Initial Commit - moved out of ubuntu_config.
This commit is contained in:
Nathan Broadbent
160
lib/git/status_shortcuts.rb
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160
lib/git/status_shortcuts.rb
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#!/usr/bin/env ruby
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# encoding: UTF-8
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# ------------------------------------------------------------------------------
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# Git Breeze - Streamline your git workflow.
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# Copyright 2011 Nathan Broadbent (http://madebynathan.com). All Rights Reserved.
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# Released under the LGPL (GNU Lesser General Public License)
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# ------------------------------------------------------------------------------
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#
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# A much faster implementation of git_status_shortcuts() in ruby
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# (bash: 0m0.549s, ruby: 0m0.045s)
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#
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# Last line of output contains the ordered absolute file paths,
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# which need to be extracted by the shell and exported as numbered env variables.
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#
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# Processes 'git status --porcelain', and exports numbered
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# env variables that contain the path of each affected file.
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# Output is also more concise than standard 'git status'.
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#
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# Call with optional <group> parameter to just show one modification state
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# # groups => 1: staged, 2: unmerged, 3: unstaged, 4: untracked
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# --------------------------------------------------------------------
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@project_root = File.exist?(".git") ? Dir.pwd : `git rev-parse --git-dir 2> /dev/null`.sub(/\/\.git$/, '').strip
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@git_status = `git status --porcelain 2> /dev/null`
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# Exit if no changes
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exit if @git_status == ""
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git_branch = `git branch -v 2> /dev/null`
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@branch = git_branch[/^\* ([^ ]*)/, 1]
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@ahead = git_branch[/^\* [^ ]* *[^ ]* *\[ahead ?(\d+)\]/, 1]
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@changes = @git_status.split("\n")
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# Exit if too many changes
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exit if @changes.size > ENV["gs_max_changes"].to_i
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# Colors
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@c = {
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:rst => "\e[0m",
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:del => "\e[0;31m",
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:mod => "\e[0;32m",
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:new => "\e[0;33m",
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:ren => "\e[0;34m",
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:cpy => "\e[0;33m",
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:unt => "\e[0;36m",
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:dark => "\e[2;37m",
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:branch => "\e[1m",
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:header => "\e[0m"
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}
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# Following colors must be prepended with modifiers e.g. '\e[1;', '\e[0;'
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@group_c = {
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:staged => "33m",
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:unmerged => "31m",
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:unstaged => "32m",
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:untracked => "36m"
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}
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@stat_hash = {
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:staged => [],
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:unmerged => [],
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:unstaged => [],
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:untracked => []
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}
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@output_files = []
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# Counter for env variables
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@e = 0
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# Heading
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ahead = @ahead ? " #{@c[:dark]}| #{@c[:new]}+#{@ahead}#{@c[:rst]}" : ""
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puts "%s#%s On branch: %s#{@branch}#{ahead} %s| [%s*%s]%s => $#{ENV["git_env_char"]}*\n%s#%s" % [
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@c[:dark], @c[:rst], @c[:branch], @c[:dark], @c[:rst], @c[:dark], @c[:rst], @c[:dark], @c[:rst]
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]
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# Index modification states
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@changes.each do |change|
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x, y, file = change[0, 1], change[1, 1], change[3..-1]
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msg, col, group = case change[0..1]
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when "DD"; [" both deleted", :del, :unmerged]
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when "AU"; [" added by us", :new, :unmerged]
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when "UD"; ["deleted by them", :del, :unmerged]
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when "UA"; [" added by them", :new, :unmerged]
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when "DU"; [" deleted by us", :del, :unmerged]
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when "AA"; [" both added", :new, :unmerged]
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when "UU"; [" both modified", :mod, :unmerged]
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when /M./; [" modified", :mod, :staged]
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when /A./; [" new file", :new, :staged]
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when /D./; [" deleted", :del, :staged]
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when /R./; [" renamed", :ren, :staged]
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when /C./; [" copied", :cpy, :staged]
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when "??"; ["untracked", :unt, :untracked]
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end
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# Store data
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@stat_hash[group] << {:msg => msg, :col => col, :file => file} if msg
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# Work tree modification states
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if y == "M"
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@stat_hash[:unstaged] << {:msg => " modified", :col => :mod, :file => file}
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elsif y == "D" && x != "D" && x != "U"
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# Don't show deleted 'y' during a merge conflict.
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@stat_hash[:unstaged] << {:msg => " deleted", :col => :del, :file => file}
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end
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end
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def relative_path(base, target)
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back = ""
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while target.sub(base,'') == target
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base = base.sub(/\/[^\/]*$/, '')
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back = "../#{back}"
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end
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"#{back}#{target.sub("#{base}/",'')}"
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end
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# Output files
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def output_file_group(group)
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# Print colored hashes & files based on modification groups
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c_group = "\e[0;#{@group_c[group]}"
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@stat_hash[group].each do |h|
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@e += 1
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padding = (@e < 10 && @changes.size >= 10) ? " " : ""
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rel_file = relative_path(Dir.pwd, File.join(@project_root, h[:file]))
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puts "#{c_group}##{@c[:rst]} #{@c[h[:col]]}#{h[:msg]}:\
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#{padding}#{@c[:dark]} [#{@c[:rst]}#{@e}#{@c[:dark]}] #{c_group}#{rel_file}#{@c[:rst]}"
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# Save the ordered list of output files
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@output_files << h[:file]
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end
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puts "#{c_group}##{@c[:rst]}" # Extra '#'
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end
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[[:staged, 'Changes to be committed'],
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[:unmerged, 'Unmerged paths'],
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[:unstaged, 'Changes not staged for commit'],
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[:untracked, 'Untracked files']
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].each_with_index do |data, i|
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group, heading = *data
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# Allow filtering by specific group (by string or integer)
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if !ARGV[0] || ARGV[0] == group.to_s || ARGV[0] == (i+1).to_s; then
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if !@stat_hash[group].empty?
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c_arrow="\e[1;#{@group_c[group]}"
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c_hash="\e[0;#{@group_c[group]}"
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puts "#{c_arrow}➤#{@c[:header]} #{heading}\n#{c_hash}##{@c[:rst]}"
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output_file_group(group)
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end
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end
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end
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puts @output_files.map{|f| File.join(@project_root, f) }.join("|")
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