use std::io::{Read, Write};
use std::path::Path;
use std::time::{Duration, SystemTime};
use serde::{Deserialize, Serialize};
use crate::ledger::location::state_root_from_env;
use crate::ledger::store::RefreshOutcome;
use crate::self_update::{session_notice, upgrade_for_cloud, CloudUpgrade};
use crate::ledger::store::dolt::VERSION_1_REFUSAL;
use crate::mission::model::{Mission, Status};
use crate::mission::records::task_line;
use super::binding::{is_skipped, open_mission_lines, resolve, unbound_prompt};
use super::entry::Entry;
use super::ops::{
entries_of, facts_of, latest_whats_next, takeover_warning, thread_mission, Facts,
};
use super::session::Session;
pub const ENV_FILE_VAR: &str = "CLAUDE_ENV_FILE";
pub const LEDGER_WT_VAR: &str = "TSK_LEDGER_WT";
pub const CLAIM_DIR: &str = "session-start";
pub const CLAIM_WINDOW: Duration = Duration::from_secs(300);
pub const CLAIM_PRUNE_AGE: Duration = Duration::from_secs(24 * 60 * 60);
#[derive(Debug, Clone, Copy, PartialEq, Eq, clap::ValueEnum)]
pub enum HookFormat {
Claude,
Copilot,
}
#[derive(Deserialize, Default)]
pub struct HookInput {
#[serde(alias = "sessionId")]
pub session_id: Option<String>,
pub source: Option<String>,
}
impl HookInput {
pub fn parse(bytes: &[u8]) -> HookInput {
serde_json::from_slice(bytes).unwrap_or_default()
}
fn claim_name(&self) -> Option<String> {
let session_id = self.session_id.as_deref().filter(|v| is_safe_name(v))?;
let source = self
.source
.as_deref()
.filter(|v| is_safe_name(v))
.unwrap_or("unknown");
Some(format!("{}.{}", session_id, source))
}
}
fn is_safe_name(value: &str) -> bool {
!value.is_empty()
&& value
.chars()
.all(|c| c.is_ascii_alphanumeric() || c == '-' || c == '_')
}
#[derive(Debug, PartialEq)]
pub enum Claim {
First,
Duplicate,
}
/// Two hooks can run this command for one `SessionStart` event: the plugin's and a
/// repo's own. The first to create the claim file for the session ID and source does
/// the work. Any other run inside `CLAIM_WINDOW` of that claim is a duplicate. A claim
/// older than the window belongs to an earlier event (a second compact, say) and is
/// replaced. Any I/O error counts as `First`, so a broken state directory never
/// suppresses session start.
pub fn claim(dir: &Path, input: &HookInput, now: SystemTime) -> Claim {
let Some(name) = input.claim_name() else {
return Claim::First;
};
if std::fs::create_dir_all(dir).is_err() {
return Claim::First;
}
prune_claims(dir, now);
let path = dir.join(name);
match create_claim(&path) {
Ok(()) => return Claim::First,
Err(e) if e.kind() != std::io::ErrorKind::AlreadyExists => return Claim::First,
Err(_) => {}
}
if !is_older_than(&path, now, CLAIM_WINDOW) {
return Claim::Duplicate;
}
let _ = std::fs::remove_file(&path);
match create_claim(&path) {
Err(e) if e.kind() == std::io::ErrorKind::AlreadyExists => Claim::Duplicate,
_ => Claim::First,
}
}
fn create_claim(path: &Path) -> std::io::Result<()> {
std::fs::OpenOptions::new()
.write(true)
.create_new(true)
.open(path)
.map(|_| ())
}
fn is_older_than(path: &Path, now: SystemTime, age: Duration) -> bool {
std::fs::metadata(path)
.and_then(|m| m.modified())
.ok()
.and_then(|modified| now.duration_since(modified).ok())
.is_some_and(|elapsed| elapsed >= age)
}
fn prune_claims(dir: &Path, now: SystemTime) {
let Ok(entries) = std::fs::read_dir(dir) else {
return;
};
for entry in entries.flatten() {
let path = entry.path();
if is_older_than(&path, now, CLAIM_PRUNE_AGE) {
let _ = std::fs::remove_file(path);
}
}
}
#[derive(Serialize)]
struct SpecificOutput<'a> {
#[serde(rename = "hookEventName")]
hook_event_name: &'a str,
#[serde(rename = "additionalContext")]
additional_context: &'a str,
}
#[derive(Serialize)]
struct HookOutput<'a> {
#[serde(rename = "hookSpecificOutput")]
hook_specific_output: SpecificOutput<'a>,
}
pub fn hook_output(context: &str) -> String {
serde_json::to_string(&HookOutput {
hook_specific_output: SpecificOutput {
hook_event_name: "SessionStart",
additional_context: context,
},
})
