Module: MilkTea::CLI::CommandDap

Included in:
MilkTea::CLI
Defined in:
lib/milk_tea/tooling/cli/commands/dap.rb

Instance Method Summary collapse

Instance Method Details

#dap_command ⇒ Object 



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# File 'lib/milk_tea/tooling/cli/commands/dap.rb', line 6

def dap_command
  preferred_backend_kind = "process"
  adapter_command = nil

  until @argv.empty?
    arg = @argv.shift
    case arg
    when "--log-level"
      @argv.shift
    when /\A--log-level=(.+)\z/
      # accept and ignore
    when "--backend"
      preferred_backend_kind = @argv.shift&.downcase
    when /\A--backend=(.+)\z/
      preferred_backend_kind = ::Regexp.last_match(1).downcase
    when "--adapter-path"
      adapter_path = @argv.shift
      adapter_command = resolve_adapter_path(adapter_path)
      return 1 unless adapter_command
    when /\A--adapter-path=(.+)\z/
      adapter_path = ::Regexp.last_match(1)
      adapter_command = resolve_adapter_path(adapter_path)
      return 1 unless adapter_command
    else
      if arg.start_with?("-")
        @err.puts("dap: unknown option #{arg}")
        return 1
      end
      @err.puts("dap: unexpected argument #{arg}")
      return 1
    end
  end

  require "milk_tea/dap/server" unless defined?(MilkTea::DAP::Server)
  server = MilkTea::DAP::Server.new(
    preferred_backend_kind:,
    adapter_command:,
  )
  server.run
  0
end

#resolve_adapter_path(adapter_path) ⇒ Object 



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# File 'lib/milk_tea/tooling/cli/commands/dap.rb', line 48

def resolve_adapter_path(adapter_path)
  unless adapter_path && File.file?(adapter_path)
    @err.puts("dap: adapter path not found: #{adapter_path}")
    return nil
  end
  expanded = File.expand_path(adapter_path)
  adapter_path.end_with?(".rb") ? [RbConfig.ruby, expanded] : [expanded]
end