Class: Rails::Console::IRBConsole

Inherits:
Object
  • Object
show all
Defined in:
railties/lib/rails/commands/console/irb_console.rb

Instance Method Summary collapse

Constructor Details

#initialize(app) ⇒ IRBConsole

Returns a new instance of IRBConsole.



72
73
74
75
76
77
 
# File 'railties/lib/rails/commands/console/irb_console.rb', line 72

def initialize(app)
  @app = app

  require "irb"
  require "irb/completion"
end

Instance Method Details

#colorized_env ⇒ Object 



118
119
120
121
122
123
124
125
126
127
128
129
 
# File 'railties/lib/rails/commands/console/irb_console.rb', line 118

def colorized_env
  case Rails.env
  when "development"
    IRB::Color.colorize("dev", [:BLUE])
  when "test"
    IRB::Color.colorize("test", [:BLUE])
  when "production"
    IRB::Color.colorize("prod", [:RED])
  else
    IRB::Color.colorize(Rails.env, [:MAGENTA])
  end
end

#name ⇒ Object 



79
80
81
 
# File 'railties/lib/rails/commands/console/irb_console.rb', line 79

def name
  "IRB"
end

#start ⇒ Object 



83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
 
# File 'railties/lib/rails/commands/console/irb_console.rb', line 83

def start
  IRB.setup(nil)

  if !Rails.env.local? && !ENV.key?("IRB_USE_AUTOCOMPLETE")
    IRB.conf[:USE_AUTOCOMPLETE] = false
  end

  env = colorized_env
  prompt_prefix = "%N(#{env})"
  # Respect user's configured irb name.
  IRB.conf[:IRB_NAME] = @app.name if IRB.conf[:IRB_NAME] == "irb"

  IRB.conf[:PROMPT][:RAILS_PROMPT] = {
    PROMPT_I: "#{prompt_prefix}:%03n> ",
    PROMPT_S: "#{prompt_prefix}:%03n%l ",
    PROMPT_C: "#{prompt_prefix}:%03n* ",
    RETURN: "=> %s\n"
  }

  if current_filter = IRB.conf[:BACKTRACE_FILTER]
    IRB.conf[:BACKTRACE_FILTER] = -> (backtrace) do
      backtrace = current_filter.call(backtrace)
      Rails.backtrace_cleaner.filter(backtrace)
    end
  else
    IRB.conf[:BACKTRACE_FILTER] = -> (backtrace) do
      Rails.backtrace_cleaner.filter(backtrace)
    end
  end

  # Respect user's choice of prompt mode.
  IRB.conf[:PROMPT_MODE] = :RAILS_PROMPT if IRB.conf[:PROMPT_MODE] == :DEFAULT
  IRB::Irb.new.run(IRB.conf)
end