.unwrap_or_default()
}
#[derive(Serialize)]
struct CopilotOutput<'a> {
#[serde(rename = "additionalContext")]
additional_context: &'a str,
}
pub fn copilot_output(context: &str) -> String {
serde_json::to_string(&CopilotOutput {
additional_context: context,
})
.unwrap_or_default()
}
pub fn format_output(format: HookFormat, context: &str) -> String {
match format {
HookFormat::Claude => hook_output(context),
HookFormat::Copilot => copilot_output(context),
}
}
pub fn fetched_context(
path: &Path,
read_hint: &str,
pending: &PendingNote,
thread_message: &str,
) -> String {
let mut context = format!(
"The ledger was fetched and materialised at {} (also exported as ${}).",
path.display(),
LEDGER_WT_VAR,
);
if !read_hint.is_empty() {
push_part(&mut context, read_hint);
}
if !pending.lines.is_empty() {
push_part(&mut context, &pending_warning(pending));
}
push_part(&mut context, thread_message);
context
}
/// Add a part after a single space, or directly after a line break when the context ends
/// with one, so that a list of lines never runs into the next sentence.
fn push_part(context: &mut String, part: &str) {
if !context.ends_with('\n') {
context.push(' ');
}
context.push_str(part);
}
/// Said when the session start leaves uncommitted changes of the ledger store in place.
pub const LOCAL_CHANGES_NOTE: &str = "The ledger store holds local changes that are not pushed (records or documents written since the last push). The refresh left them as they are. The next thread start, pause or stop pushes them with its own change, or run `tsk ledger push`.";
/// Said when the ledger holds mission records and the thread is not bound to one.
pub const MISSION_LIST_HINT: &str = "Run `tsk mission list` to see the missions.";
pub struct PendingNote {
pub remote_ref: String,
/// The command that shows what the pending commits change, from the backend.
pub inspect_hint: String,
pub lines: Vec<String>,
}
impl PendingNote {
pub fn from_outcome(outcome: &RefreshOutcome, inspect_hint: String) -> PendingNote {
PendingNote {
remote_ref: outcome.remote_label.clone(),
inspect_hint,
lines: outcome.pending.clone(),
}
}
}
fn pending_warning(pending: &PendingNote) -> String {
format!(
"WARNING: the ledger worktree holds a commit that is not on {}, so it was left as it is rather than reset: {}. A worker restart can end a turn between a commit and its push, which leaves exactly this state, so this may be your own work from a turn you hold no record of making. Do not assume another actor made it, and do not discard it on that basis. Read what it changes first, with: {}. Then push it with tsk ledger push, or, once you know what it is, run tsk ledger status to see what would go and tsk ledger discard to drop it deliberately.",
pending.remote_ref,
pending.lines.join(";"),
pending.inspect_hint
)
}
/// What the session start says about the actor this harness instance registered as
/// (`tsk actor register`), after the thread sentence. `label` is `<name> (<kind>)`.
/// Nothing is said when the instance registered none.
pub fn actor_context(label: &str) -> String {
format!("Actor: {}.", label)
}
/// What the session start says about the thread: the binding to resume, or the prompt
/// that asks which mission to work.
pub fn thread_message(binding: Option<&str>, unbound_prompt: &str) -> String {
match binding {
Some(binding) => {
let thread_id = binding.split_once(':').map(|(_, id)| id).unwrap_or(binding);
format!(
"An existing thread binding was found: {}. Run /tsk:resume-thread {} next.",
binding, thread_id
)
}
None => unbound_prompt.to_string(),
}
}
/// What the session start says about a bound thread that has no mission, after the
/// binding sentence: it has no tasks, what its latest pause entry says is next, and the
/// command that attaches a mission.
pub fn no_mission_context(latest_whats_next: Option<&str>) -> String {
let text = latest_whats_next.map_or("none yet", str::trim);
let stop = if text.ends_with(['.', '!', '?']) {
""
} else {
"."
