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helix/helix-vcs/src/lib.rs

52 lines
1.3 KiB
Rust

Show (git) diff signs in gutter (#3890) * Show (git) diff signs in gutter (#3890) Avoid string allocation when git diffing Incrementally diff using changesets refactor diffs to be provider indepndent and improve git implementation remove dependency on zlib-ng switch to asynchronus diffing with similar Update helix-vcs/Cargo.toml fix toml formatting Co-authored-by: Ivan Tham <pickfire@riseup.net> fix typo in documentation use ropey reexpors from helix-core fix crash when creating new file remove useless use if io::Cursor fix spelling mistakes implement suggested improvement to repository loading improve git test isolation remove lefover comments Co-authored-by: univerz <univerz@fu-solution.com> fixed spelling mistake minor cosmetic changes fix: set self.differ to None if decoding the diff_base fails fixup formatting Co-authored-by: Ivan Tham <pickfire@riseup.net> reload diff_base when file is reloaded from disk switch to imara-diff Fixup formatting Co-authored-by: Blaž Hrastnik <blaz@mxxn.io> Redraw buffer whenever a diff is updated. Only store hunks instead of changes for individual lines to easily allow jumping between them Update to latest gitoxide version Change default diff gutter position Only update gutter after timeout * update diff gutter synchronously, with a timeout * Apply suggestions from code review Co-authored-by: Blaž Hrastnik <blaz@mxxn.io> Co-authored-by: Michael Davis <mcarsondavis@gmail.com> * address review comments and ensure lock is always aquired * remove configuration for redraw timeout Co-authored-by: Blaž Hrastnik <blaz@mxxn.io> Co-authored-by: Michael Davis <mcarsondavis@gmail.com>
2 years ago
use std::path::Path;
#[cfg(feature = "git")]
pub use git::Git;
#[cfg(not(feature = "git"))]
pub use Dummy as Git;
#[cfg(feature = "git")]
mod git;
mod diff;
pub use diff::{DiffHandle, Hunk};
pub trait DiffProvider {
/// Returns the data that a diff should be computed against
/// if this provider is used.
/// The data is returned as raw byte without any decoding or encoding performed
/// to ensure all file encodings are handled correctly.
fn get_diff_base(&self, file: &Path) -> Option<Vec<u8>>;
}
#[doc(hidden)]
pub struct Dummy;
impl DiffProvider for Dummy {
fn get_diff_base(&self, _file: &Path) -> Option<Vec<u8>> {
None
}
}
pub struct DiffProviderRegistry {
providers: Vec<Box<dyn DiffProvider>>,
}
impl DiffProviderRegistry {
pub fn get_diff_base(&self, file: &Path) -> Option<Vec<u8>> {
self.providers
.iter()
.find_map(|provider| provider.get_diff_base(file))
}
}
impl Default for DiffProviderRegistry {
fn default() -> Self {
// currently only git is supported
// TODO make this configurable when more providers are added
let git: Box<dyn DiffProvider> = Box::new(Git);
let providers = vec![git];
DiffProviderRegistry { providers }
}
}