Module: RatDeployer::Command

Included in:
Cli
Defined in:
lib/rat_deployer/command.rb

Overview

Rat::Deployer encapsulates all code related to running a shell command and displaying it’s output.

Instance Method Summary collapse

Instance Method Details

#colorize_warning(str) ⇒ Object 



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# File 'lib/rat_deployer/command.rb', line 52

def colorize_warning(str)
  "\\\\ #{str}".colorize(:yellow)
end

#do_run(cmd, silent: false) ⇒ Object 



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# File 'lib/rat_deployer/command.rb', line 21

def do_run(cmd, silent: false)
  output = ''
  status = 1

  IO.popen(ENV, cmd) do |io|
    while line = io.gets # rubocop:disable Lint/AssignmentInCondition
      puts line unless silent
      output << line
    end
    io.close
    status = $CHILD_STATUS.to_i
  end

  { output: output, status: status }
end

#put_error(str) ⇒ Object 



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# File 'lib/rat_deployer/command.rb', line 42

def put_error(str)
  return unless RatDeployer::Config.prompt_enabled?
  puts "// #{str}".colorize(:red)
end

#put_heading(str) ⇒ Object 



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# File 'lib/rat_deployer/command.rb', line 37

def put_heading(str)
  return unless RatDeployer::Config.prompt_enabled?
  puts "|| #{str}".colorize(:blue)
end

#put_warning(str) ⇒ Object 



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# File 'lib/rat_deployer/command.rb', line 47

def put_warning(str)
  return unless RatDeployer::Config.prompt_enabled?
  puts colorize_warning(str)
end

#run(cmd, silent: false) ⇒ Object 



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# File 'lib/rat_deployer/command.rb', line 10

def run(cmd, silent: false)
  if !silent && RatDeployer::Config.prompt_enabled?
    puts '||=> Running command '.colorize(:blue) +
         "`#{cmd.colorize(:white)}`"
  end

  command = do_run(cmd, silent: silent)
  exit 1 unless command.fetch(:status).zero?
  command
end