Class: Dotenv::CLI

Inherits:
OptionParser
  • Object
show all
Defined in:
lib/dotenv/cli.rb

Overview

The command line interface

Instance Attribute Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize(argv = []) ⇒ CLI

Returns a new instance of CLI.



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# File 'lib/dotenv/cli.rb', line 11

def initialize(argv = [])
  @argv = argv.dup
  @filenames = []
  @overload = false

  super "Usage: dotenv [options]"
  separator ""

  on("-f FILES", Array, "List of env files to parse") do |list|
    @filenames = list
  end

  on("-o", "--overload", "override existing ENV variables") do
    @overload = true
  end

  on("-h", "--help", "Display help") do
    puts self
    exit
  end

  on("-v", "--version", "Show version") do
    puts "dotenv #{Dotenv::VERSION}"
    exit
  end

  on("-t", "--template=FILE", "Create a template env file") do |file|
    template = Dotenv::EnvTemplate.new(file)
    template.create_template
  end

  order!(@argv)
end

Instance Attribute Details

#argv ⇒ Object (readonly)

Returns the value of attribute argv.



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# File 'lib/dotenv/cli.rb', line 9

def argv
  @argv
end

#filenames ⇒ Object (readonly)

Returns the value of attribute filenames.



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# File 'lib/dotenv/cli.rb', line 9

def filenames
  @filenames
end

#overload ⇒ Object (readonly)

Returns the value of attribute overload.



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# File 'lib/dotenv/cli.rb', line 9

def overload
  @overload
end

Instance Method Details

#run ⇒ Object 



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# File 'lib/dotenv/cli.rb', line 45

def run
  if @overload
    Dotenv.overload!(*@filenames)
  else
    Dotenv.load!(*@filenames)
  end
rescue Errno::ENOENT => e
  abort e.message
else
  exec(*@argv) unless @argv.empty?
end