};
format!(
"This thread has no mission, so it has no tasks. Its latest what's next: {}{} To attach a mission, run `tsk thread set mission <mission-id>`.",
text, stop
)
}
/// Said instead of the unbound prompt when this session or worktree skipped a thread.
pub const SKIPPED_MESSAGE: &str = "This session or worktree works without a thread (tsk thread skip). To bind one, run /tsk:start-thread <mission-id>, or /tsk:resume-thread <thread-id> for an existing thread.";
/// The mission a bound thread works and its open tasks, as `tsk task list --porcelain`
/// prints them. The lines stay tab-separated: they are context for the agent, not for a
/// terminal, and the tabs keep the columns unambiguous. Do not align them.
pub fn mission_context(mission: &Mission) -> String {
let mut text = format!(
"This thread works mission {} ({}): {}.",
mission.id,
mission.status.as_str(),
mission.name
);
let open: Vec<String> = mission
.tasks
.iter()
.filter(|t| t.status != Status::Done)
.map(|t| task_line(mission, t))
.collect();
if open.is_empty() {
text.push_str(" It has no open tasks.");
} else {
text.push_str(
" Its open tasks follow, one per line: id, status, blocked-by, description, tab-separated.\n",
);
text.push_str(&open.join("\n"));
text.push('\n');
}
text
}
/// What the session start says about the latest continuation entry of a bound thread that
/// has a mission: the task and its description, what is next, who wrote it and when, and a
/// warning when another actor wrote it. The agent writes the resume summary from it.
pub fn latest_entry_context(entry: &Entry, facts: &Facts, warning: &str) -> String {
let task = match (
&facts.task,
entry.task_id.as_deref().filter(|t| !t.is_empty()),
) {
(Some((id, description)), _) => format!("task {} ({})", id, description),
(None, Some(id)) => format!("task {}", id),
(None, None) => "no task".to_string(),
};
let next = entry.whats_next.as_deref().map_or("none", str::trim);
let stop = if next.ends_with(['.', '!', '?']) {
""
} else {
"."
};
let mut text = format!(
"Its latest pause entry is on {}, written by {} at {}. What's next: {}{}",
task,
entry.written_by.as_deref().unwrap_or("an unknown actor"),
entry.timestamp.as_deref().unwrap_or("an unknown time"),
next,
stop
);
if !warning.is_empty() {
text.push_str(&format!(" WARNING: {}.", warning));
}
text.push_str(
" Write the resume summary from this and run no command until the person confirms the thread.",
);
text
}
/// What a version 1 ledger needs, which no other command can do.
pub fn version_1_context(path: &Path) -> String {
format!(
"The ledger at {} (also exported as ${}) is at layout version 1: its documents are still in Dolt. Run `tsk ledger migrate-docs` once to move them to the tsk/docs branch. Until then every tsk command except `tsk ledger fetch` stops with an error that names this command.",
path.display(),
LEDGER_WT_VAR
)
}
pub fn failure_context(error: &str) -> String {
format!(
"Warning: the ledger could not be fetched automatically at session start ({}). Run `tsk ledger fetch` manually before reading the missions.",
error.replace('\n', " ").trim()
)
}
fn export_to_env_file(path: &Path) -> Result<(), String> {
let Some(file) = std::env::var_os(ENV_FILE_VAR).filter(|v| !v.is_empty()) else {
return Ok(());
};
let mut handle = std::fs::OpenOptions::new()
.create(true)
.append(true)
.open(&file)
.map_err(|e| format!("could not open {}: {}", Path::new(&file).display(), e))?;
writeln!(handle, "export {}=\"{}\"", LEDGER_WT_VAR, path.display())
.map_err(|e| format!("could not write {}: {}", Path::new(&file).display(), e))
}
fn context_after_fetch(session: &Session) -> Result<String, String> {
let outcome = match session.store.refresh_keeping_local() {
Ok(outcome) => outcome,
Err(e) if e == VERSION_1_REFUSAL => {
// The database is refreshed and the documents are not reachable.
