diff options
Diffstat (limited to 'atuin-common/src')
| -rw-r--r-- | atuin-common/src/api.rs | 122 | ||||
| -rw-r--r-- | atuin-common/src/calendar.rs | 16 | ||||
| -rw-r--r-- | atuin-common/src/lib.rs | 58 | ||||
| -rw-r--r-- | atuin-common/src/record.rs | 426 | ||||
| -rw-r--r-- | atuin-common/src/shell.rs | 147 | ||||
| -rw-r--r-- | atuin-common/src/utils.rs | 265 |
6 files changed, 0 insertions, 1034 deletions
diff --git a/atuin-common/src/api.rs b/atuin-common/src/api.rs deleted file mode 100644 index 99b57cec..00000000 --- a/atuin-common/src/api.rs +++ /dev/null @@ -1,122 +0,0 @@ -use lazy_static::lazy_static; -use semver::Version; -use serde::{Deserialize, Serialize}; -use std::borrow::Cow; -use time::OffsetDateTime; - -// the usage of X- has been deprecated for quite along time, it turns out -pub static ATUIN_HEADER_VERSION: &str = "Atuin-Version"; -pub static ATUIN_CARGO_VERSION: &str = env!("CARGO_PKG_VERSION"); - -lazy_static! { - pub static ref ATUIN_VERSION: Version = - Version::parse(ATUIN_CARGO_VERSION).expect("failed to parse self semver"); -} - -#[derive(Debug, Serialize, Deserialize)] -pub struct UserResponse { - pub username: String, -} - -#[derive(Debug, Serialize, Deserialize)] -pub struct RegisterRequest { - pub email: String, - pub username: String, - pub password: String, -} - -#[derive(Debug, Serialize, Deserialize)] -pub struct RegisterResponse { - pub session: String, -} - -#[derive(Debug, Serialize, Deserialize)] -pub struct DeleteUserResponse {} - -#[derive(Debug, Serialize, Deserialize)] -pub struct ChangePasswordRequest { - pub current_password: String, - pub new_password: String, -} - -#[derive(Debug, Serialize, Deserialize)] -pub struct ChangePasswordResponse {} - -#[derive(Debug, Serialize, Deserialize)] -pub struct LoginRequest { - pub username: String, - pub password: String, -} - -#[derive(Debug, Serialize, Deserialize)] -pub struct LoginResponse { - pub session: String, -} - -#[derive(Debug, Serialize, Deserialize)] -pub struct AddHistoryRequest { - pub id: String, - #[serde(with = "time::serde::rfc3339")] - pub timestamp: OffsetDateTime, - pub data: String, - pub hostname: String, -} - -#[derive(Debug, Serialize, Deserialize)] -pub struct CountResponse { - pub count: i64, -} - -#[derive(Debug, Serialize, Deserialize)] -pub struct SyncHistoryRequest { - #[serde(with = "time::serde::rfc3339")] - pub sync_ts: OffsetDateTime, - #[serde(with = "time::serde::rfc3339")] - pub history_ts: OffsetDateTime, - pub host: String, -} - -#[derive(Debug, Serialize, Deserialize)] -pub struct SyncHistoryResponse { - pub history: Vec<String>, -} - -#[derive(Debug, Serialize, Deserialize)] -pub struct ErrorResponse<'a> { - pub reason: Cow<'a, str>, -} - -#[derive(Debug, Serialize, Deserialize)] -pub struct IndexResponse { - pub homage: String, - pub version: String, - pub total_history: i64, -} - -#[derive(Debug, Serialize, Deserialize)] -pub struct StatusResponse { - pub count: i64, - pub username: String, - pub deleted: Vec<String>, - - // These could/should also go on the index of the server - // However, we do not request the server index as a part of normal sync - // I'd rather slightly increase the size of this response, than add an extra HTTP request - pub page_size: i64, // max page size supported by the server - pub version: String, -} - -#[derive(Debug, Serialize, Deserialize)] -pub struct DeleteHistoryRequest { - pub client_id: String, -} - -#[derive(Debug, Serialize, Deserialize)] -pub