Class: String

Inherits:
Object show all
Defined in:
lib/lite/ruby/string.rb,
lib/lite/ruby/safe/string.rb

Constant Summary collapse

TRANSLITERATIONS =
{
  'À' => 'A', 'Á' => 'A', 'Â' => 'A', 'Ã' => 'A', 'Ä' => 'A', 'Å' => 'A', 'Æ' => 'Ae',
  'Ç' => 'C', 'È' => 'E', 'É' => 'E', 'Ê' => 'E', 'Ë' => 'E', 'Ì' => 'I', 'Í' => 'I',
  'Î' => 'I', 'Ï' => 'I', 'Ð' => 'D', 'Ñ' => 'N', 'Ò' => 'O', 'Ó' => 'O', 'Ô' => 'O',
  'Õ' => 'O', 'Ö' => 'O', 'Ø' => 'O', 'Ù' => 'U', 'Ú' => 'U', 'Û' => 'U', 'Ü' => 'U',
  'Ý' => 'Y', 'Þ' => 'Th', 'ß' => 'ss', 'à' => 'a', 'á' => 'a', 'â' => 'a', 'ã' => 'a',
  'ä' => 'a', 'å' => 'a', 'æ' => 'ae', 'ç' => 'c', 'è' => 'e', 'é' => 'e', 'ê' => 'e',
  'ë' => 'e', 'ì' => 'i', 'í' => 'i', 'î' => 'i', 'ï' => 'i', 'ð' => 'd', 'ñ' => 'n',
  'ò' => 'o', 'ó' => 'o', 'ô' => 'o', 'õ' => 'o', 'ö' => 'o', 'ø' => 'o', 'ù' => 'u',
  'ú' => 'u', 'û' => 'u', 'ü' => 'u', 'ý' => 'y', 'þ' => 'th', 'ÿ' => 'y', 'Ā' => 'A',
  'ā' => 'a', 'Ă' => 'A', 'ă' => 'a', 'Ą' => 'A', 'ą' => 'a', 'Ć' => 'C', 'ć' => 'c',
  'Ĉ' => 'C', 'ĉ' => 'c', 'Ċ' => 'C', 'ċ' => 'c', 'Č' => 'C', 'č' => 'c', 'Ď' => 'D',
  'ď' => 'd', 'Đ' => 'D', 'đ' => 'd', 'Ē' => 'E', 'ē' => 'e', 'Ĕ' => 'E', 'ĕ' => 'e',
  'Ė' => 'E', 'ė' => 'e', 'Ę' => 'E', 'ę' => 'e', 'Ě' => 'E', 'ě' => 'e', 'Ĝ' => 'G',
  'ĝ' => 'g', 'Ğ' => 'G', 'ğ' => 'g', 'Ġ' => 'G', 'ġ' => 'g', 'Ģ' => 'G', 'ģ' => 'g',
  'Ĥ' => 'H', 'ĥ' => 'h', 'Ħ' => 'H', 'ħ' => 'h', 'Ĩ' => 'I', 'ĩ' => 'i', 'Ī' => 'I',
  'ī' => 'i', 'Ĭ' => 'I', 'ĭ' => 'i', 'Į' => 'I', 'į' => 'i', 'İ' => 'I', 'ı' => 'i',
  'IJ' => 'Ij', 'ij' => 'ij', 'Ĵ' => 'J', 'ĵ' => 'j', 'Ķ' => 'K', 'ķ' => 'k', 'ĸ' => 'k',
  'Ĺ' => 'L', 'ĺ' => 'l', 'Ļ' => 'L', 'ļ' => 'l', 'Ľ' => 'L', 'ľ' => 'l', 'Ŀ' => 'L',
  'ŀ' => 'l', 'Ł' => 'L', 'ł' => 'l', 'Ń' => 'N', 'ń' => 'n', 'Ņ' => 'N', 'ņ' => 'n',
  'Ň' => 'N', 'ň' => 'n', 'ʼn' => 'n', 'Ŋ' => 'Ng', 'ŋ' => 'ng', 'Ō' => 'O', 'ō' => 'o',
  'Ŏ' => 'O', 'ŏ' => 'o', 'Ő' => 'O', 'ő' => 'o', 'Œ' => 'OE', 'œ' => 'oe', 'Ŕ' => 'R',
  'ŕ' => 'r', 'Ŗ' => 'R', 'ŗ' => 'r', 'Ř' => 'R', 'ř' => 'r', 'Ś' => 'S', 'ś' => 's',
  'Ŝ' => 'S', 'ŝ' => 's', 'Ş' => 'S', 'ş' => 's', 'Š' => 'S', 'š' => 's', 'Ţ' => 'T',
  'ţ' => 't', 'Ť' => 'T', 'ť' => 't', 'Ŧ' => 'T', 'ŧ' => 't', 'Ũ' => 'U', 'ũ' => 'u',
  'Ū' => 'U', 'ū' => 'u', 'Ŭ' => 'U', 'ŭ' => 'u', 'Ů' => 'U', 'ů' => 'u', 'Ű' => 'U',
  'ű' => 'u', 'Ų' => 'U', 'ų' => 'u', 'Ŵ' => 'W', 'ŵ' => 'w', 'Ŷ' => 'Y', 'ŷ' => 'y',
  'Ÿ' => 'Y', 'Ź' => 'Z', 'ź' => 'z', 'Ż' => 'Z', 'ż' => 'z', 'Ž' => 'Z', 'ž' => 'z'
}.freeze

