Class: Kettle::Family::WorkflowProgress

Inherits:
Object
  • Object
show all
Defined in:
lib/kettle/family/workflow_progress.rb

Constant Summary collapse

MEMBER_WIDTH = 
24
PROGRESS_WIDTH = 
7
ELAPSED_WIDTH = 
7
FORMAT = 
"%<member>-#{MEMBER_WIDTH}.#{MEMBER_WIDTH}s %<progress>s %<duration>s %<events>s %<status>s"
EVENT_WIDTH = 
20
MIN_STATUS_WIDTH = 
12
DEFAULT_TERMINAL_WIDTH = 
80
ELLIPSIS = 
"..."

Instance Method Summary collapse

Constructor Details

#initialize(io:, label:, total:, jobs:, members: [], enabled: true, clock: nil, heading: nil) ⇒ WorkflowProgress

Returns a new instance of WorkflowProgress.



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# File 'lib/kettle/family/workflow_progress.rb', line 18

def initialize(io:, label:, total:, jobs:, members: [], enabled: true, clock: nil, heading: nil)
  @io = io
  @label = label
  @total = total.to_i
  @jobs = jobs.to_i
  @heading = heading
  @clock = clock || lambda { Process.clock_gettime(Process::CLOCK_MONOTONIC) }
  @enabled = enabled && !!io
  @line_order = members.map(&:name)
  @started = false
  @stopped = false
  @member_totals = {}
  @member_counts = Hash.new(0)
  @member_started_at = {}
  @member_finished_elapsed = {}
  @member_events = Hash.new("")
  @member_statuses = Hash.new("")
  @notification = ""
  @mutex = Mutex.new
  @tty = @enabled && io.respond_to?(:tty?) && io.tty?
  @tty_rendered = false
  @tty_block_rows = 0
  @tty_tape_rows = 0
end

Instance Method Details

#advance(member, status:, success: true, mark: nil) ⇒ Object 



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# File 'lib/kettle/family/workflow_progress.rb', line 74

def advance(member, status:, success: true, mark: nil)
  return unless @enabled

  synchronize do
    event_mark = mark || (success ? "." : "F")
    increment_member_count(member)
    if @tty
      append_event(member, event_mark)
      render(member, status: status)
    else
      write_line(non_tty_line(member, mark: event_mark, status: status))
    end
  end
end

#finish ⇒ Object

Finish a TTY progress block before the caller prints a second report. The blank line keeps the final report physically separate from the redraw block instead of making the terminal cursor its first row.



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# File 'lib/kettle/family/workflow_progress.rb', line 131

def finish
  return unless @enabled

  synchronize do
    next if @stopped

    render_tty_block if @tty && @started && !@line_order.empty?
    write_line("") if @tty && @started
    @stopped = true
  end
end

#finish_member(member, success:, status:) ⇒ Object 



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# File 'lib/kettle/family/workflow_progress.rb', line 103

def finish_member(member, success:, status:)
  return unless @enabled

  synchronize do
    total = @member_totals[member.name].to_i
    @member_counts[member.name] = total if total.positive?
    @member_finished_elapsed[member.name] = elapsed_seconds(member)
    if @tty
      render(member, status: status)
    else
      write_line(non_tty_line(member, mark: success ? "done" : "failed", status: status))
    end
  end
end

#notification(message) ⇒ Object 



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# File 'lib/kettle/family/workflow_progress.rb', line 156

def notification(message)
  return unless @enabled

  synchronize do
    @notification = message.to_s
    if @tty
      render_tty_block if @started && !@line_order.empty?
    elsif !@notification.empty?
      write_line("[notification] #{@notification}")
    end
  end
end

#start ⇒ Object 



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# File 'lib/kettle/family/workflow_progress.rb', line 43

def start
  return unless @enabled

  synchronize do
    next if @started

    write_line(@heading || "#{@label} #{@total} member#{plural(@total)} with #{@jobs} job#{plural(@jobs)}:")
    @started = true
    if @tty
      @line_order.each { |member_name| render_name(member_name, status: "") }
      render_tty_block unless @line_order.empty?
    end
  end
end

#start_member(member, total:, status:) ⇒ Object 



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# File 'lib/kettle/family/workflow_progress.rb', line 58

def start_member(member, total:, status:)
  return unless @enabled

  synchronize do
    @member_totals[member.name] = total.to_i
    @member_counts[member.name] = 0
    @member_started_at[member.name] ||= monotonic_now
    @member_finished_elapsed.delete(member.name)
    if @tty
      render(member, status: status)
    else
      write_line(non_tty_line(member, mark: ">", status: status))
    end
  end
end

#stop ⇒ Object 



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# File 'lib/kettle/family/workflow_progress.rb', line 118

def stop
  return unless @enabled

  synchronize do
    next if @stopped

    @stopped = true
  end
end

#summary(message) ⇒ Object 



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# File 'lib/kettle/family/workflow_progress.rb', line 147

def summary(message)
  return unless @enabled

  synchronize do
    @io.puts unless @tty
    write_line(message)
  end
end

#tty? ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/kettle/family/workflow_progress.rb', line 143

def tty?
  @tty
end

#update(member, status:, mark: nil) ⇒ Object 



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# File 'lib/kettle/family/workflow_progress.rb', line 89

def update(member, status:, mark: nil)
  return unless @enabled
  return if status.to_s.empty?

  synchronize do
    if @tty
      append_event(member, mark) if mark
      render(member, status: status)
    else
      write_line(non_tty_line(member, mark: mark || ">", status: status))
    end
  end
end