struct MessageResponse { - pub message: String, -} - -#[derive(Debug, Serialize, Deserialize)] -pub struct MeResponse { - pub username: String, -} diff --git a/atuin-common/src/calendar.rs b/atuin-common/src/calendar.rs deleted file mode 100644 index d3b1d921..00000000 --- a/atuin-common/src/calendar.rs +++ /dev/null @@ -1,16 +0,0 @@ -// Calendar data -use serde::{Serialize, Deserialize}; - -pub enum TimePeriod { - YEAR, - MONTH, - DAY, -} - -#[derive(Debug, Serialize, Deserialize)] -pub struct TimePeriodInfo { - pub count: u64, - - // TODO: Use this for merkle tree magic - pub hash: String, -} diff --git a/atuin-common/src/lib.rs b/atuin-common/src/lib.rs deleted file mode 100644 index 2d848f6f..00000000 --- a/atuin-common/src/lib.rs +++ /dev/null @@ -1,58 +0,0 @@ -#![forbid(unsafe_code)] - -/// Defines a new UUID type wrapper -macro_rules! new_uuid { - ($name:ident) => { - #[derive( - Debug, - Copy, - Clone, - PartialEq, - Eq, - Hash, - PartialOrd, - Ord, - serde::Serialize, - serde::Deserialize, - )] - #[serde(transparent)] - pub struct $name(pub Uuid); - - impl<DB: sqlx::Database> sqlx::Type<DB> for $name - where - Uuid: sqlx::Type<DB>, - { - fn type_info() -> <DB as sqlx::Database>::TypeInfo { - Uuid::type_info() - } - } - - impl<'r, DB: sqlx::Database> sqlx::Decode<'r, DB> for $name - where - Uuid: sqlx::Decode<'r, DB>, - { - fn decode( - value: <DB as sqlx::database::HasValueRef<'r>>::ValueRef, - ) -> std::result::Result<Self, sqlx::error::BoxDynError> { - Uuid::decode(value).map(Self) - } - } - - impl<'q, DB: sqlx::Database> sqlx::Encode<'q, DB> for $name - where - Uuid: sqlx::Encode<'q, DB>, - { - fn encode_by_ref( - &self, - buf: &mut <DB as sqlx::database::HasArguments<'q>>::ArgumentBuffer, - ) -> sqlx::encode::IsNull { - self.0.encode_by_ref(buf) - } - } - }; -} - -pub mod api; -pub mod record; -pub mod shell; -pub mod utils; diff --git a/atuin-common/src/record.rs b/atuin-common/src/record.rs deleted file mode 100644 index e6ce2647..00000000 --- a/atuin-common/src/record.rs +++ /dev/null @@ -1,426 +0,0 @@ -use std::collections::HashMap; - -use eyre::Result; -use serde::{Deserialize, Serialize}; -use typed_builder::TypedBuilder; -use uuid::Uuid; - -#[derive(Clone, Debug, PartialEq)] -pub struct DecryptedData(pub Vec<u8>); - -#[derive(Debug, Clone, PartialEq, Serialize, Deserialize)] -pub struct EncryptedData { - pub data: String, - pub content_encryption_key: String, -} - -#[derive(Debug, PartialEq, PartialOrd, Ord, Eq)] -pub struct Diff { - pub host: HostId, - pub tag: String, - pub local: Option<RecordIdx>, - pub remote: Option<RecordIdx>, -} - -#[derive(Serialize, Deserialize, Clone, Debug, PartialEq)] -pub struct Host { - pub id: HostId, - pub name: String, -} - -impl Host { - pub fn new(id: HostId) -> Self { - Host { - id, - name: String::new(), - } - } -} - -new_uuid!(RecordId); -new_uuid!(HostId); - -pub type RecordIdx = u64; - -/// A single record stored inside of our local database -#[derive(Debug, Clone, PartialEq, Serialize, Deserialize, TypedBuilder)] -pub struct Record<Data> { - /// a unique ID - #[builder(default = RecordId(crate::utils::uuid_v7()))] - pub id: RecordId, - - /// The integer record ID. This is only unique per (host, tag). - pub idx: RecordIdx, - - /// The unique ID of the host. - // TODO(ellie): Optimize the storage here. We use a bunch of IDs, and currently store - // as strings. I would rather avoid normalization, so store as UUID binary instead of - // encoding to a string and wasting much more storage. - pub host: Host, - - /// The creation time in nanoseconds since unix epoch - #[builder(default = time::OffsetDateTime::now_utc().unix_timestamp_nanos() as u64)] - pub timestamp: u64, - - /// The version the data in the entry conforms to - // However we want to track versions for this tag, eg v2 - pub version: String, - - /// The type of data we are storing here. Eg, "history" - pub tag: String, - - /// Some data. This can be anything you wish to store. Use the tag field to know how to handle it. - pub data: Data, -} - -/// Extra data from the record that should be encoded in the data -#[derive(Debug, Copy, Clone)] -pub struct AdditionalData<'a> { - pub id: &'a RecordId, - pub idx: &'a u64, - pub version: &'a str, - pub tag: &'a str, - pub host: &'a HostId, -} - -impl<Data> Record<Data> { - pub fn append(&self, data: Vec<u8>) -> Record<DecryptedData> { - Record::builder() - .host(self.host.clone()) - .version(self.version.clone()) - .idx(self.idx + 1) - .tag(self.tag.clone()) - .data(DecryptedData(data)) - .build() - } -} - -/// An index representing the current state of the record stores -/// This can be both remote, or local, and compared in either direction -#[derive(Debug, Serialize, Deserialize)] -pub struct RecordStatus { - // A map of host -> tag -> max(idx) - pub hosts: HashMap<HostId, HashMap<String, RecordIdx>>, -} - -impl Default for RecordStatus { - fn default() -> Self { - Self::new() - } -} - -impl Extend<(HostId, String, RecordIdx)> for RecordStatus { - fn extend<T: IntoIterator<Item = (HostId, String, RecordIdx)>>(&mut self, iter: T) { - for (host, tag, tail_idx) in iter { - self.set_raw(host, tag, tail_idx); - } - } -} - -impl RecordStatus { - pub fn new() -> RecordStatus { - RecordStatus { - hosts: HashMap::new(), - } - } - - /// Insert a new tail record into the store - pub fn set(&mut self, tail: Record<DecryptedData>) { - self.set_raw(tail.host.id, tail.tag, tail.idx) - } - - pub fn set_raw(&mut self, host: HostId, tag: String, tail_id: RecordIdx) { - self.hosts.entry(host).or_default().insert(tag, tail_id); - } - - pub fn get(&self, host: HostId, tag: String) -> Option<RecordIdx> { - self.hosts.get(&host).and_then(|v| v.get(&tag)).cloned() - } - - /// Diff this index with another, likely remote index. - /// The two diffs can then be reconciled, and the optimal change set calculated - /// Returns a tuple, with (host, tag, Option(OTHER)) - /// OTHER is set to the value of the idx on the other machine. If it is greater than our index, - /// then we need to do some downloading. If it is smaller, then we need to do some uploading - /// Note that we cannot upload if we are not the owner of the record store - hosts can only - /// write to their own store. - pub fn diff(&self, other: &Self) -> Vec<Diff> { - let mut ret = Vec::new(); - - // First, we check if other has everything that self has - for (host, tag_map) in self.hosts.iter() { - for (tag, idx) in tag_map.iter() { - match other.get(*host, tag.clone()) { - // The other store is all up to date! No diff. - Some(t) if t.eq(idx) => continue, - - // The other store does exist, and it is either ahead or behind us. A diff regardless - Some(t) => ret.push(Diff { - host: *host, - tag: tag.clone(), - local: Some(*idx), - remote: Some(t), - }), - - // The other store does not exist :O - None => ret.push(Diff { - host: *host, - tag: tag.clone(), - local: Some(*idx), - remote: None, - }), - }; - } - } - - // At