Instance Method Summary collapse

Instance Method Details

#acronymObject



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# File 'lib/lite/ruby/string.rb', line 38

def acronym
  gsub(/(([a-zA-Z0-9])([a-zA-Z0-9])*)./, '\\2') || self
end

#acronym!Object



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# File 'lib/lite/ruby/string.rb', line 42

def acronym!
  replace(acronym)
end

#any?(*keys) ⇒ Boolean

Returns:

  • (Boolean)


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# File 'lib/lite/ruby/string.rb', line 46

def any?(*keys)
  keys.any? { |key| include?(key) }
end

#at(position) ⇒ Object



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# File 'lib/lite/ruby/safe/string.rb', line 5

def at(position)
  self[position]
end

#camelize(first_letter = :upper) ⇒ Object Also known as: camelcase



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# File 'lib/lite/ruby/safe/string.rb', line 9

def camelize(first_letter = :upper)
  case first_letter
  when :upper, true then modulize.gsub(/(\A|\s)([a-z])/) { $1 + $2.upcase }
  when :lower, false then modulize.gsub(/(\A|\s)([A-Z])/) { $1 + $2.downcase }
  else modulize
  end
end

#camelize!(first_letter = :upper) ⇒ Object Also known as: camelcase!



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# File 'lib/lite/ruby/string.rb', line 50

def camelize!(first_letter = :upper)
  replace(camelize(first_letter))
end

#capitalized?Boolean

Returns:

  • (Boolean)


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# File 'lib/lite/ruby/string.rb', line 54

def capitalized?
  capitalize == self
end

#classifyObject



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# File 'lib/lite/ruby/safe/string.rb', line 17

def classify
  str = dup
  str.sub!(/.*\./, '')
  str.camelize!
  str || self
end

#classify!Object



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# File 'lib/lite/ruby/string.rb', line 58

def classify!
  replace(classify)
end

#constantizeObject



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# File 'lib/lite/ruby/safe/string.rb', line 24

def constantize
  Object.const_get(camelize)
end

#dasherizeObject



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# File 'lib/lite/ruby/safe/string.rb', line 28

def dasherize
  underscore.tr('_', '-')
end

#dasherize!Object



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# File 'lib/lite/ruby/string.rb', line 62

def dasherize!
  replace(dasherize)
end

#deconstantizeObject



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# File 'lib/lite/ruby/safe/string.rb', line 32

def deconstantize
  [0, rindex('::') || 0]
end

#deconstantize!Object



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# File 'lib/lite/ruby/string.rb', line 66

def deconstantize!
  replace(deconstantize)
end

#dedupe(pattern) ⇒ Object



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# File 'lib/lite/ruby/string.rb', line 70

def dedupe(pattern)
  dup.dedupe!(pattern)
end

#dedupe!(pattern) ⇒ Object



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# File 'lib/lite/ruby/string.rb', line 74

def dedupe!(pattern)
  pattern.each_char { |char| gsub!(/#{Regexp.escape(char)}{2,}/, char) }
  self
end

