Class: Lab42::Match

Inherits:
Object
  • Object
show all
Defined in:
lib/lab42/match.rb,
lib/lab42/match/version.rb

Constant Summary collapse

AmbigousArgAndBlock = 
Class.new RuntimeError
NotMatchedYet = 
Class.new RuntimeError
UnsuccessfulMerge = 
Class.new RuntimeError
Parts = 
{
  first: 0,
  first_capture: 2,
  first_match: 1,
  last: -1,
  last_capture: -3,
  last_match: -2,
  post: -1,
  pre: 0,
  prefix: 0,
  suffix: -1
}
VERSION = 
"0.1.2"

Instance Attribute Summary collapse

Instance Method Summary collapse

Instance Attribute Details

#rgx ⇒ Object (readonly)

Returns the value of attribute rgx.



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# File 'lib/lab42/match.rb', line 20

def rgx
  @rgx
end

#subject ⇒ Object (readonly)

Returns the value of attribute subject.



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# File 'lib/lab42/match.rb', line 20

def subject
  @subject
end

Instance Method Details

#[](capt_index) ⇒ Object 



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# File 'lib/lab42/match.rb', line 23

def [](capt_index)
  match&.[](capt_index)
end

#capts ⇒ Object 



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# File 'lib/lab42/match.rb', line 27

def capts
  _assure_matched?
  match && @par
  match&.captures
end

#groups ⇒ Object 



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# File 'lib/lab42/match.rb', line 33

def groups
  _assure_success
  @groups
end

#match(with = nil) ⇒ Object 



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# File 'lib/lab42/match.rb', line 38

def match(with=nil)
  if with
    return _match(with)
  end
  _assure_matched?
  @match
end

#matched? ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/lab42/match.rb', line 46

def matched?
  @matched
end

#parts ⇒ Object 



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# File 'lib/lab42/match.rb', line 50

def parts
  _assure_success
  @parts
end

#replace(cpt_index, with = nil, &blk) ⇒ Object 



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# File 'lib/lab42/match.rb', line 55

def replace(cpt_index, with=nil, &blk)
  _assure_success
  _assure_unambigous_args(with, blk)
  _replace_part(2 * cpt_index, with, &blk)
end

#replace_part(part_index, with = nil, &blk) ⇒ Object 



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# File 'lib/lab42/match.rb', line 61

def replace_part(part_index, with=nil, &blk)
  _assure_success
  _assure_unambigous_args(with, blk)
  case part_index
  when Symbol
    idx = Parts.fetch(part_index){ raise IllegalSymbolicPartIndex, "#{part_index} is not one of the predefined symbolic indices, which are #{Parts.keys.map(&:inspect).join(", ")}" }
    _replace_part(idx, with, &blk)
  else
    _replace_part(part_index, with, &blk)
  end
end

#string ⇒ Object 



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# File 'lib/lab42/match.rb', line 73

def string
  _assure_success
  @string
end

#success? ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/lab42/match.rb', line 78

def success?
  !!@match
end