loftspec_store/
error.rs

1//! What can go wrong in a store: the document's own errors, and those of the files that hold it.
2
3use std::io;
4use std::path::{Path, PathBuf};
5
6use loftspec::codec::ReadError;
7use loftspec::index::IndexErrors;
8use loftspec::publish::LockError;
9
10#[derive(Debug, thiserror::Error)]
11pub enum StoreError {
12    #[error("the store holds no document")]
13    NoDocument,
14    #[error("{}", .0.iter().map(ToString::to_string).collect::<Vec<_>>().join("\n"))]
15    Read(Vec<ReadError>),
16    #[error("the document does not index: {0:?}")]
17    Index(IndexErrors),
18    #[error("{0}: there is no `spec/` directory")]
19    NoTree(PathBuf),
20    #[error("{path}: {source}")]
21    Io {
22        path: PathBuf,
23        #[source]
24        source: io::Error,
25    },
26    #[error("{0}: a file name that is not UTF-8")]
27    NotUtf8(PathBuf),
28    #[error("{0}: the bytes are not UTF-8")]
29    NotText(PathBuf),
30    #[error("{0}: `spec/` is not empty")]
31    NotEmpty(PathBuf),
32    #[error("{0}: `spec/` already exists")]
33    Exists(PathBuf),
34    #[error("{0}: a save is already in progress")]
35    Pending(PathBuf),
36    #[error("{0}: {1}")]
37    Journal(PathBuf, String),
38    #[error("{0}: not inside a git repository; a publish needs one")]
39    NotARepository(PathBuf),
40    /// The command that starts `loft` cannot run where git runs the merge driver.
41    #[error("git could not run `{0} --version` from the top of the working tree")]
42    Launcher(String),
43    #[error("git cannot be run: {0}")]
44    GitUnavailable(String),
45    #[error("`git {call}` failed: {message}")]
46    Git { call: String, message: String },
47    #[error("SOURCE_DATE_EPOCH is {0:?}, not a whole number of seconds")]
48    Epoch(String),
49    #[error("{0}: not a valid lock record: {1}")]
50    Lock(PathBuf, LockError),
51}
52
53pub(crate) fn io_error(path: &Path) -> impl FnOnce(io::Error) -> StoreError + '_ {
54    move |source| StoreError::Io {
55        path: path.to_path_buf(),
56        source,
57    }
58}
loftspec_store/error.rs

loftspec_store/
error.rs