let path = session.store.path()?;
let mut context = version_1_context(&path);
if let Err(e) = export_to_env_file(&path) {
context.push_str(&format!(
" WARNING: {} was not exported ({}); use the path above.",
LEDGER_WT_VAR, e
));
}
return Ok(context);
}
Err(e) => return Err(e),
};
let store = session.store.as_ref();
let binding = resolve(session).ok().flatten();
let missions = store.missions_load().unwrap_or_default();
let no_documents = store
.doc_list("missions/")
.is_ok_and(|documents| documents.is_empty());
// With mission records the context points to `tsk mission list`, or carries the bound
// mission. A ledger with no missions has nothing to point to.
let mut read_hint = if missions.is_empty() {
String::new()
} else {
MISSION_LIST_HINT.to_string()
};
let mut no_mission = None;
if let Some(binding) = &binding {
let id = binding.thread_id();
let thread_mission = store
.thread_info(id)
.ok()
.and_then(|info| thread_mission(&info));
match thread_mission.as_deref() {
Some(mission_id) => {
if let Some(mission) = missions.iter().find(|m| m.id == mission_id) {
read_hint = mission_context(mission);
let entries = entries_of(store, id).unwrap_or_default();
if let (Some(last), Ok(info)) = (entries.last(), store.thread_info(id)) {
let facts = facts_of(&info, Some(&last.entry), &missions);
let current = session.written_by().unwrap_or_default();
let prior = last.entry.written_by.iter().cloned().collect();
let warning = takeover_warning(id, &prior, ¤t);
push_part(
&mut read_hint,
&latest_entry_context(&last.entry, &facts, &warning),
);
}
}
}
None if store.thread_exists(id).unwrap_or(false) => {
let latest = latest_whats_next(store, id).ok().flatten();
no_mission = Some(no_mission_context(latest.as_deref()));
}
None => {}
}
}
let prompt = if is_skipped(session) {
SKIPPED_MESSAGE.to_string()
} else {
unbound_prompt(&open_mission_lines(&missions))
};
let mut thread_text =
thread_message(binding.as_ref().map(|b| b.to_string()).as_deref(), &prompt);
if let Some(no_mission) = no_mission {
thread_text.push(' ');
thread_text.push_str(&no_mission);
}
if let Some(actor) = crate::actor::current(session).ok().flatten() {
push_part(&mut thread_text, &actor_context(&actor.label()));
}
let mut context = fetched_context(
&outcome.path,
&read_hint,
&PendingNote::from_outcome(
&outcome,
store.pending_inspect_hint(&outcome.path, &outcome.remote_head),
),
&thread_text,
);
if outcome.unpublished {
if let Some(cloud) = crate::ledger::refs::cloud_default_note() {
push_part(&mut context, cloud);
}
}
if store.has_local_changes().unwrap_or(false) {
push_part(&mut context, LOCAL_CHANGES_NOTE);
}
if missions.is_empty() && no_documents {
context.push(' ');
context.push_str(crate::guide::EMPTY_LEDGER_NOTE);
}
if let Err(e) = export_to_env_file(&outcome.path) {
context.push_str(&format!(
" WARNING: {} was not exported ({}); use the path above.",
LEDGER_WT_VAR, e
));
}
Ok(context)
}
/// The plugin version this binary expects, the `version` in `plugin/.claude-plugin/plugin.json`.
/// A unit test keeps the two equal.
pub const EXPECTED_PLUGIN_VERSION: &str = "0.3.25";
/// The numbers of a `major.minor.patch` version. A pre-release or build suffix is ignored.
fn parse_version(text: &str) -> Option<(u64, u64, u64)> {
let core = text.trim().split(['-', '+']).next()?;
let mut parts = core.split('.');
let major = parts.next()?.parse().ok()?;
let minor = parts.next()?.parse().ok()?;
let patch = parts.next()?.parse().ok()?;
if parts.next().is_some() {
return None;
}
Some((major, minor, patch))
}
/// The sentence that says the loaded plugin is older than the one this binary expects.
