module Archer

clear() click to toggle source

# File lib/archer.rb, line 24
def self.clear
  quietly do
    Archer::History.where(user: user).delete_all
  end
  Readline::HISTORY.clear if defined?(Readline)
  Reline::HISTORY.clear if defined?(Reline)
  true
end

history_object() click to toggle source

private TODO use IRB.CurrentContext.io.class::HISTORY

# File lib/archer.rb, line 61
def self.history_object
  reline? ? Reline::HISTORY : Readline::HISTORY
end

quietly() { || ... } click to toggle source

private

# File lib/archer.rb, line 73
def self.quietly
  ActiveRecord::Base.logger.silence do
    yield
  end
end

reline?() click to toggle source

private

# File lib/archer.rb, line 66
def self.reline?
  IRB.CurrentContext.io.is_a?(IRB::ReidlineInputMethod)
rescue
  false
end

save() click to toggle source

# File lib/archer.rb, line 49
def self.save
  quietly do
    history = Archer::History.where(user: user).first_or_initialize
    history.commands = history_object.to_a.last(limit).join("\n")
    history.save!
  end
rescue ActiveRecord::StatementInvalid
  warn "[archer] Unable to save history"
end

start() click to toggle source

# File lib/archer.rb, line 33
def self.start
  history = nil
  begin
    quietly do
      history = Archer::History.find_by(user: user)
    end
  rescue ActiveRecord::StatementInvalid
    warn "[archer] Create table to enable history"
  end

  if history
    commands = history.commands.split("\n")
    history_object.push(*commands)
  end
end

Constants

Public Class Methods