Class: Termup::Process

Inherits:
Object
  • Object
show all
Defined in:
lib/termup/process.rb

Instance Attribute Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize ⇒ Process

Returns a new instance of Process.



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# File 'lib/termup/process.rb', line 5

def initialize
  lookup_pid
end

Instance Attribute Details

#pid ⇒ Object (readonly)

Returns the value of attribute pid.



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# File 'lib/termup/process.rb', line 3

def pid
  @pid
end

Instance Method Details

#app_name ⇒ Object 



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# File 'lib/termup/process.rb', line 17

def app_name
  @app_name ||= ExecJS.eval "Application(#{@pid}).name()"
end

#iterm? ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/termup/process.rb', line 13

def iterm?
  app_name == 'iTerm'
end

#lookup_pid ⇒ Object 



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# File 'lib/termup/process.rb', line 21

def lookup_pid
  pid = ::Process.ppid
  pids = []

  # Go up the process tree to find term-like process
  while pid > 1 do
    pids << pid if term_like_pids.include?(pid)
    pid = `ps -p #{pid} -o ppid=`.strip.to_i
  end

  abort 'terminal pid not found!' if pids.empty?

  @pid = pids.last
end

#term_like_pids ⇒ Object 



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# File 'lib/termup/process.rb', line 36

def term_like_pids
  @term_like_pids ||= `ps x | grep Term`.split("\n").reject{|i| i =~ /grep/ }.map{|i| i.match(/\d+/).to_s.to_i }
end

#terminal? ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/termup/process.rb', line 9

def terminal?
  app_name == 'Terminal'
end