/// None when the versions are equal, the loaded one is higher, or either is absent or
/// not a version.
pub fn plugin_version_note(given: Option<&str>, expected: &str) -> Option<String> {
let given = given?.trim();
if parse_version(given)? >= parse_version(expected)? {
return None;
}
Some(format!(
"The tsk plugin loaded in this session is {}; this tsk expects {}. Update the plugin (Claude Code: /plugin update tsk; or start a new session), because its skills describe an older command set.",
given, expected
))
}
pub const REMOTE_VAR: &str = "CLAUDE_CODE_REMOTE";
pub fn is_remote() -> bool {
std::env::var(REMOTE_VAR).is_ok_and(|v| v == "true")
}
pub fn install_warning(error: &str) -> String {
format!(
"Warning: the tsk plugin could not be installed at session start ({}). Run `tsk install-plugin claude-cli` manually.",
error.replace('\n', " ").trim()
)
}
pub fn upgrade_warning(error: &str) -> String {
format!(
"Warning: tsk could not be upgraded at session start ({}). Run `tsk self-update` manually.",
error.replace('\n', " ").trim()
)
}
/// Runs the plugin install for a cloud session. Step lines go to stderr. Returns the
/// warning sentence when a step fails.
fn install_plugin_warning() -> Option<String> {
let args = crate::install_plugin::InstallPluginArgs::claude_defaults();
match crate::install_plugin::install(&args, &mut |line| eprintln!("{}", line)) {
Ok(()) => None,
Err(e) => {
eprintln!("{}", e);
Some(install_warning(&e))
}
}
}
/// Start the Dolt server of this clone's ledger store when the switch is on and there is
/// a store that uses a file remote (the stores `tsk` serves). A clone with no store yet
/// starts nothing. Nothing here can fail the hook: a server that does not start is started by
/// the first command that needs it, or the command falls back to the `dolt` command line.
fn start_server_in_background() {
if !crate::ledger::store::server::enabled() {
return;
}
let Ok(cwd) = std::env::current_dir() else {
return;
};
if let Ok(store) = crate::ledger::store::server::store_of(&cwd) {
if !crate::ledger::dolt::is_file_remote_store(&store) {
return;
}
let _ = crate::ledger::store::server::ensure_background(&store);
}
}
pub fn run(format: HookFormat, install_plugin: bool, plugin_version: Option<&str>) -> i32 {
let mut bytes = Vec::new();
let _ = std::io::stdin().read_to_end(&mut bytes);
let input = HookInput::parse(&bytes);
if let Ok(state_root) = state_root_from_env() {
if claim(&state_root.join(CLAIM_DIR), &input, SystemTime::now()) == Claim::Duplicate {
return 0;
}
}
// With the server switch on, a dead or stale server (a container that woke from
// hibernation, say) is replaced now, in the background, so the first command finds a
// live one. A live server costs one connection.
start_server_in_background();
let cloud_install = install_plugin && is_remote();
let mut warnings = Vec::new();
if cloud_install {
// A cloud session reuses a cached setup result, so the installed tsk can be
// old. Upgrade it before the plugin install. This run goes on with the old
// binary already in memory, and the next command finds the new one.
if let CloudUpgrade::Failed(e) = upgrade_for_cloud() {
warnings.push(upgrade_warning(&e));
}
warnings.extend(install_plugin_warning());
}
let mut context = Session::discover()
.and_then(|session| context_after_fetch(&session))
.unwrap_or_else(|e| failure_context(&e));
if !cloud_install {
if let Some(notice) = session_notice() {
context.push(' ');
context.push_str(¬ice);
}
}
if let Some(note) = plugin_version_note(plugin_version, EXPECTED_PLUGIN_VERSION) {
context.push(' ');
context.push_str(¬e);
}
for warning in warnings {
context.push(' ');
context.push_str(&warning);
}
println!("{}", format_output(format, &context));
0
}
#[cfg(test)]
mod tests {
use super::super::binding::UNBOUND_PROMPT;
use super::*;
use std::path::PathBuf;
fn no_pending() -> PendingNote {
PendingNote {
remote_ref: "origin's refs/heads/tsk/ledger".to_string(),
inspect_hint: "git -C '/s/ledger' log -p abc123..HEAD".to_string(),
lines: Vec::new(),
}
}
#[test]
fn hook_output_is_one_compact_object_in_hook_order() {
let text = hook_output("a \"b\"");
assert_eq!(
text,
"{\"hookSpecificOutput\":{\"hookEventName\":\"SessionStart\",\"additionalContext\":\"a \\\"b\\\"\"}}"
);
}
#[test]
fn copilot_output_is_one_compact_object_with_only_the_context() {
assert_eq!(
copilot_output("a \"b\""),
"{\"additionalContext\":\"a \\\"b\\\"\"}"
);
assert_eq!(
format_output(HookFormat::Copilot, "x"),
"{\"additionalContext\":\"x\"}"
);
assert_eq!(format_output(HookFormat::Claude, "x"), hook_output("x"));
}
#[test]
fn hook_input_accepts_the_copilot_camel_case_session_id() {
let parsed = HookInput::parse(
b"{\"sessionId\":\"abc-1\",\"timestamp\":1760000000000,\"cwd\":\"/x\",\"source\":\"new\",\"initialPrompt\":null}",
);
assert_eq!(parsed.session_id.as_deref(), Some("abc-1"));
assert_eq!(parsed.source.as_deref(), Some("new"));
assert_eq!(parsed.claim_name().as_deref(), Some("abc-1.new"));
let unsafe_id = HookInput::parse(b"{\"sessionId\":\"../x\"}");
assert!(unsafe_id.claim_name().is_none());
}
#[test]
fn fetched_context_names_the_path_and_the_mission_list_hint() {
let path = PathBuf::from("/s/ledger");
let context = fetched_context(&path, MISSION_LIST_HINT, &no_pending(), "Next.");
assert_eq!(
context,
"The ledger was fetched and materialised at /s/ledger (also exported as $TSK_LEDGER_WT). Run `tsk mission list` to see the missions. Next."
