Class: PCRE2::MatchData

Inherits:
Object
  • Object
show all
Defined in:
lib/pcre2/matchdata.rb

Instance Attribute Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize(regexp, string, pairs) ⇒ MatchData

Returns a new instance of MatchData.



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# File 'lib/pcre2/matchdata.rb', line 4

def initialize(regexp, string, pairs)
  @regexp = regexp
  @string = string
  @pairs = pairs
end

Instance Attribute Details

#pairs ⇒ Object (readonly)

Returns the value of attribute pairs.



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# File 'lib/pcre2/matchdata.rb', line 2

def pairs
  @pairs
end

#regexp ⇒ Object (readonly)

Returns the value of attribute regexp.



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# File 'lib/pcre2/matchdata.rb', line 2

def regexp
  @regexp
end

#string ⇒ Object (readonly)

Returns the value of attribute string.



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# File 'lib/pcre2/matchdata.rb', line 2

def string
  @string
end

Instance Method Details

#[](key) ⇒ Object 



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# File 'lib/pcre2/matchdata.rb', line 10

def [](key)
  if !key.is_a?(Numeric)
    key = regexp.named_captures[key.to_s].first
  end

  if pair = pairs[key]
    string_from_pair(*pair)
  end
end

#capture_pairs ⇒ Object 



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# File 'lib/pcre2/matchdata.rb', line 24

def capture_pairs
  pairs[1..-1]
end

#captures ⇒ Object 



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# File 'lib/pcre2/matchdata.rb', line 32

def captures
  to_a[1..-1]
end

#end_of_match ⇒ Object 



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# File 'lib/pcre2/matchdata.rb', line 52

def end_of_match
  offset(0)[1]
end

#length ⇒ Object 



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# File 'lib/pcre2/matchdata.rb', line 36

def length
  start_of_match - end_of_match
end

#offset(n) ⇒ Object 



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# File 'lib/pcre2/matchdata.rb', line 20

def offset(n)
  pairs[n]
end

#post_match ⇒ Object 



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# File 'lib/pcre2/matchdata.rb', line 44

def post_match
  string[end_of_match .. -1]
end

#pre_match ⇒ Object 



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# File 'lib/pcre2/matchdata.rb', line 40

def pre_match
  string[0 ... start_of_match]
end

#start_of_match ⇒ Object 



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# File 'lib/pcre2/matchdata.rb', line 48

def start_of_match
  offset(0)[0]
end

#to_a ⇒ Object 



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# File 'lib/pcre2/matchdata.rb', line 28

def to_a
  @to_a ||= pairs.map { |pair| string_from_pair(*pair) }
end