#demodulizeObject



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# File 'lib/lite/ruby/safe/string.rb', line 36

def demodulize
  gsub(/^.*::/, '')
end

#demodulize!Object



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# File 'lib/lite/ruby/string.rb', line 79

def demodulize!
  replace(demodulize)
end

#domainObject



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# File 'lib/lite/ruby/string.rb', line 83

def domain
  return self unless self =~ %r{^(?:\w+://)?([^/?]+)(?:/|\?|$)}

  Regexp.last_match(1)
end

#downcase?Boolean

Returns:

  • (Boolean)


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# File 'lib/lite/ruby/string.rb', line 89

def downcase?
  downcase == self
end

#each_word(&block) ⇒ Object



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# File 'lib/lite/ruby/string.rb', line 93

def each_word(&block)
  words.each(&block)
end

#ellipsize(ellipsize_at, options = {}) ⇒ Object



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# File 'lib/lite/ruby/string.rb', line 97

def ellipsize(ellipsize_at, options = {})
  return self if length <= ellipsize_at

  separator = options[:separator] || '...'
  offset = options[:offset] || 4

  "#{self[0, offset]}#{separator}#{self[-offset, offset]}"
end

#first(limit = 1) ⇒ Object



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# File 'lib/lite/ruby/safe/string.rb', line 40

def first(limit = 1)
  if limit.zero?
    ''
  elsif limit >= length
    self
  else
    to(limit - 1)
  end
end

#format(*args) ⇒ Object



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# File 'lib/lite/ruby/string.rb', line 106

def format(*args)
  super(self, *args.flatten)
end

#from(position) ⇒ Object



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# File 'lib/lite/ruby/safe/string.rb', line 50

def from(position)
  self[position..-1]
end

#headerizeObject



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# File 'lib/lite/ruby/string.rb', line 110

def headerize
  squish.each_word(&:capitalize!).join(' ')
end

#headerize!Object



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# File 'lib/lite/ruby/string.rb', line 114

def headerize!
  replace(headerize)
end

#humanize(capitalize: true) ⇒ Object



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# File 'lib/lite/ruby/safe/string.rb', line 54

def humanize(capitalize: true)
  str = dup
  str.underscore!
  str.delete_suffix!('_id')
  str.tr!('_', ' ')
  str.squish!
  str.gsub!(/([a-z\d]*)/i, &:downcase)
  str.gsub!(/\A\w/) { |s| capitalize ? s.upcase : s }
  str || self
end

#humanize!(capitalize: true) ⇒ Object



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# File 'lib/lite/ruby/string.rb', line 118

def humanize!(capitalize: true)
  replace(humanize(capitalize: capitalize))
end

#indent(amount, seperator = ' ') ⇒ Object



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# File 'lib/lite/ruby/safe/string.rb', line 65

def indent(amount, seperator = ' ')
  dup.indent!(amount, seperator)
end

#indent!(amount, seperator = ' ') ⇒ Object



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# File 'lib/lite/ruby/safe/string.rb', line 69

def indent!(amount, seperator = ' ')
  if amount >= 0
    gsub!(/^/, seperator * amount)
  else
    gsub!(/^#{Regexp.escape(seperator)}{0,#{-amount}}/, '')
  end
end

