Class: JRubySQL::Output::Term

Inherits:
Object
  • Object
show all
Includes:
Messages
Defined in:
lib/jrubysql/output/term.rb

Direct Known Subclasses

CTerm

Constant Summary collapse

HELP = 
Erubis::Eruby.new(File.read File.join(File.dirname(__FILE__), '../doc/help.txt.erb')).result(binding)

Instance Method Summary collapse

Methods included from Messages

#m

Constructor Details

#initialize ⇒ Term

Returns a new instance of Term.



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# File 'lib/jrubysql/output/term.rb', line 12

def initialize
  # Make use of JLine included in JRuby
  java_import 'jline.Terminal'
  @terminal = Terminal.getTerminal
  trap 'INT' do
    Thread.main.raise Interrupt
  end
end

Instance Method Details

#cursor(empty) ⇒ Object 



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# File 'lib/jrubysql/output/term.rb', line 25

def cursor empty
  if empty
    'jrubysql> '
  else
    '       -> '
  end
end

#error(message) ⇒ Object 



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# File 'lib/jrubysql/output/term.rb', line 55

def error message
  puts "[E] #{message}"
end

#info(message) ⇒ Object 



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# File 'lib/jrubysql/output/term.rb', line 43

def info message
  puts "[I] #{message}"
end

#print_cursor(empty) ⇒ Object 



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# File 'lib/jrubysql/output/term.rb', line 33

def print_cursor empty
  print cursor(empty)
end

#print_help ⇒ Object 



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# File 'lib/jrubysql/output/term.rb', line 37

def print_help
  puts
  puts HELP
  puts
end

#print_result(ret) ⇒ Object 



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# File 'lib/jrubysql/output/term.rb', line 59

def print_result ret
  # Footer
  elapsed = "(#{'%.2f' % ret[:elapsed]} sec)"

  if ret[:set?]
    begin
      cnt = print_table ret[:result]
      result m(:rows_returned, cnt, cnt > 1 ? 's' : '', elapsed)
    rescue Interrupt
      warn m(:interrupted)
    end
  elsif ret[:result]
    cnt = [0, ret[:result]].max
    result m(:rows_affected, cnt, cnt > 1 ? 's' : '', elapsed)
  else
    result elapsed
  end
  puts
end

#result(message) ⇒ Object 



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# File 'lib/jrubysql/output/term.rb', line 47

def result message
  puts "[R] #{message}"
end

#warn(message) ⇒ Object 



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# File 'lib/jrubysql/output/term.rb', line 51

def warn message
  puts "[W] #{message}"
end

#welcome! ⇒ Object 



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# File 'lib/jrubysql/output/term.rb', line 21

def welcome!
  puts JRubySQL.name
end