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//! The Failed run: why a Run can't end with a ready PR. The Delivery takes
//! a Run down the Failed run path; this is what that path ends with.
use std::fmt;
use std::path::PathBuf;
use anyhow::anyhow;
use crate::interrupt;
/// Why a Run did not end with a ready PR, and what the user should see.
pub struct FailedRun {
pub recovery: Option<Box<crate::recovery::Recovery>>,
pub error: anyhow::Error,
/// The Issue branch's open PR, if it has one.
pub pr_url: Option<String>,
/// The most recent session log, if a session was started.
pub log: Option<PathBuf>,
/// Whether the Run was interrupted, as it was when the Run failed.
pub interrupted: bool,
/// In a Spec run, a line on each Ticket it landed or did not get done;
/// empty in a Run.
pub ticket_lines: Vec<String>,
}
/// A repository policy that prevents Self-merge of a ready PR. The Run
/// fails without pushing a failure commit or converting the PR to a draft.
#[derive(Debug)]
pub enum PolicyRefusal {
/// A refused merge whose next Repair round found nothing to fix.
NothingToFix,
/// A structured review decision that blocks the merge before a request.
ReviewRequired { pr_url: String },
}
impl std::error::Error for PolicyRefusal {}
impl fmt::Display for PolicyRefusal {
fn fmt(&self, f: &mut fmt::Formatter<'_>) -> fmt::Result {
match self {
Self::NothingToFix => f.write_str(
"the merge was refused with nothing left to fix, so the PR stays ready for review",
),
Self::ReviewRequired { pr_url } => write!(
f,
"PR {pr_url} needs an approving review before it can merge; it is ready for review"
),
}
}
}
/// A failure with nothing to push or clean up, as before the worktree exists.
impl From<anyhow::Error> for FailedRun {
fn from(error: anyhow::Error) -> Self {
let interrupted = interrupt::requested();
FailedRun {
recovery: None,
error: interrupted_or(error, interrupted),
pr_url: None,
log: None,
interrupted,
ticket_lines: Vec::new(),
}
}
}
/// `interrupted` if the Run was, else `error`: an interrupt can surface as
/// some other error, such as a killed git.
pub fn interrupted_or(error: anyhow::Error, interrupted: bool) -> anyhow::Error {
if interrupted {
anyhow!("interrupted")
} else {
error
}
}