mirror of
https://seed.radicle.dev/rad:z6cFWeWpnZNHh9rUW8phgA3b5yGt.git
synced 2026-11-01 01:10:46 +08:00
Fintan Halpenny
c6c8fe3164
Other VCS systems are no longer expected to be supported. Remove the git hierarchy up to the top-level and remove the vcs hierarchy. Signed-off-by: Fintan Halpenny <fintan.halpenny@gmail.com> X-Clacks-Overhead: GNU Terry Pratchett
95 lines
3.9 KiB
Rust
95 lines
3.9 KiB
Rust
// This file is part of radicle-surf
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// <https://github.com/radicle-dev/radicle-surf>
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//
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// Copyright (C) 2019-2020 The Radicle Team <dev@radicle.xyz>
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//
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// This program is free software: you can redistribute it and/or modify
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// it under the terms of the GNU General Public License version 3 or
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// later as published by the Free Software Foundation.
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//
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// This program is distributed in the hope that it will be useful,
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// but WITHOUT ANY WARRANTY; without even the implied warranty of
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// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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// GNU General Public License for more details.
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//
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// You should have received a copy of the GNU General Public License
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// along with this program. If not, see <https://www.gnu.org/licenses/>.
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//! Collection of errors and helper instances that can occur when performing
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//! operations from [`crate::git`].
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use crate::{
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diff,
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file_system,
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git::{BranchName, Namespace, TagName},
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};
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use std::str;
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use thiserror::Error;
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/// Enumeration of errors that can occur in operations from [`crate::git`].
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#[derive(Debug, PartialEq, Error)]
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#[non_exhaustive]
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pub enum Error {
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/// The user tried to fetch a branch, but the name provided does not
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/// exist as a branch. This could mean that the branch does not exist
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/// or that a tag or commit was provided by accident.
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#[error("provided branch name does not exist: {0}")]
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NotBranch(BranchName),
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/// We tried to convert a name into its remote and branch name parts.
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#[error("could not parse '{0}' into a remote name and branch name")]
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ParseRemoteBranch(BranchName),
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/// The user tried to fetch a tag, but the name provided does not
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/// exist as a tag. This could mean that the tag does not exist
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/// or that a branch or commit was provided by accident.
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#[error("provided tag name does not exist: {0}")]
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NotTag(TagName),
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/// A `revspec` was provided that could not be parsed into a branch, tag, or
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/// commit object.
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#[error("provided revspec '{rev}' could not be parsed into a git object")]
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RevParseFailure {
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/// The provided revspec that failed to parse.
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rev: String,
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},
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/// A `revspec` was provided that could not be found in the given
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/// `namespace`.
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#[error("provided revspec '{rev}' could not be parsed into a git object in the namespace '{namespace}'")]
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NamespaceRevParseFailure {
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/// The namespace we are in when attempting to fetch the `rev`.
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namespace: Namespace,
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/// The provided revspec that failed to parse.
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rev: String,
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},
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/// When parsing a namespace we may come across one that was an empty
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/// string.
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#[error("tried parsing the namespace but it was empty")]
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EmptyNamespace,
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/// A [`str::Utf8Error`] error, which usually occurs when a git object's
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/// name is not in UTF-8 form and parsing of it as such fails.
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#[error(transparent)]
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Utf8Error(#[from] str::Utf8Error),
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/// When trying to get the summary for a [`git2::Commit`] some action
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/// failed.
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#[error("an error occurred trying to get a commit's summary")]
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MissingSummary,
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/// An error that comes from performing a [`crate::file_system`] operation.
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#[error(transparent)]
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FileSystem(#[from] file_system::Error),
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/// While attempting to calculate a diff for retrieving the
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/// [`crate::vcs::git::Browser.last_commit()`], the file path was returned
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/// as an `Option::None`.
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#[error("last commit has an invalid file path")]
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LastCommitException,
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/// The requested file was not found.
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#[error("path not found for: {0}")]
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PathNotFound(file_system::Path),
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/// An error that comes from performing a *diff* operations.
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#[error(transparent)]
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Diff(#[from] diff::git::error::Diff),
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/// A wrapper around the generic [`git2::Error`].
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#[error(transparent)]
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Git(#[from] git2::Error),
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/// A wrapper around git-ref-format::Error
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#[error(transparent)]
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RefFormat(#[from] git_ref_format::Error),
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}
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