this point, there is a single case we have not yet considered. - // If the other store knows of a tag that we are not yet aware of, then the diff will be missed - - // account for that! - for (host, tag_map) in other.hosts.iter() { - for (tag, idx) in tag_map.iter() { - match self.get(*host, tag.clone()) { - // If we have this host/tag combo, the comparison and diff will have already happened above - Some(_) => continue, - - None => ret.push(Diff { - host: *host, - tag: tag.clone(), - remote: Some(*idx), - local: None, - }), - }; - } - } - - // Stability is a nice property to have - ret.sort(); - ret - } -} - -pub trait Encryption { - fn re_encrypt( - data: EncryptedData, - ad: AdditionalData, - old_key: &[u8; 32], - new_key: &[u8; 32], - ) -> Result<EncryptedData> { - let data = Self::decrypt(data, ad, old_key)?; - Ok(Self::encrypt(data, ad, new_key)) - } - fn encrypt(data: DecryptedData, ad: AdditionalData, key: &[u8; 32]) -> EncryptedData; - fn decrypt(data: EncryptedData, ad: AdditionalData, key: &[u8; 32]) -> Result<DecryptedData>; -} - -impl Record<DecryptedData> { - pub fn encrypt<E: Encryption>(self, key: &[u8; 32]) -> Record<EncryptedData> { - let ad = AdditionalData { - id: &self.id, - version: &self.version, - tag: &self.tag, - host: &self.host.id, - idx: &self.idx, - }; - Record { - data: E::encrypt(self.data, ad, key), - id: self.id, - host: self.host, - idx: self.idx, - timestamp: self.timestamp, - version: self.version, - tag: self.tag, - } - } -} - -impl Record<EncryptedData> { - pub fn decrypt<E: Encryption>(self, key: &[u8; 32]) -> Result<Record<DecryptedData>> { - let ad = AdditionalData { - id: &self.id, - version: &self.version, - tag: &self.tag, - host: &self.host.id, - idx: &self.idx, - }; - Ok(Record { - data: E::decrypt(self.data, ad, key)?, - id: self.id, - host: self.host, - idx: self.idx, - timestamp: self.timestamp, - version: self.version, - tag: self.tag, - }) - } - - pub fn re_encrypt<E: Encryption>( - self, - old_key: &[u8; 32], - new_key: &[u8; 32], - ) -> Result<Record<EncryptedData>> { - let ad = AdditionalData { - id: &self.id, - version: &self.version, - tag: &self.tag, - host: &self.host.id, - idx: &self.idx, - }; - Ok(Record { - data: E::re_encrypt(self.data, ad, old_key, new_key)?, - id: self.id, - host: self.host, - idx: self.idx, - timestamp: self.timestamp, - version: self.version, - tag: self.tag, - }) - } -} - -#[cfg(test)] -mod tests { - use crate::record::{Host, HostId}; - - use super::{DecryptedData, Diff, Record, RecordStatus}; - use pretty_assertions::assert_eq; - - fn test_record() -> Record<DecryptedData> { - Record::builder() - .host(Host::new(HostId(crate::utils::uuid_v7()))) - .version("v1".into()) - .tag(crate::utils::uuid_v7().simple().to_string()) - .data(DecryptedData(vec![0, 1, 2, 3])) - .idx(0) - .build() - } - - #[test] - fn record_index() { - let mut index = RecordStatus::new(); - let record = test_record(); - - index.set(record.clone()); - - let tail = index.get(record.host.id, record.tag); - - assert_eq!( - record.idx, - tail.expect("tail not in store"), - "tail in store did not match" - ); - } - - #[test] - fn record_index_overwrite() { - let mut index = RecordStatus::new(); - let record = test_record(); - let child = record.append(vec![1, 2, 3]); - - index.set(record.clone()); - index.set(child.clone()); - - let tail = index.get(record.host.id, record.tag); - - assert_eq!