#index_all(pattern) ⇒ Object



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# File 'lib/lite/ruby/string.rb', line 122

def index_all(pattern)
  pattern = pattern.to_s if pattern.is_a?(Numeric)
  arr_indexes = []
  srch_index = rindex(pattern)

  while srch_index
    temp_string = self[0..(srch_index - 1)]
    arr_indexes << srch_index
    srch_index = srch_index.zero? ? nil : temp_string.rindex(pattern)
  end

  arr_indexes.reverse
end

#labelize(capitalize: true) ⇒ Object Also known as: labelcase



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# File 'lib/lite/ruby/string.rb', line 136

def labelize(capitalize: true)
  dup.labelize!(capitalize: capitalize)
end

#labelize!(capitalize: true) ⇒ Object Also known as: labelcase!



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# File 'lib/lite/ruby/string.rb', line 140

def labelize!(capitalize: true)
  underscore!
  tr!('_', ' ')
  squish!
  gsub!(/([a-z\d]*)/i, &:downcase)
  gsub!(/\A\w/) { |str| capitalize ? str.upcase : str }
  gsub!(/ id\z/, ' ID') || self
end

#last(limit = 1) ⇒ Object



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# File 'lib/lite/ruby/safe/string.rb', line 77

def last(limit = 1)
  if limit.zero?
    ''
  elsif limit >= length
    self
  else
    from(-limit)
  end
end

#lchomp(match) ⇒ Object



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# File 'lib/lite/ruby/string.rb', line 149

def lchomp(match)
  dup.lchomp!(match)
end

#lchomp!(match) ⇒ Object



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# File 'lib/lite/ruby/string.rb', line 153

def lchomp!(match)
  return self unless index(match)

  self[0...match.size] = ''
  self
end

#methodizeObject



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# File 'lib/lite/ruby/string.rb', line 160

def methodize
  dup.methodize!
end

#methodize!Object



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# File 'lib/lite/ruby/string.rb', line 164

def methodize!
  gsub!(/([A-Z]+)([A-Z])/, '\1_\2')
  gsub!(/([a-z])([A-Z])/, '\1_\2')
  gsub!('/', '__')
  gsub!('::', '__')
  downcase! || self
end

#mixedcase?Boolean

Returns:

  • (Boolean)


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# File 'lib/lite/ruby/string.rb', line 183

def mixedcase?
  !upcase? && !downcase?
end

#modulizeObject



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# File 'lib/lite/ruby/string.rb', line 172

def modulize
  dup.modulize!
end

#modulize!Object



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# File 'lib/lite/ruby/string.rb', line 176

def modulize!
  gsub!(/__(.?)/) { "::#{$1.upcase}" }
  gsub!(%r{/(.?)}) { "::#{$1.upcase}" }
  gsub!(/(?:_+|-+)([a-z])/) { $1.upcase }
  gsub!(/(\A|\s)([a-z])/) { $1 + $2.upcase } || self
end

#non_possessiveObject



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# File 'lib/lite/ruby/string.rb', line 187

def non_possessive
  dup.non_possessive!
end

#non_possessive!Object



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# File 'lib/lite/ruby/string.rb', line 191

def non_possessive!
  return self unless possessive?

  chomp!("'s") || chomp!("'") || self
end

#ordinalObject



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# File 'lib/lite/ruby/string.rb', line 197

def ordinal
  to_i.ordinal
end

#ordinalizeObject



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# File 'lib/lite/ruby/string.rb', line 201

def ordinalize
  to_i.ordinalize
end

#parameterize(separator: '-') ⇒ Object



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# File 'lib/lite/ruby/safe/string.rb', line 87

def parameterize(separator: '-')
  str = dup
  str.underscore!
  str.gsub!(/\s+/, separator)
  str.downcase!
  str || self
end

#parameterize!(separator: '-') ⇒ Object



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# File 'lib/lite/ruby/string.rb', line 205

def parameterize!(separator: '-')
  replace(parameterize(separator: separator))
end