);
assert_eq!(
fetched_context(&path, "", &no_pending(), "Next."),
"The ledger was fetched and materialised at /s/ledger (also exported as $TSK_LEDGER_WT). Next."
);
}
#[test]
fn fetched_context_adds_the_pending_warning() {
let path = PathBuf::from("/s/ledger");
let pending = PendingNote {
lines: vec!["1111111 first".to_string(), "2222222 second".to_string()],
..no_pending()
};
let context = fetched_context(&path, MISSION_LIST_HINT, &pending, "Next.");
assert!(context.contains(
"WARNING: the ledger worktree holds a commit that is not on origin's refs/heads/tsk/ledger"
));
assert!(context.contains("1111111 first;2222222 second"));
assert!(context.contains("git -C '/s/ledger' log -p abc123..HEAD"));
assert!(context.contains("push it with tsk ledger push"));
assert!(context.ends_with(" Next."));
}
#[test]
fn thread_message_names_the_binding_and_the_resume_command() {
assert_eq!(
thread_message(Some("worktree:1234abcd"), UNBOUND_PROMPT),
"An existing thread binding was found: worktree:1234abcd. Run /tsk:resume-thread 1234abcd next."
);
assert_eq!(thread_message(None, UNBOUND_PROMPT), UNBOUND_PROMPT);
assert_eq!(thread_message(None, "Pick."), "Pick.");
}
#[test]
fn no_mission_context_gives_the_latest_whats_next_and_the_attach_command() {
assert_eq!(
no_mission_context(Some("Review the draft")),
"This thread has no mission, so it has no tasks. Its latest what's next: Review the draft. To attach a mission, run `tsk thread set mission <mission-id>`."
);
assert_eq!(
no_mission_context(Some("Done.")),
"This thread has no mission, so it has no tasks. Its latest what's next: Done. To attach a mission, run `tsk thread set mission <mission-id>`."
);
assert_eq!(
no_mission_context(None),
"This thread has no mission, so it has no tasks. Its latest what's next: none yet. To attach a mission, run `tsk thread set mission <mission-id>`."
