Module: StringStubber::Base

Included in:
StringStubber, CoreExt
Defined in:
lib/string_stubber/base.rb

Constant Summary collapse

WORD = 
/[\w[:punct:]]+/
SNIP = 
/\s+$/

Instance Method Summary collapse

Instance Method Details

#scan_text(scanner, max_text) ⇒ Object 



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# File 'lib/string_stubber/base.rb', line 36

def scan_text(scanner, max_text)
  start = scanner.pos

  until scanner.pos >= max_text || scanner.scan_until(WORD).nil?; end

  (str = scanner.pre_match || scanner.string[start, max_text]).gsub!(SNIP, '')
end

#scan_word(scanner) ⇒ Object 



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# File 'lib/string_stubber/base.rb', line 26

def scan_word(scanner)
  scanner.scan_until(WORD)
end

#scan_words(scanner, max_words) ⇒ Object 



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# File 'lib/string_stubber/base.rb', line 30

def scan_words(scanner, max_words)
  max_words.times.map {
    scanner.scan_until(WORD)
  }.compact.join
end

#stub_text(text, max_text) ⇒ Object

Stubs the given text string a number of whole-words, not to go beyond the given text position

@param [String] text      Any piece of text
@param [Fixnum] max_text  Text position that delimits the desired number of whole words
@return [String] The text, stubbed at the max_text position



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# File 'lib/string_stubber/base.rb', line 20

def stub_text(text, max_text)
  scanner = StringScanner.new(text.to_s)

  return scan_text(scanner, max_text)
end

#stub_words(text, max_words) ⇒ Object

Stubs a given text string, up to a given number of words

@param [String] text      Any piece of text
@param [Fixnum] max_words The desired number of words
@return [String] The text, stubbed at max_words number of words



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# File 'lib/string_stubber/base.rb', line 10

def stub_words(text, max_words)
  scanner = StringScanner.new(text.to_s)

  return scan_words(scanner, max_words)
end