#pathizeObject



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# File 'lib/lite/ruby/string.rb', line 209

def pathize
  dup.pathize!
end

#pathize!Object



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# File 'lib/lite/ruby/string.rb', line 213

def pathize!
  gsub!(/([A-Z]+)([A-Z])/, '\1_\2')
  gsub!(/([a-z])([A-Z])/, '\1_\2')
  gsub!('__', '/')
  gsub!('::', '/')
  gsub!(/\s+/, '')
  gsub!(/[?%*:|"<>.]+/, '')
  downcase! || self
end

#pollute(delimiter = '^--^--^') ⇒ Object



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# File 'lib/lite/ruby/string.rb', line 223

def pollute(delimiter = '^--^--^')
  chars.map { |chr| "#{chr}#{delimiter}" }.join
end

#pollute!(delimiter = '^--^--^') ⇒ Object



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# File 'lib/lite/ruby/string.rb', line 227

def pollute!(delimiter = '^--^--^')
  replace(pollute(delimiter))
end

#popObject



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# File 'lib/lite/ruby/string.rb', line 231

def pop
  self[-1]
end

#possessiveObject



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# File 'lib/lite/ruby/string.rb', line 235

def possessive
  return self if possessive?

  possession = end_with?('s') ? "'" : "'s"
  "#{self}#{possession}"
end

#possessive!Object



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# File 'lib/lite/ruby/string.rb', line 242

def possessive!
  replace(possessive)
end

#possessive?Boolean

Returns:

  • (Boolean)


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# File 'lib/lite/ruby/string.rb', line 246

def possessive?
  %w['s s'].any? { |pos| end_with?(pos) }
end

#push(string) ⇒ Object



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# File 'lib/lite/ruby/string.rb', line 250

def push(string)
  replace(concat(string))
end

#quote(type = :double, amount = nil) ⇒ Object

rubocop:disable Metrics/AbcSize, Metrics/CyclomaticComplexity, Metrics/MethodLength



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# File 'lib/lite/ruby/string.rb', line 255

def quote(type = :double, amount = nil)
  if type.is_a?(Integer)
    tmp = amount
    amount = type
    type = tmp || :mixed
  else
    amount ||= 1
  end

  case type.to_s
  when "'", 'single', 's', '1'
    f = "'" * amount
    b = f
  when '"', 'double', 'd', '2'
    f = '"' * amount
    b = f
  when '`', 'back', 'backtick', 'b', '-1'
    f = '`' * amount
    b = f
  when "`'", 'bracket', 'sb'
    f = '`' * amount
    b = "'" * amount
  when "'\"", 'mixed', 'm', 'Integer'
    c = (amount.to_f / 2).to_i
    f = '"' * c
    b = f

    if amount.odd?
      f = "'#{f}"
      b += "'"
    end
  else
    raise ArgumentError, "Invalid quote type: #{type.inspect}"
  end

  "#{f}#{self}#{b}"
end

#quote!(type = :double, amount = nil) ⇒ Object

rubocop:enable Metrics/AbcSize, Metrics/CyclomaticComplexity, Metrics/MethodLength



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# File 'lib/lite/ruby/string.rb', line 294

def quote!(type = :double, amount = nil)
  replace(quote(type, amount))
end

#remove(*patterns) ⇒ Object



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# File 'lib/lite/ruby/safe/string.rb', line 95

def remove(*patterns)
  dup.remove!(*patterns)
end

#remove!(*patterns) ⇒ Object



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# File 'lib/lite/ruby/safe/string.rb', line 99

def remove!(*patterns)
  patterns.each_with_object(self) do |pat, str|
    pat.is_a?(Range) ? str.slice!(pat) : str.gsub!(pat, '')
  end
end

#remove_tagsObject



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# File 'lib/lite/ruby/string.rb', line 298

def remove_tags
  dup.remove_tags!
end

#remove_tags!Object



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# File 'lib/lite/ruby/string.rb', line 302

def remove_tags!
  gsub!(%r{</?[^>]*>}, '') || self
end

#rotate(amount = 1) ⇒ Object



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# File 'lib/lite/ruby/string.rb', line 306

def rotate(amount = 1)
  dup.rotate!(amount)
end

#rotate!(amount = 1) ⇒ Object



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# File 'lib/lite/ruby/string.rb', line 310

def rotate!(amount = 1)
  amount += size if amount.negative?
  slice!(amount, size - amount) + slice!(0, amount)
end