( - child.idx, - tail.expect("tail not in store"), - "tail in store did not match" - ); - } - - #[test] - fn record_index_no_diff() { - // Here, they both have the same version and should have no diff - - let mut index1 = RecordStatus::new(); - let mut index2 = RecordStatus::new(); - - let record1 = test_record(); - - index1.set(record1.clone()); - index2.set(record1); - - let diff = index1.diff(&index2); - - assert_eq!(0, diff.len(), "expected empty diff"); - } - - #[test] - fn record_index_single_diff() { - // Here, they both have the same stores, but one is ahead by a single record - - let mut index1 = RecordStatus::new(); - let mut index2 = RecordStatus::new(); - - let record1 = test_record(); - let record2 = record1.append(vec![1, 2, 3]); - - index1.set(record1); - index2.set(record2.clone()); - - let diff = index1.diff(&index2); - - assert_eq!(1, diff.len(), "expected single diff"); - assert_eq!( - diff[0], - Diff { - host: record2.host.id, - tag: record2.tag, - remote: Some(1), - local: Some(0) - } - ); - } - - #[test] - fn record_index_multi_diff() { - // A much more complex case, with a bunch more checks - let mut index1 = RecordStatus::new(); - let mut index2 = RecordStatus::new(); - - let store1record1 = test_record(); - let store1record2 = store1record1.append(vec![1, 2, 3]); - - let store2record1 = test_record(); - let store2record2 = store2record1.append(vec![1, 2, 3]); - - let store3record1 = test_record(); - - let store4record1 = test_record(); - - // index1 only knows about the first two entries of the first two stores - index1.set(store1record1); - index1.set(store2record1); - - // index2 is fully up to date with the first two stores, and knows of a third - index2.set(store1record2); - index2.set(store2record2); - index2.set(store3record1); - - // index1 knows of a 4th store - index1.set(store4record1); - - let diff1 = index1.diff(&index2); - let diff2 = index2.diff(&index1); - - // both diffs the same length - assert_eq!(4, diff1.len()); - assert_eq!(4, diff2.len()); - - dbg!(&diff1, &diff2); - - // both diffs should be ALMOST the same. They will agree on which hosts and tags - // require updating, but the "other" value will not be the same. - let smol_diff_1: Vec<(HostId, String)> = - diff1.iter().map(|v| (v.host, v.tag.clone())).collect(); - let smol_diff_2: Vec<(HostId, String)> = - diff1.iter().map(|v| (v.host, v.tag.clone())).collect(); - - assert_eq!(smol_diff_1, smol_diff_2); - - // diffing with yourself = no diff - assert_eq!(index1.diff(&index1).len(), 0); - assert_eq!(index2.diff(&index2).len(), 0); - } -} diff --git a/atuin-common/src/shell.rs b/atuin-common/src/shell.rs deleted file mode 100644 index 42e32f72..00000000 --- a/atuin-common/src/shell.rs +++ /dev/null @@ -1,147 +0,0 @@ -use std::{ffi::OsStr, path::Path, process::Command}; - -use serde::Serialize; -use sysinfo::{get_current_pid, Process, System}; -use thiserror::Error; - -pub enum Shell { - Sh, - Bash, - Fish, - Zsh, - Xonsh, - Nu, - - Unknown, -} - -impl std::fmt::Display for Shell { - fn fmt(&self, f: &mut std::fmt::Formatter<'_>) -> std::fmt::Result { - let shell = match self { - Shell::Bash => "bash", - Shell::Fish => "fish", - Shell::Zsh => "zsh", - Shell::Nu => "nu", - Shell::Xonsh => "xonsh", - Shell::Sh => "sh", - - Shell::Unknown => "unknown", - }; - - write!