mirror of https://github.com/Llewellynvdm/exa.git
Preliminary Git support!
This is something that I've long wanted to add. It uses libgit2 as an optional dependency.
This commit is contained in:
Ben S
parent
e835fe8fe3
commit
90d4684de4
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@ -4,6 +4,7 @@ version = "0.1.0"
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dependencies = [
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"ansi_term 0.4.2 (registry+https://github.com/rust-lang/crates.io-index)",
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"getopts 0.1.4 (registry+https://github.com/rust-lang/crates.io-index)",
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"git2 0.1.12 (registry+https://github.com/rust-lang/crates.io-index)",
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"natord 1.0.6 (registry+https://github.com/rust-lang/crates.io-index)",
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"number_prefix 0.2.1 (registry+https://github.com/rust-lang/crates.io-index)",
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"users 0.2.1 (registry+https://github.com/rust-lang/crates.io-index)",
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@ -18,11 +19,68 @@ dependencies = [
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"regex_macros 0.1.5 (registry+https://github.com/rust-lang/crates.io-index)",
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]
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[[package]]
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name = "bitflags"
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version = "0.1.0"
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source = "registry+https://github.com/rust-lang/crates.io-index"
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[[package]]
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name = "getopts"
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version = "0.1.4"
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source = "registry+https://github.com/rust-lang/crates.io-index"
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[[package]]
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name = "git2"
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version = "0.1.12"
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source = "registry+https://github.com/rust-lang/crates.io-index"
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dependencies = [
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"bitflags 0.1.0 (registry+https://github.com/rust-lang/crates.io-index)",
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"libgit2-sys 0.1.9 (registry+https://github.com/rust-lang/crates.io-index)",
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"url 0.2.17 (registry+https://github.com/rust-lang/crates.io-index)",
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]
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[[package]]
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name = "libgit2-sys"
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version = "0.1.9"
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source = "registry+https://github.com/rust-lang/crates.io-index"
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dependencies = [
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"libssh2-sys 0.1.3 (registry+https://github.com/rust-lang/crates.io-index)",
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"libz-sys 0.1.0 (registry+https://github.com/rust-lang/crates.io-index)",
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"openssl-sys 0.2.17 (registry+https://github.com/rust-lang/crates.io-index)",
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"pkg-config 0.1.6 (registry+https://github.com/rust-lang/crates.io-index)",
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]
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[[package]]
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name = "libressl-pnacl-sys"
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version = "2.1.4"
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source = "registry+https://github.com/rust-lang/crates.io-index"
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dependencies = [
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"pnacl-build-helper 1.3.1 (registry+https://github.com/rust-lang/crates.io-index)",
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]
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[[package]]
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name = "libssh2-sys"
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version = "0.1.3"
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source = "registry+https://github.com/rust-lang/crates.io-index"
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dependencies = [
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"libz-sys 0.1.0 (registry+https://github.com/rust-lang/crates.io-index)",
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"openssl-sys 0.2.17 (registry+https://github.com/rust-lang/crates.io-index)",
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"pkg-config 0.1.6 (registry+https://github.com/rust-lang/crates.io-index)",
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]
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[[package]]
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name = "libz-sys"
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version = "0.1.0"
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source = "registry+https://github.com/rust-lang/crates.io-index"
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dependencies = [
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"pkg-config 0.1.6 (registry+https://github.com/rust-lang/crates.io-index)",
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]
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[[package]]
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name = "matches"
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version = "0.1.2"
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source = "registry+https://github.com/rust-lang/crates.io-index"
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[[package]]
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name = "natord"
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version = "1.0.6"
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@ -33,6 +91,25 @@ name = "number_prefix"
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version = "0.2.1"
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source = "registry+https://github.com/rust-lang/crates.io-index"
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[[package]]
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name = "openssl-sys"
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version = "0.2.17"
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source = "registry+https://github.com/rust-lang/crates.io-index"
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dependencies = [
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"libressl-pnacl-sys 2.1.4 (registry+https://github.com/rust-lang/crates.io-index)",
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"pkg-config 0.1.6 (registry+https://github.com/rust-lang/crates.io-index)",
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]
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[[package]]
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name = "pkg-config"
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version = "0.1.6"
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source = "registry+https://github.com/rust-lang/crates.io-index"
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[[package]]
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name = "pnacl-build-helper"
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version = "1.3.1"
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source = "registry+https://github.com/rust-lang/crates.io-index"
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[[package]]
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name = "regex"
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version = "0.1.10"
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@ -46,6 +123,20 @@ dependencies = [
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"regex 0.1.10 (registry+https://github.com/rust-lang/crates.io-index)",
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]
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[[package]]
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name = "rustc-serialize"
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version = "0.2.9"
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source = "registry+https://github.com/rust-lang/crates.io-index"
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[[package]]
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name = "url"
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version = "0.2.17"
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source = "registry+https://github.com/rust-lang/crates.io-index"
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dependencies = [
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"matches 0.1.2 (registry+https://github.com/rust-lang/crates.io-index)",
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"rustc-serialize 0.2.9 (registry+https://github.com/rust-lang/crates.io-index)",
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]
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[[package]]
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name = "users"
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version = "0.2.1"
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@ -12,3 +12,10 @@ getopts = "0.1.4"
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natord = "1.0.6"
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number_prefix = "0.2.1"
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users = "0.2.1"
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[features]
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git = [ "git2" ]
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[dependencies.git2]
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version = "0.1.12"
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optional = true
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@ -12,6 +12,8 @@ pub enum Column {
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Group,
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HardLinks,
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Inode,
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GitStatus,
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}
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#[derive(PartialEq, Debug, Copy)]
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@ -37,6 +39,7 @@ impl Column {
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Column::HardLinks => Alignment::Right,
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Column::Inode => Alignment::Right,
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Column::Blocks => Alignment::Right,
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Column::GitStatus => Alignment::Right,
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_ => Alignment::Left,
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}
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}
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@ -53,6 +56,7 @@ impl Column {
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Column::Group => "Group",
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Column::HardLinks => "Links",
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Column::Inode => "inode",
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Column::GitStatus => "Git",
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}
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}
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}
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83
src/dir.rs
83
src/dir.rs
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@ -1,5 +1,9 @@
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use std::io::{fs, IoResult};
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use file::File;
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use file::{File, GREY};
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#[cfg(feature="git")] use ansi_term::ANSIString;
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#[cfg(feature="git")] use ansi_term::Colour::*;
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#[cfg(feature="git")] use git2;
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/// A **Dir** provides a cached list of the file paths in a directory that's
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/// being listed.