#safe_encode(target_encoding, replacement = '') ⇒ Object

rubocop:disable Metrics/MethodLength



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# File 'lib/lite/ruby/string.rb', line 316

def safe_encode(target_encoding, replacement = '')
  encode(target_encoding)
rescue Encoding::InvalidByteSequenceError
  force_encoding(target_encoding).scrub!(replacement)
rescue Encoding::UndefinedConversionError
  encode(
    target_encoding,
    invalid: :replace,
    undef: :replace,
    replace: replacement,
    UNIVERSAL_NEWLINE_DECORATOR: true
  )
end

#safe_encode!(target_encoding, replacement = '') ⇒ Object

rubocop:enable Metrics/MethodLength



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# File 'lib/lite/ruby/string.rb', line 331

def safe_encode!(target_encoding, replacement = '')
  replace(safe_encode(target_encoding, replacement))
end

#sample(separator = ' ') ⇒ Object



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# File 'lib/lite/ruby/string.rb', line 335

def sample(separator = ' ')
  split(separator).sample
end

#sample!(separator = ' ') ⇒ Object



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# File 'lib/lite/ruby/string.rb', line 339

def sample!(separator = ' ')
  replace(sample(separator))
end

#shift(*patterns) ⇒ Object



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# File 'lib/lite/ruby/string.rb', line 343

def shift(*patterns)
  dup.shift!(*patterns)
end

#shift!(*patterns) ⇒ Object



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# File 'lib/lite/ruby/string.rb', line 347

def shift!(*patterns)
  return self[0] if patterns.empty?

  patterns.each_with_object(self) { |pat, str| str.sub!(pat, '') }
end

#shuffle(separator = '') ⇒ Object



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# File 'lib/lite/ruby/string.rb', line 353

def shuffle(separator = '')
  split(separator).shuffle.join
end

#shuffle!(separator = '') ⇒ Object



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# File 'lib/lite/ruby/string.rb', line 357

def shuffle!(separator = '')
  replace(shuffle(separator))
end

#sift(keep) ⇒ Object



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# File 'lib/lite/ruby/string.rb', line 361

def sift(keep)
  keep = case keep
         when String then keep.chars
         when Array then keep.map(&:to_s)
         when Range then keep.to_a.map(&:to_s)
         else raise TypeError, "Invalid parameter: #{keep.inspect}"
         end

  chars.keep_if { |chr| keep.include?(chr) }.join
end

#sift!(keep) ⇒ Object



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# File 'lib/lite/ruby/string.rb', line 372

def sift!(keep)
  replace(sift(keep))
end

#slugifyObject



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# File 'lib/lite/ruby/string.rb', line 376

def slugify
  dup.slugify!
end

#slugify!Object



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# File 'lib/lite/ruby/string.rb', line 380

def slugify!
  gsub!(/[^\x00-\x7F]+/, '')
  gsub!(/[^\w_ \-]+/i, '')
  gsub!(/[ \-]+/i, '-')
  gsub!(/^-|-$/i, '')
  downcase! || self
end

#sortObject



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# File 'lib/lite/ruby/string.rb', line 388

def sort
  chars.sort.join
end

#sort!Object



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# File 'lib/lite/ruby/string.rb', line 392

def sort!
  replace(sort)
end

#squishObject



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# File 'lib/lite/ruby/safe/string.rb', line 105

def squish
  dup.squish!
end

#squish!Object



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# File 'lib/lite/ruby/safe/string.rb', line 109

def squish!
  strip!
  gsub!(/\s+/, ' ') || self
end

#titleizeObject Also known as: titlecase



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# File 'lib/lite/ruby/safe/string.rb', line 114

def titleize
  str = dup
  str.underscore!
  str.humanize!
  str.gsub!(/\b(?<!['’`])[a-z]/) { $&.capitalize }
  str || self
end

#titleize!Object Also known as: titlecase!



