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#
# = bio/shell/irb.rb - CUI for the BioRuby shell
#
# Copyright:: Copyright (C) 2006
# Toshiaki Katayama <k@bioruby.org>
# License:: The Ruby License
#
#
module Bio::Shell
class Irb
def initialize
require 'irb'
begin
require 'irb/completion'
Bio::Shell.cache[:readline] = true
rescue LoadError
Bio::Shell.cache[:readline] = false
end
IRB.setup(nil)
setup_irb
start_irb
end
def start_irb
Bio::Shell.cache[:irb] = IRB::Irb.new
# needed for method completion
IRB.conf[:MAIN_CONTEXT] = Bio::Shell.cache[:irb].context
# store binding for evaluation
Bio::Shell.cache[:binding] = IRB.conf[:MAIN_CONTEXT].workspace.binding
# overwrite gets to store history with time stamp
io = IRB.conf[:MAIN_CONTEXT].io
io.class.class_eval do
alias_method :irb_original_gets, :gets
end
def io.gets
line = irb_original_gets
if line
Bio::Shell.store_history(line)
end
return line
end
if File.exist?("./config/boot.rb")
require "./config/boot"
require "./config/environment"
#require 'commands/console'
end
end
def setup_irb
# set application name
IRB.conf[:AP_NAME] = 'bioruby'
# change prompt for bioruby
$_ = Bio::Shell.colors
IRB.conf[:PROMPT][:BIORUBY_COLOR] = {
:PROMPT_I => "bio#{$_[:ruby]}ruby#{$_[:none]}> ",
:PROMPT_S => "bio#{$_[:ruby]}ruby#{$_[:none]}%l ",
:PROMPT_C => "bio#{$_[:ruby]}ruby#{$_[:none]}+ ",
:RETURN => " ==> %s\n"
}
IRB.conf[:PROMPT][:BIORUBY] = {
:PROMPT_I => "bioruby> ",
:PROMPT_S => "bioruby%l ",
:PROMPT_C => "bioruby+ ",
:RETURN => " ==> %s\n"
}
if Bio::Shell.config[:color]
IRB.conf[:PROMPT_MODE] = :BIORUBY_COLOR
else
IRB.conf[:PROMPT_MODE] = :BIORUBY
end
# echo mode (uncomment to off by default)
#IRB.conf[:ECHO] = Bio::Shell.config[:echo] || false
# irb/input-method.rb >= v1.5 (not in 1.8.2)
#IRB.conf[:SAVE_HISTORY] = 100000
# not nicely works
#IRB.conf[:AUTO_INDENT] = true
end
end # Irb
end
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