(f, "{}", shell) - } -} - -#[derive(Debug, Error, Serialize)] -pub enum ShellError { - #[error("shell not supported")] - NotSupported, - - #[error("failed to execute shell command: {0}")] - ExecError(String), -} - -impl Shell { - pub fn current() -> Shell { - let sys = System::new_all(); - - let process = sys - .process(get_current_pid().expect("Failed to get current PID")) - .expect("Process with current pid does not exist"); - - let parent = sys - .process(process.parent().expect("Atuin running with no parent!")) - .expect("Process with parent pid does not exist"); - - let shell = parent.name().trim().to_lowercase(); - let shell = shell.strip_prefix('-').unwrap_or(&shell); - - Shell::from_string(shell.to_string()) - } - - /// Best-effort attempt to determine the default shell - /// This implementation will be different across different platforms - /// Caller should ensure to handle Shell::Unknown correctly - pub fn default_shell() -> Result<Shell, ShellError> { - let sys = System::name().unwrap_or("".to_string()).to_lowercase(); - - // TODO: Support Linux - // I'm pretty sure we can use /etc/passwd there, though there will probably be some issues - if sys.contains("darwin") { - // This works in my testing so far - let path = Shell::Sh.run_interactive([ - "dscl localhost -read \"/Local/Default/Users/$USER\" shell | awk '{print $2}'", - ])?; - - let path = Path::new(path.trim()); - - let shell = path.file_name(); - - if shell.is_none() { - return Err(ShellError::NotSupported); - } - - Ok(Shell::from_string( - shell.unwrap().to_string_lossy().to_string(), - )) - } else { - Err(ShellError::NotSupported) - } - } - - pub fn from_string(name: String) -> Shell { - match name.as_str() { - "bash" => Shell::Bash, - "fish" => Shell::Fish, - "zsh" => Shell::Zsh, - "xonsh" => Shell::Xonsh, - "nu" => Shell::Nu, - "sh" => Shell::Sh, - - _ => Shell::Unknown, - } - } - - /// Returns true if the shell is posix-like - /// Note that while fish is not posix compliant, it behaves well enough for our current - /// featureset that this does not matter. - pub fn is_posixish(&self) -> bool { - matches!(self, Shell::Bash | Shell::Fish | Shell::Zsh) - } - - pub fn run_interactive<I, S>(&self, args: I) -> Result<String, ShellError> - where - I: IntoIterator<Item = S>, - S: AsRef<OsStr>, - { - let shell = self.to_string(); - - let output = Command::new(shell) - .arg("-ic") - .args(args) - .output() - .map_err(|e| ShellError::ExecError(e.to_string()))?; - - Ok(String::from_utf8(output.stdout).unwrap()) - } -} - -pub fn shell_name(parent: Option<&Process>) -> String { - let sys = System::new_all(); - - let parent = if let Some(parent) = parent { - parent - } else { - let process = sys - .process(get_current_pid().expect("Failed to get current PID")) - .expect("Process with current pid does not exist"); - - sys.process(process.parent().expect("Atuin running with no parent!")) - .expect("Process with parent pid does not exist") - }; - - let shell = parent.name().trim().to_lowercase(); - let shell = shell.strip_prefix('-').unwrap_or(&shell); - - shell.to_string() -} diff --git a/atuin-common/src/utils.rs b/atuin-common/src/utils.rs deleted file mode 100644 index 7c533663..00000000 --- a/atuin-common/src/utils.rs +++ /dev/null @@ -1,265 +0,0 @@ -use std::borrow::Cow; -use std::env; -use std::path::PathBuf; - -use rand::RngCore; -use uuid::Uuid; - -pub fn random_bytes<const N: usize>() -> [u8; N] { - let mut ret = [0u8; N]; - - rand::thread_rng().fill_bytes(&mut ret); - - ret -} - -pub fn uuid_v7() -> Uuid { - Uuid::now_v7() -} - -pub fn uuid_v4() -> String { - Uuid::new_v4().as_simple().to_string() -} - -pub fn has_git_dir(path: &str) -> bool { - let mut gitdir = PathBuf::from(path); - gitdir.push(".git"); - - gitdir.exists() -} - -// detect if any parent dir has a git repo in it -// I really don't want to bring in libgit for something simple like this -// If we start to do anything more advanced, then perhaps -pub fn in_git_repo(path: &str) -> Option<PathBuf> { - let mut gitdir = PathBuf::from(path); - - while gitdir.parent().is_some() && !has_git_dir(gitdir.to_str().unwrap()) { - gitdir.pop(); - } - - // No parent? then we hit root, finding no git - if gitdir.parent().is_some() { - return Some(gitdir); - } - - None -} - -// TODO: more reliable, more tested -// I don't want to use ProjectDirs, it puts config in awkward places on -// mac. Data too. Seems to be more intended for GUI apps. - -#[cfg(not(target_os = "windows"))] -pub fn home_dir() -> PathBuf { - let home = std::env::var("HOME").expect("$HOME not found"); - PathBuf::from(home) -} - -#[cfg(target_os = "windows")] -pub fn home_dir() -> PathBuf { - let home = std::env::var("USERPROFILE").expect("%userprofile% not found"); - PathBuf::from(home) -} - -pub fn config_dir() -> PathBuf { - let config_dir = - std::env::var("XDG_CONFIG_HOME").map_or_else(|_| home_dir().join(".config"), PathBuf::from); - config_dir.join("atuin") -} - -pub fn data_dir() -> PathBuf { - let data_dir = std::env::var("XDG_DATA_HOME") - .map_or_else(|_| home_dir().join(".local").join("share"), PathBuf::from); - - data_dir.join("atuin") -} - -pub fn dotfiles_cache_dir() -> PathBuf { - // In most cases, this will be ~/.local/share/atuin/dotfiles/cache - let data_dir = std::env::var("XDG_DATA_HOME") - .map_or_else(|_| home_dir().join(".local").join("share"), PathBuf::from); - - data_dir.join("atuin").join("dotfiles").join("cache") -} - -pub fn get_current_dir() -> String { - // Prefer PWD environment variable over cwd if available to better support symbolic links - match env::var("PWD") { - Ok(v) => v, - Err(_) => match env::current_dir() { - Ok(dir) => dir.display().to_string(), - Err(_) => String::from(""), - }, - } -} - -pub fn is_zsh() -> bool { - // only set on zsh - env::var("ATUIN_SHELL_ZSH").is_ok() -} - -pub fn is_fish() -> bool { - // only set on fish - env::var("ATUIN_SHELL_FISH").is_ok() -} - -pub fn is_bash() -> bool { - // only set on bash - env::var("ATUIN_SHELL_BASH").is_ok() -} - -pub fn is_xonsh() -> bool { - // only set on xonsh - env::var("ATUIN_SHELL_XONSH").is_ok() -} - -/// Extension trait for anything that can behave like a string to make it easy to escape control -/// characters. -/// -/// Intended to help prevent control characters being printed and interpreted by the terminal when -/// printing history as well as to ensure the commands that appear in the interactive search -/// reflect the actual command run rather than just the printable characters. -pub trait Escapable: AsRef<str> { - fn escape_control(&self) -> Cow<str> { - if !self.as_ref().contains(|c: char| c.is_ascii_control()) { - self.as_ref().into() - } else { - let mut remaining = self.as_ref(); - // Not a perfect way to reserve space but should reduce the allocations - let mut buf = String::with_capacity(remaining.as_bytes().len()); - while let Some(i) = remaining.find(|c: char| c.is_ascii_control()) { - // safe to index with `..i`, `i` and `i+1..