Module: Stubber::Base

Included in:
Stubber, CoreExt
Defined in:
lib/stubber/base.rb

Constant Summary collapse

WORD = 
/\w+[\!\.\?]*[^\s,]/

Instance Method Summary collapse

Instance Method Details

#scan_text(scanner, max_text) ⇒ Object

Scans a given number of words, up to a given character position (but not beyond)

@param [StringScanner]
@param [Fixnum]
@return [String]



52
53
54
55
56
57
58
 
# File 'lib/stubber/base.rb', line 52

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

  until scanner.pos >= (max_text + start) || scan_word(scanner).nil?; end

  (scanner.pre_match || scanner.string[start, max_text]).to_s
end

#scan_word(scanner) ⇒ Object

Scans ahead one word position, and returns it

@param [StringScanner] scanner
@return [String]



32
33
34
 
# File 'lib/stubber/base.rb', line 32

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

#scan_words(scanner, max_words) ⇒ Object

Scans a given number of words from a scanner

@param [StringScanner]
@param [Fixnum]
@return [String]



40
41
42
43
44
45
46
 
# File 'lib/stubber/base.rb', line 40

def scan_words(scanner, max_words)
  words = max_words.times.map {
            scan_word(scanner)
          }
  words.compact!
  words.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



23
24
25
26
27
 
# File 'lib/stubber/base.rb', line 23

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



13
14
15
16
17
 
# File 'lib/stubber/base.rb', line 13

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

  return scan_words(scanner, max_words)
end