Class: Thor::Actions::InjectIntoFile

Inherits:
EmptyDirectory show all
Defined in:
lib/vendor/thor/lib/thor/actions/inject_into_file.rb

Overview

:nodoc:

Instance Attribute Summary collapse

Attributes inherited from EmptyDirectory

#base, #config, #destination, #given_destination, #relative_destination

Instance Method Summary collapse

Methods inherited from EmptyDirectory

#exists?

Constructor Details

#initialize(base, destination, data, config) ⇒ InjectIntoFile

Returns a new instance of InjectIntoFile.



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# File 'lib/vendor/thor/lib/thor/actions/inject_into_file.rb', line 37

def initialize(base, destination, data, config)
  super(base, destination, { :verbose => true }.merge(config))

  @behavior, @flag = if @config.key?(:after)
    [:after, @config.delete(:after)]
  else
    [:before, @config.delete(:before)]
  end

  @replacement = data.is_a?(Proc) ? data.call : data
  @flag = Regexp.escape(@flag) unless @flag.is_a?(Regexp)
end

Instance Attribute Details

#behavior ⇒ Object (readonly)

Returns the value of attribute behavior.



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# File 'lib/vendor/thor/lib/thor/actions/inject_into_file.rb', line 35

def behavior
  @behavior
end

#flag ⇒ Object (readonly)

Returns the value of attribute flag.



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# File 'lib/vendor/thor/lib/thor/actions/inject_into_file.rb', line 35

def flag
  @flag
end

#replacement ⇒ Object (readonly)

Returns the value of attribute replacement.



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# File 'lib/vendor/thor/lib/thor/actions/inject_into_file.rb', line 35

def replacement
  @replacement
end

Instance Method Details

#invoke! ⇒ Object 



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# File 'lib/vendor/thor/lib/thor/actions/inject_into_file.rb', line 50

def invoke!
  say_status :invoke

  content = if @behavior == :after
    '\0' + replacement
  else
    replacement + '\0'
  end

  replace!(/#{flag}/, content, config[:force])
end

#revoke! ⇒ Object 



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# File 'lib/vendor/thor/lib/thor/actions/inject_into_file.rb', line 62

def revoke!
  say_status :revoke

  regexp = if @behavior == :after
    content = '\1\2'
    /(#{flag})(.*)(#{Regexp.escape(replacement)})/m
  else
    content = '\2\3'
    /(#{Regexp.escape(replacement)})(.*)(#{flag})/m
  end

  replace!(regexp, content, true)
end