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// Copyright (c) 2020 Teddy Wing
//
// This program is free software: you can redistribute it and/or modify
// it under the terms of the GNU General Public License as published by
// the Free Software Foundation, either version 3 of the License, or
// (at your option) any later version.
//
// This program is distributed in the hope that it will be useful,
// but WITHOUT ANY WARRANTY; without even the implied warranty of
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
// GNU General Public License for more details.
//
// You should have received a copy of the GNU General Public License
// along with this program. If not, see <https://www.gnu.org/licenses/>.
use ansi_term::Style;
use colorparse;
use git2;
use thiserror::Error;
#[derive(Debug, Error)]
pub enum Error {
#[error(transparent)]
Git(#[from] git2::Error),
}
static SLOTS: [&'static str; 6] = [
"commit",
"context",
"frag",
"func",
"old",
"new",
];
#[derive(Debug, Default)]
pub struct Diff {
context: Option<Style>,
meta: Option<Style>,
frag: Option<Style>,
func: Option<Style>,
old: Option<Style>,
new: Option<Style>,
commit: Option<Style>,
whitespace: Option<Style>,
oldMoved: Option<Style>,
newMoved: Option<Style>,
oldMovedDimmed: Option<Style>,
oldMovedAlternative: Option<Style>,
oldMovedAlternativeDimmed: Option<Style>,
newMovedDimmed: Option<Style>,
newMovedAlternative: Option<Style>,
newMovedAlternativeDimmed: Option<Style>,
}
// pub fn diff(config: &git2::Config) -> Diff {
// let diff = Diff::default();
//
// for slot in SLOTS {
// let colors = match config.get_string(slot) {
// Ok(c) => c,
// Err(e) if e.code() == git2::ErrorCode::NotFound => return Ok(None),
// Err(e) => return Err(Error::Git(e)),
// };
//
// colorparse::parse(colors)?;
// }
// }
impl Diff {
pub fn from_config(config: &git2::Config) -> Result<Self, Error> {
let diff = Self::default();
for slot in &SLOTS {
let colors = match config.get_string(slot) {
Ok(c) => c,
Err(e) if e.code() == git2::ErrorCode::NotFound => return Ok(None),
Err(e) => return Err(Error::Git(e)),
};
colorparse::parse(&colors)?;
}
Ok(diff)
}
}
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