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mirror of https://github.com/Llewellynvdm/starship.git synced 2024-11-24 13:47:38 +00:00

Add proper git project root truncation

This commit is contained in:
Matan Kushner 2019-04-07 23:23:37 -04:00
parent 3c07e284fe
commit 168a6fd7b1
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@ -1,28 +1,37 @@
use std::env;
use std::path::{PathBuf};
use super::Segment;
use git2::{Repository};
use ansi_term::{Color, Style};
use clap::ArgMatches;
use dirs;
use git2::Repository;
use std::env;
use std::path::PathBuf;
/// Creates a segment with the current directory
pub fn segment(_: &ArgMatches) -> Segment {
const COLOR_DIR: Color = Color::Cyan;
const DIR_TRUNCATION_LENGTH: u8 = 3;
let current_dir = env::current_dir().expect("Unable to identify current directory");
let current_dir = env::current_dir()
.expect("Unable to identify current directory")
.canonicalize()
.expect("Unable to canonicalize current directory");
let dir_string;
if let Ok(repo) = git2::Repository::discover(&current_dir) {
let repo_root = get_repo_root(repo);
// The last dir in the path
let repo_root_basename = repo_root.components().last().unwrap();
let basename_str_slice = repo_root_basename.as_os_str();
dir_string = basename_str_slice.to_str().unwrap().to_string();
let repo_root_depth = repo_root.components().count();
// Skip the path components that are before the repo root
let path = current_dir
.iter()
.skip(repo_root_depth - 1)
.collect::<PathBuf>();
dir_string = path.to_str().unwrap().to_string();
} else {
dir_string = match truncate_home(&current_dir) {
Some(dir) => dir.to_string(),
None => current_dir.to_str().unwrap().to_string()
Some(dir) => dir,
None => current_dir.to_str().unwrap().to_string(),
}
}
@ -39,7 +48,7 @@ fn get_repo_root(repo: Repository) -> PathBuf {
// A bare repo will return its root path
true => repo.path().to_path_buf(),
// Non-bare repos will return the path of `.git`
false => repo.path().parent().unwrap().to_path_buf()
false => repo.path().parent().unwrap().to_path_buf(),
}
}
@ -55,7 +64,7 @@ fn truncate_home(path: &PathBuf) -> Option<String> {
if path.strip_prefix(&home_dir).is_ok() {
let path_str = path.to_str().unwrap();
let home_dir = home_dir.to_str().unwrap();
return Some(path_str.replace(home_dir, HOME_SYMBOL));
}
}