# -*- ruby -*-

require 'pp'

require 'irb/completion'
require 'irb/ext/save-history'
IRB.conf[:SAVE_HISTORY] = 1000
IRB.conf[:HISTORY_FILE] = File.expand_path("~/.irb-save-history")
IRB.conf[:PROMPT_MODE] = :SIMPLE
IRB.conf[:INSPECT_MODE] = :pp
# 15mar2022  +leah+
IRB.conf[:USE_MULTILINE] = false
IRB.conf[:USE_AUTOCOMPLETE] = false
IRB.conf[:USE_COLORIZE] = false

class String
  remove_method :pretty_print
end

def t
  x = Time.now
  yield
  Time.now - x
end

def P(*args)
  p(*args)
  nil
end

# often used additions
# 07may2021  +leah+

require 'date'

AZ = ("A".."Z").to_a

# 23oct2021  +leah+
def i2a(i)
  (i + ?@.ord).chr
end

def a2i(a)
  (a.upcase.ord - ?@.ord)
end