Files
git-utilities/lib/xgrep/commander.rb
2015-06-02 23:28:43 -04:00

123 lines
2.7 KiB
Ruby

require 'ostruct'
require 'optparse'
class Commander
attr_accessor :options
def initialize
@options = OpenStruct.new
options.debug = false
options.git_grep = %w{-E}
options.pathspec = []
options.environment = default_environment
@option_parser = OptionParser.new do |op|
op.banner = "Usage: xgrep options term(s)"
op.on('-a','--asset') do |argument|
options.pathspec << :asset
end
op.on('-b','--db') do |argument|
options.pathspec << :db
end
op.on('-c','--controller') do |argument|
options.pathspec << :controller
end
op.on('-d','--[no-]debug') do |argument|
options.debug = argument
end
op.on('-f','--file') do |argument|
options.git_grep << "-L"
end
op.on('-g','--config') do |argument|
options.pathspec << :config
end
op.on('-i','--invert') do |argument|
options.git_grep << '-v'
end
op.on('-l','--lib') do |argument|
options.pathspec << :lib
end
op.on('-m','--model') do |argument|
options.pathspec << :model
end
op.on('-o','--core') do |argument|
options.pathspec << :core
end
op.on_tail('-h','--help') do |argument|
puts op
exit
end
end
@option_parser.parse!(ARGV)
options.terms = ARGV # must be after parse!
end
def valid?
options.terms.size > 0
end
def help
puts @option_parser
exit
end
def execute
env = Object.const_get(options.environment).new
env.update_pathspec(options.pathspec)
ands = []
ors = []
nots = []
current_op = ands
options.terms.each do |x|
case x
when 'and' then current_op = ands
when 'or' then current_op = ors
when 'not' then current_op = nots
when /^-+(and|or|not)$/i then current_op << $1
else current_op << x
end
end
ands = ands.map { |x| "-e \"#{x}\"" }
ors = ors.map { |x| "-e \"#{x}\"" }
nots = nots.map { |x| "-e \"#{x}\"" }
ands << "\\( #{ors.join(' --or ')} \\)" unless ors.empty?
ands << "--not \\( #{nots.join(' --or ')} \\)" unless nots.empty?
command = "git grep #{options.git_grep.join(' ')} #{ands.join(' --and ')} -- #{env.pathspec.sort.join(' ')}"
end
private
def default_environment
if File.exist?('./.xgrep')
"CustomEnv"
elsif File.exist?("Gemfile") and File.exist?("package.json")
"NodeEnv"
elsif File.exist?("Gemfile")
"RailsEnv"
elsif File.exist?("package.json")
"NodeEnv"
else
"RailsEnv"
end
end
end