/
git-cwd-info.rb
executable file
·49 lines (40 loc) · 1.15 KB
/
git-cwd-info.rb
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#!/usr/bin/env ruby
# -*- coding: utf-8 -*-
# Emits Git metadata for use in a Zsh prompt.
#
# AUTHOR:
# Ben Hoskings
# https://github.com/benhoskings/dot-files/blob/master/files/bin/git_cwd_info
#
# MODIFIED:
# Geoffrey Grosenbach http://peepcode.com
# The methods that get called more than once are memoized.
def git_repo_path
@git_repo_path ||= `git rev-parse --git-dir 2>/dev/null`.strip
end
def in_git_repo
!git_repo_path.empty? &&
git_repo_path != '~' &&
git_repo_path != "#{ENV['HOME']}/.git"
end
def git_parse_branch
@git_parse_branch ||= `git current-branch`.chomp
end
def git_head_commit_id
`git rev-parse --short HEAD 2>/dev/null`.strip
end
def git_cwd_dirty
" ✗" unless git_repo_path == '.' || `git ls-files -m`.strip.empty?
end
def rebasing_etc
if File.exists?(File.join(git_repo_path, 'BISECT_LOG'))
"+bisect"
elsif File.exists?(File.join(git_repo_path, 'MERGE_HEAD'))
"+merge"
elsif %w[rebase rebase-apply rebase-merge ../.dotest].any? {|d| File.exists?(File.join(git_repo_path, d)) }
"+rebase"
end
end
if in_git_repo
print " #{git_parse_branch} #{git_head_commit_id}#{rebasing_etc}#{git_cwd_dirty}"
end