` as part[i] is a single byte ascii char - buf.push_str(&remaining[..i]); - buf.push('^'); - buf.push(match remaining.as_bytes()[i] { - 0x7F => '?', - code => char::from_u32(u32::from(code) + 64).unwrap(), - }); - remaining = &remaining[i + 1..]; - } - buf.push_str(remaining); - buf.into() - } - } -} - -impl<T: AsRef<str>> Escapable for T {} - -#[cfg(test)] -mod tests { - use time::Month; - - use super::*; - use std::env; - - use std::collections::HashSet; - - #[cfg(not(windows))] - #[test] - fn test_dirs() { - // these tests need to be run sequentially to prevent race condition - test_config_dir_xdg(); - test_config_dir(); - test_data_dir_xdg(); - test_data_dir(); - } - - fn test_config_dir_xdg() { - env::remove_var("HOME"); - env::set_var("XDG_CONFIG_HOME", "/home/user/custom_config"); - assert_eq!( - config_dir(), - PathBuf::from("/home/user/custom_config/atuin") - ); - env::remove_var("XDG_CONFIG_HOME"); - } - - fn test_config_dir() { - env::set_var("HOME", "/home/user"); - env::remove_var("XDG_CONFIG_HOME"); - - assert_eq!(config_dir(), PathBuf::from("/home/user/.config/atuin")); - - env::remove_var("HOME"); - } - - fn test_data_dir_xdg() { - env::remove_var("HOME"); - env::set_var("XDG_DATA_HOME", "/home/user/custom_data"); - assert_eq!(data_dir(), PathBuf::from("/home/user/custom_data/atuin")); - env::remove_var("XDG_DATA_HOME"); - } - - fn test_data_dir() { - env::set_var("HOME", "/home/user"); - env::remove_var("XDG_DATA_HOME"); - assert_eq!(data_dir(), PathBuf::from("/home/user/.local/share/atuin")); - env::remove_var("HOME"); - } - - #[test] - fn days_from_month() { - assert_eq!(time::util::days_in_year_month(2023, Month::January), 31); - assert_eq!(time::util::days_in_year_month(2023, Month::February), 28); - assert_eq!(time::util::days_in_year_month(2023, Month::March), 31); - assert_eq!(time::util::days_in_year_month(2023, Month::April), 30); - assert_eq!(time::util::days_in_year_month(2023, Month::May), 31); - assert_eq!(time::util::days_in_year_month(2023, Month::June), 30); - assert_eq!(time::util::days_in_year_month(2023, Month::July), 31); - assert_eq!(time::util::days_in_year_month(2023, Month::August), 31); - assert_eq!(time::util::days_in_year_month(2023, Month::September), 30); - assert_eq!(time::util::days_in_year_month(2023, Month::October), 31); - assert_eq!(time::util::days_in_year_month(2023, Month::November), 30); - assert_eq!(time::util::days_in_year_month(2023, Month::December), 31); - - // leap years - assert_eq!(time::util::days_in_year_month(2024, Month::February), 29); - } - - #[test] - fn uuid_is_unique() { - let how_many: usize = 1000000; - - // for peace of mind - let mut uuids: HashSet<Uuid> = HashSet::with_capacity(how_many); - - // there will be many in the same millisecond - for _ in 0..how_many { - let uuid = uuid_v7(); - uuids.insert(uuid); - } - - assert_eq!(uuids.len(), how_many); - } - - #[test] - fn escape_control_characters() { - use super::Escapable; - // CSI colour sequence - assert_eq!("\x1b[31mfoo".escape_control(), "^[[31mfoo"); - - // Tabs count as control chars - assert_eq!("foo\tbar".escape_control(), "foo^Ibar"); - - // space is in control char range but should be excluded - assert_eq!("two words".escape_control(), "two words"); - - // unicode multi-byte characters - let s = "🐢\x1b[32m🦀"; - assert_eq!(s.escape_control(), s.replace("\x1b", "^[")); - } - - #[test] - fn escape_no_control_characters() { - use super::Escapable as _; - assert!(matches!( - "no control characters".escape_control(), - Cow::Borrowed(_) - )); - assert!(matches!( - "with \x1b[31mcontrol\x1b[0m characters".escape_control(), - Cow::Owned(_) - )); - } -} |