Class: Fig::TokenizedString::PlainSegment

Inherits:
Object
  • Object
show all
Defined in:
lib/fig/tokenized_string/plain_segment.rb

Instance Attribute Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize(raw_value) ⇒ PlainSegment

Returns a new instance of PlainSegment.



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# File 'lib/fig/tokenized_string/plain_segment.rb', line 7

def initialize(raw_value)
  @raw_value     = raw_value

  return
end

Instance Attribute Details

#raw_value ⇒ Object (readonly)

Returns the value of attribute raw_value.



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# File 'lib/fig/tokenized_string/plain_segment.rb', line 5

def raw_value
  @raw_value
end

Instance Method Details

#to_double_quotable_string(metacharacters) ⇒ Object

Should not be invoked if original string was not single quoted.



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# File 'lib/fig/tokenized_string/plain_segment.rb', line 35

def to_double_quotable_string(metacharacters)
  quoted_value = @raw_value.gsub %r< ( ["#{metacharacters}] ) >xm, '\\\\\1'

  quoted_value.gsub!(
    %r<
      (
        (?: ^ | [^\\] ) # New line or non-backslash
        (\\{2})*        # Even number of backslashes
      )

      # All single quotes must have been escaped.  The important bit is to
      # not lose escaped backslashes.
      \\'
    >xm,
    %q<\1'>
  )

  return quoted_value
end

#to_escaped_string ⇒ Object 



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# File 'lib/fig/tokenized_string/plain_segment.rb', line 21

def to_escaped_string()
  return @raw_value
end

#to_expanded_string(&block) ⇒ Object 



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# File 'lib/fig/tokenized_string/plain_segment.rb', line 17

def to_expanded_string(&block)
  return @raw_value.gsub(%r< \\ (.) >xm, '\1')
end

#to_single_quoted_string ⇒ Object

Should not be invoked if original string was single quoted.



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# File 'lib/fig/tokenized_string/plain_segment.rb', line 26

def to_single_quoted_string()
  # Raw value will have come from a non-single quoted string, so we unescape
  # everything (including backslashes) and then escape backslashes and single
  # quotes (which cannot be escaped outside of single quotes).
  return \
    @raw_value.gsub(%r< \\ (.) >xm, '\1').gsub(%r< ([\\']) >xm, '\\\\\1')
end

#type ⇒ Object 



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# File 'lib/fig/tokenized_string/plain_segment.rb', line 13

def type
  return nil
end