Class: CastOff::Suggestion

Inherits:
Object
  • Object
show all
Includes:
Util
Defined in:
lib/cast_off/suggestion.rb

Instance Method Summary collapse

Methods included from Util

#bug, #dlog, #todo, #vlog

Constructor Details

#initialize(iseq, io) ⇒ Suggestion

Returns a new instance of Suggestion.



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# File 'lib/cast_off/suggestion.rb', line 5

def initialize(iseq, io)
  raise ArgumentError("invalid io object") unless io.respond_to?(:puts)
  @suggestion = []
  @handler = []
  @iseq = iseq
  @io = io
end

Instance Method Details

#add_handler(&b) ⇒ Object 



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# File 'lib/cast_off/suggestion.rb', line 27

def add_handler(&b)
  bug() unless b.is_a?(Proc)
  @handler << b
end

#add_suggestion(msg, titles, contents, pretty = true) ⇒ Object 



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# File 'lib/cast_off/suggestion.rb', line 32

def add_suggestion(msg, titles, contents, pretty = true)
  suggestion = []
  l_msg = msg.length
  column_size = titles.size
  contents = contents.inject([]) do |ary, c|
    bug() unless c.size == column_size
    c.map! do |v|
      v.split("\n")
    end
    max = c.inject(0) do |m, v|
      l = v.size
      m > l ? m : l
    end
    max.times do |i|
      ary << c.map{|v| v[i] || ''}
    end
    ary
  end
  l_titles = contents.inject(titles.map{|t| t.length}) do |a0, a1|
    bug() unless a0.size == a1.size
    a0.zip(a1).map do |(v0, v1)|
      length = v1.length
    v0 > length ? v0 : length
    end
  end
  title = titles.zip(l_titles).map{|(t, l)| t.center(l)}.join(" | ")
  l_title = title.length
  width = l_msg > l_title ? l_msg : l_title
  if width != l_title
    bonus = width - l_title
    adjust = column_size - bonus % column_size
    width += adjust
    bonus += adjust
    bonus /= column_size
    l_titles.map!{|l| l + bonus}
    title = titles.zip(l_titles).map{|(t, l)| t.center(l)}.join(" | ")
  end
  sep = "-" * width
  suggestion << " #{sep} "
  suggestion << "|#{msg.center(width)}|"
  suggestion << "|#{sep}|"
  suggestion << "|#{title.center(width)}|"
  suggestion << "|#{sep}|"
  if pretty
    side = "|"
  else
    side = ""
  end
  contents.each do |line|
    suggestion << "#{side}#{line.zip(l_titles).map{|c, l| pretty ? c.center(l) : c }.join(" | ")}#{side}"
  end
  suggestion << " #{sep} "
  @suggestion << suggestion.join("\n")
end

#dump_at_exit ⇒ Object 



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# File 'lib/cast_off/suggestion.rb', line 13

def dump_at_exit()
  return if @handler.empty?
  at_exit do
    @handler.each{|h| h.call}
    if @suggestion.size() > 0
      @io.puts("<<<<<<<<<< Suggestion(#{target_name()}) >>>>>>>>>>")
      @suggestion.each do |s|
        @io.puts s
        @io.puts
      end
    end
  end
end