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@ -10,6 +14,7 @@ use file::File;
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pub struct Dir {
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contents: Vec<Path>,
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path: Path,
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git: Option<Git>,
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}
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impl Dir {
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@ -20,6 +25,7 @@ impl Dir {
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fs::readdir(&path).map(|paths| Dir {
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contents: paths,
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path: path.clone(),
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git: Git::new(&path).ok(),
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})
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}
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@ -47,4 +53,79 @@ impl Dir {
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pub fn join(&self, child: Path) -> Path {
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self.path.join(child)
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}
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/// Return whether there's a Git repository on or above this directory.
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pub fn has_git_repo(&self) -> bool {
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self.git.is_some()
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}
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/// Get a string describing the Git status of the given file.
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pub fn git_status(&self, path: &Path) -> String {
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match self.git {
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Some(ref git) => git.status(path),
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None => GREY.paint("--").to_string(),
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}
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}
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}
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#[cfg(feature="git")]
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struct Git {
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statuses: Vec<(String, git2::Status)>,
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}
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#[cfg(feature="git")]
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impl Git {
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fn new(path: &Path) -> Result<Git, git2::Error> {
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let repo = try!(git2::Repository::discover(path));
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let statuses = try!(repo.statuses(None));
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Ok(Git { statuses: statuses.iter().map(|e| (e.path().unwrap().to_string(), e.status())).collect() })
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}
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/// Get the status for the file at the given path, if present.
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fn status(&self, path: &Path) -> String {
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match self.statuses.iter().find(|&&(ref p, _)| path.as_str().unwrap() == p.as_slice()) {
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Some(&(_, s)) => format!("{}{}", Git::index_status(s), Git::working_tree_status(s)),
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None => GREY.paint("--").to_string(),
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}
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}
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/// The character to display if the file has been modified, but not staged.
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fn working_tree_status(status: git2::Status) -> ANSIString<'static> {
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match status {
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s if s.contains(git2::STATUS_WT_NEW) => Green.paint("A"),
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s if s.contains(git2::STATUS_WT_MODIFIED) => Blue.paint("M"),
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s if s.contains(git2::STATUS_WT_DELETED) => Red.paint("D"),
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s if s.contains(git2::STATUS_WT_RENAMED) => Yellow.paint("R"),
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s if s.contains(git2::STATUS_WT_TYPECHANGE) => Purple.paint("T"),
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_ => GREY.paint("-"),
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}
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}
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/// The character to display if the file has been modified, and the change
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/// has been staged.
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fn index_status(status: git2::Status) -> ANSIString<'static> {
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match status {
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s if s.contains(git2::STATUS_INDEX_NEW) => Green.paint("A"),
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s if s.contains(git2::STATUS_INDEX_MODIFIED) => Blue.paint("M"),
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s if s.contains(git2::STATUS_INDEX_DELETED) => Red.paint("D"),
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s if s.contains(git2::STATUS_INDEX_RENAMED) => Yellow.paint("R"),
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s if s.contains(git2::STATUS_INDEX_TYPECHANGE) => Purple.paint("T"),
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_ => GREY.paint("-"),
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}
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}
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}
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#[cfg(not(feature="git"))]
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struct Git;
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#[cfg(not(feature="git"))]
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impl Git {
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fn new(_: &Path) -> Result<Git, ()> {
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Err(())
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}
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fn status(&self, _: &Path) -> String {
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panic!("Tried to access a Git repo without Git support!");
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}
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}
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@ -79,6 +79,7 @@ impl<'a> File<'a> {
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Blocks => self.blocks(),
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User => self.user(users_cache),
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Group => self.group(users_cache),
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GitStatus => self.git_status(),
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}
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}
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@ -369,6 +370,11 @@ impl<'a> File<'a> {
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vec![] // No source files if there's no extension, either!
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}
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}
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fn git_status(&self) -> Cell {
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let status = self.dir.map(|d| d.git_status(&self.path)).unwrap_or("NO".to_string());
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Cell { text: status, length: 2 }
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}
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}
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/// Extract an extension from a string, if one is present, in lowercase.
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@ -5,6 +5,9 @@ extern crate number_prefix;
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extern crate unicode;
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extern crate users;
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#[cfg(feature="git")]
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extern crate git2;
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use std::io::FileType;
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use std::io::fs;
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use std::os::{args, set_exit_status};
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@ -265,6 +265,7 @@ fn columns(matches: &getopts::Matches) -> Result<Vec<Column>, Misfire> {
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columns.push(Group);
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}
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columns.push(GitStatus);
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columns.push(FileName);
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Ok(columns)
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}
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