Class: RailsDoctor::CommandRunner

Inherits:
Object
  • Object
show all
Defined in:
lib/rails_doctor/command_runner.rb

Instance Attribute Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize(project_root:, env: ENV) ⇒ CommandRunner

Returns a new instance of CommandRunner.



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# File 'lib/rails_doctor/command_runner.rb', line 13

def initialize(project_root:, env: ENV)
  @project_root = File.expand_path(project_root)
  @env = env
end

Instance Attribute Details

#env ⇒ Object (readonly)

Returns the value of attribute env.



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# File 'lib/rails_doctor/command_runner.rb', line 11

def env
  @env
end

#project_root ⇒ Object (readonly)

Returns the value of attribute project_root.



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# File 'lib/rails_doctor/command_runner.rb', line 11

def project_root
  @project_root
end

Instance Method Details

#executable?(name) ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/rails_doctor/command_runner.rb', line 47

def executable?(name)
  path = env.fetch("PATH", "").split(File::PATH_SEPARATOR)
  path.any? do |dir|
    candidate = File.join(dir, name)
    File.file?(candidate) && File.executable?(candidate)
  end
end

#run(command, timeout_seconds: 120) ⇒ Object 



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# File 'lib/rails_doctor/command_runner.rb', line 18

def run(command, timeout_seconds: 120)
  started = Process.clock_gettime(Process::CLOCK_MONOTONIC)
  stdout = +""
  stderr = +""
  status_code = nil

  begin
    Timeout.timeout(timeout_seconds) do
      stdout, stderr, status = Open3.capture3(env.to_h, command, chdir: project_root)
      status_code = status.exitstatus
    end
  rescue Timeout::Error
    stderr = "Command timed out after #{timeout_seconds}s"
    status_code = 124
  rescue Errno::ENOENT => error
    stderr = error.message
    status_code = 127
  end

  finished = Process.clock_gettime(Process::CLOCK_MONOTONIC)
  CommandResult.new(
    command: command,
    stdout: stdout,
    stderr: stderr,
    exit_status: status_code,
    duration_ms: ((finished - started) * 1000).round
  )
end