);
}
fn input(session_id: Option<&str>, source: Option<&str>) -> HookInput {
HookInput {
session_id: session_id.map(str::to_string),
source: source.map(str::to_string),
}
}
fn age(path: &Path, by: Duration) {
std::fs::File::options()
.write(true)
.open(path)
.unwrap()
.set_modified(SystemTime::now() - by)
.unwrap();
}
#[test]
fn hook_input_parses_the_session_id_and_source_and_ignores_bad_input() {
let parsed =
HookInput::parse(b"{\"session_id\":\"abc\",\"source\":\"clear\",\"cwd\":\"/x\"}");
assert_eq!(parsed.session_id.as_deref(), Some("abc"));
assert_eq!(parsed.source.as_deref(), Some("clear"));
assert!(HookInput::parse(b"").session_id.is_none());
assert!(HookInput::parse(b"not json").session_id.is_none());
}
#[test]
fn claim_marks_a_second_run_for_the_same_event_as_a_duplicate() {
let dir = tempfile::tempdir().unwrap();
let event = input(Some("s-1"), Some("startup"));
assert_eq!(claim(dir.path(), &event, SystemTime::now()), Claim::First);
assert_eq!(
claim(dir.path(), &event, SystemTime::now()),
Claim::Duplicate
);
assert_eq!(
claim(
dir.path(),
&input(Some("s-1"), Some("compact")),
SystemTime::now()
),
Claim::First
);
assert_eq!(
claim(
dir.path(),
&input(Some("s-2"), Some("startup")),
SystemTime::now()
),
Claim::First
);
}
#[test]
fn claim_replaces_a_claim_older_than_the_window() {
let dir = tempfile::tempdir().unwrap();
let event = input(Some("s-1"), Some("compact"));
assert_eq!(claim(dir.path(), &event, SystemTime::now()), Claim::First);
age(&dir.path().join("s-1.compact"), CLAIM_WINDOW);
assert_eq!(claim(dir.path(), &event, SystemTime::now()), Claim::First);
assert_eq!(
claim(dir.path(), &event, SystemTime::now()),
Claim::Duplicate
);
}
#[test]
fn claim_needs_a_safe_session_id() {
let dir = tempfile::tempdir().unwrap();
for event in [input(None, Some("startup")), input(Some("../x"), None)] {
assert_eq!(claim(dir.path(), &event, SystemTime::now()), Claim::First);
assert_eq!(claim(dir.path(), &event, SystemTime::now()), Claim::First);
}
assert_eq!(std::fs::read_dir(dir.path()).unwrap().count(), 0);
}
#[test]
fn claim_prunes_claims_older_than_a_day() {
let dir = tempfile::tempdir().unwrap();
let old = dir.path().join("old.startup");
std::fs::write(&old, "").unwrap();
age(&old, CLAIM_PRUNE_AGE);
claim(
dir.path(),
&input(Some("new"), Some("startup")),
SystemTime::now(),
);
assert!(!old.exists());
assert!(dir.path().join("new.startup").exists());
}
#[test]
fn plugin_version_note_fires_only_for_an_older_plugin() {
assert_eq!(
plugin_version_note(Some("0.3.11"), "0.3.12").as_deref(),
Some("The tsk plugin loaded in this session is 0.3.11; this tsk expects 0.3.12. Update the plugin (Claude Code: /plugin update tsk; or start a new session), because its skills describe an older command set.")
);
assert!(plugin_version_note(Some("0.3.9"), "0.3.10").is_some());
assert!(plugin_version_note(Some("0.2.99"), "0.3.0").is_some());
assert!(plugin_version_note(Some("0.3.12"), "0.3.12").is_none());
assert!(plugin_version_note(Some("0.3.13"), "0.3.12").is_none());
assert!(plugin_version_note(Some("1.0.0"), "0.3.12").is_none());
assert!(plugin_version_note(None, "0.3.12").is_none());
assert!(plugin_version_note(Some(""), "0.3.12").is_none());
assert!(plugin_version_note(Some("latest"), "0.3.12").is_none());
assert!(plugin_version_note(Some("0.3"), "0.3.12").is_none());
assert!(plugin_version_note(Some("0.3.1.2"), "0.3.12").is_none());
}
#[test]
fn parse_version_ignores_a_pre_release_and_build_suffix() {
assert_eq!(parse_version(" 0.3.12-rc.1+b5 "), Some((0, 3, 12)));
assert_eq!(parse_version("a.b.c"), None);
}
#[test]
fn the_expected_plugin_version_is_the_version_in_the_plugin_manifest() {
let manifest =
Path::new(env!("CARGO_MANIFEST_DIR")).join("../plugin/.claude-plugin/plugin.json");
let Ok(text) = std::fs::read_to_string(&manifest) else {
return; // not in this repo, for example a crates.io checkout
};
let json: serde_json::Value = serde_json::from_str(&text).unwrap();
assert_eq!(json["version"], EXPECTED_PLUGIN_VERSION);
}
#[test]
fn upgrade_warning_names_the_manual_command() {
let warning = upgrade_warning("error: curl failed\nexit 22");
assert!(warning.contains("(error: curl failed exit 22)"));
assert!(warning.ends_with("Run `tsk self-update` manually."));
}
#[test]
fn failure_context_asks_for_a_manual_fetch() {
let context = failure_context("error: git fetch failed\nfatal: no remote");
assert!(context.contains("error: git fetch failed fatal: no remote"));
assert!(context.contains("Run `tsk ledger fetch` manually"));
}
}