ZacharyZhang-NY
b7fca0146d
ElyDoc, ElyTable, ElyShow (LibreOfficeKit), ElyPDF (MuPDF), ElyTree (Git), ElyMark (Milkdown and CodeMirror in CEF). ElyMail and ElyAgent follow.
55 lines
1.8 KiB
Rust
55 lines
1.8 KiB
Rust
//! Committing: message, amend, identity, signing as set (TREE-05).
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use std::{io, path::Path};
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use crate::git::Git;
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/// Who commits, and how Git signs, as Git's settings say.
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#[derive(Clone, Debug, Default, PartialEq, Eq)]
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pub struct Me {
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pub name: Option<String>,
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pub email: Option<String>,
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/// `openpgp`, `ssh` or `x509` when commits are signed.
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pub signs: Option<String>,
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}
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/// A setting as Git resolves it; None when unset.
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fn setting(git: &Git, root: &Path, key: &str) -> io::Result<Option<String>> {
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let said = git.run_or_one(root, &["config", "--get", key])?;
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let said = String::from_utf8_lossy(&said).trim().to_string();
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Ok((!said.is_empty()).then_some(said))
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}
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pub fn me(git: &Git, root: &Path) -> io::Result<Me> {
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let signs = git.run_or_one(root, &["config", "--type=bool", "--get", "commit.gpgsign"])?;
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let signs = match String::from_utf8_lossy(&signs).trim() {
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"true" => Some(setting(git, root, "gpg.format")?.unwrap_or_else(|| "openpgp".into())),
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_ => None,
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};
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Ok(Me {
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name: setting(git, root, "user.name")?,
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email: setting(git, root, "user.email")?,
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signs,
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})
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}
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/// The last commit's whole message, to amend.
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pub fn last_message(git: &Git, root: &Path) -> io::Result<String> {
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let said = git.run(root, &["log", "-1", "--format=%B"])?;
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Ok(String::from_utf8_lossy(&said).trim_end().to_string())
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}
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/// Subject and body as one message: a blank line between.
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pub fn message(subject: &str, body: &str) -> String {
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match body.trim() {
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"" => subject.trim().to_string(),
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body => format!("{}\n\n{body}", subject.trim()),
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}
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}
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/// A message back to subject and body.
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pub fn split(message: &str) -> (String, String) {
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let (subject, body) = message.split_once('\n').unwrap_or((message, ""));
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(subject.trim().to_string(), body.trim().to_string())
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}
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