = "0.3"
-directories = "3.*"
+directories = "3"
-uuid = { version = "0.8", features = ["serde", "v4"] }
+uuid = { version = "0.8", features = ["v4"] }
-home = "0.5.3"
 indicatif = "0.15.0"
 hostname = "0.3.1"
 rocket = "0.4.7"
 
 [dependencies.rusqlite]
-version = "0.24.*"
+version = "0.24"
 features = ["bundled"]

src/command/import.rs

@@ -1,8 +1,8 @@
 use std::env;
 use std::path::PathBuf;
 
+use directories::UserDirs;
 use eyre::{eyre, Result};
-use home::home_dir;
 use structopt::StructOpt;
 
 use crate::local::database::{Database, Sqlite};
@@ -39,7 +39,7 @@ impl Cmd {
             Self::Auto => {
                 let shell = env::var("SHELL").unwrap_or_else(|_| String::from("NO_SHELL"));
 
-                if shell.as_str() == "/bin/zsh" {
+                if shell.ends_with("/zsh") {
                     println!("Detected ZSH");
                     import_zsh(db)
                 } else {
@@ -61,21 +61,34 @@ fn import_zsh(db: &mut Sqlite) -> Result<()> {
     let histpath = env::var("HISTFILE");
 
     let histpath = if let Ok(p) = histpath {
-        PathBuf::from(p)
+        let histpath = PathBuf::from(p);
-    } else {
-        let mut home = home_dir().unwrap();
-        home.push(".zhistory");
-
-        home
-    };
 
         if !histpath.exists() {
             return Err(eyre!(
-            "Could not find history file at {}, try setting $HISTFILE",
+                "Could not find history file at {}",
                 histpath.to_str().unwrap()
             ));
         }
 
+        histpath
+    } else {
+        let user_dirs = UserDirs::new().unwrap();
+        let home_dir = user_dirs.home_dir();
+
+        let mut candidates = [".zhistory", ".zsh_history"].iter();
+        loop {
+            match candidates.next() {
+                Some(candidate) => {
+                    let histpath = home_dir.join(candidate);
+                    if histpath.exists() {
+                        break histpath;
+                    }
+                }
+                None => return Err(eyre!("Could not find history file. try setting $HISTFILE")),
+            }
+        }
+    };
+
     let zsh = Zsh::new(histpath.to_str().unwrap())?;
 
     let progress = ProgressBar::new(zsh.loc);

src/command/mod.rs

@@ -26,6 +26,10 @@ pub enum AtuinCmd {
     Uuid,
 }
 
+pub fn uuid_v4() -> String {
+    Uuid::new_v4().to_simple().to_string()
+}
+
 impl AtuinCmd {
     pub fn run(self, db: &mut Sqlite) -> Result<()> {
         match self {
@@ -34,7 +38,7 @@ impl AtuinCmd {
             Self::Server(server) => server.run(),
 
             Self::Uuid => {
-                println!("{}", Uuid::new_v4().to_simple().to_string());
+                println!("{}", uuid_v4());
                 Ok(())
             }
         }

src/local/history.rs

@@ -1,6 +1,6 @@
 use std::env;
 
-use uuid::Uuid;
+use crate::command::uuid_v4;
 
 #[derive(Debug)]
 pub struct History {
@@ -26,12 +26,12 @@ impl History {
     ) -> Self {
         let session = session
             .or_else(|| env::var("ATUIN_SESSION").ok())
-            .unwrap_or_else(|| Uuid::new_v4().to_simple().to_string());
+            .unwrap_or_else(uuid_v4);
         let hostname =
             hostname.unwrap_or_else(|| hostname::get().unwrap().to_str().unwrap().to_string());
 
         Self {
-            id: Uuid::new_v4().to_simple().to_string(),
+            id: uuid_v4(),
             timestamp,
             command,
             cwd,