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# File 'lib/lite/ruby/string.rb', line 404

def titleize!
  replace(titleize)
end

#to(position) ⇒ Object



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# File 'lib/lite/ruby/safe/string.rb', line 122

def to(position)
  self[0..position]
end

#to_time(form = :local) ⇒ Object Also known as: to_t

rubocop:disable Metrics/AbcSize, Metrics/CyclomaticComplexity rubocop:disable Metrics/MethodLength, Metrics/PerceivedComplexity



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# File 'lib/lite/ruby/safe/string.rb', line 128

def to_time(form = :local)
  parts = Date.parse(self, false)
  used_keys = %i[year mon mday hour min sec sec_fraction offset]
  return if (parts.keys & used_keys).empty?

  now = Time.now
  time = Time.new(
    parts[:year] || now.year,
    parts[:mon] || now.month,
    parts[:mday] || now.day,
    parts[:hour] || 0,
    parts[:min] || 0,
    (parts[:sec] || 0) + (parts[:sec_fraction] || 0),
    parts[:offset] || (form == :utc ? 0 : nil)
  )

  form == :utc ? time.utc : time.to_time
end

#transliterizeObject



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# File 'lib/lite/ruby/string.rb', line 396

def transliterize
  TRANSLITERATIONS.each_with_object(dup) { |(k, v), s| s.gsub!(k, v) }
end

#transliterize!Object



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# File 'lib/lite/ruby/string.rb', line 400

def transliterize!
  replace(transliterize)
end

#truncate(truncate_at, options = {}) ⇒ Object

rubocop:enable Metrics/MethodLength, Metrics/PerceivedComplexity rubocop:enable Metrics/AbcSize, Metrics/CyclomaticComplexity



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# File 'lib/lite/ruby/safe/string.rb', line 149

def truncate(truncate_at, options = {})
  return self unless length > truncate_at

  omission = options[:omission] || '...'
  seperator = options[:separator]

  size_with_room_for_omission = truncate_at - omission.length

  stop = if seperator
           rindex(seperator || '', size_with_room_for_omission) || size_with_room_for_omission
         else
           size_with_room_for_omission
         end

  "#{self[0, stop]}#{omission}"
end

#truncate_words(word_count, options = {}) ⇒ Object



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# File 'lib/lite/ruby/string.rb', line 408

def truncate_words(word_count, options = {})
  omission = options[:omission] || '...'
  seperator = options[:separator] || /\s+/

  seperator = Regexp.escape(seperator.to_s) unless seperator.is_a(Regexp)
  return self unless /\A((?:.+?#{seperator}){#{word_count - 1}}.+?)#{seperator}.*/m.match?(self)

  "#{::Regexp.last_match(1)}#{omission}"
end

#underscoreObject Also known as: snakecase



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# File 'lib/lite/ruby/safe/string.rb', line 166

def underscore
  str = dup
  str.camelize!
  str.gsub!(/::/, '/')
  str.gsub!(/([A-Z\d]+)([A-Z][a-z])/, '\1_\2')
  str.gsub!(/([a-z\d])([A-Z])/, '\1_\2')
  str.tr!('-', '_')
  str.downcase!
  str || self
end

#underscore!Object Also known as: snakecase!



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# File 'lib/lite/ruby/string.rb', line 422

def underscore!
  replace(underscore)
end

#unpollute(delimiter = '^--^--^') ⇒ Object



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# File 'lib/lite/ruby/string.rb', line 426

def unpollute(delimiter = '^--^--^')
  dup.unpollute!(delimiter)
end

#unpollute!(delimiter = '^--^--^') ⇒ Object



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# File 'lib/lite/ruby/string.rb', line 430

def unpollute!(delimiter = '^--^--^')
  gsub!(delimiter, '') || self
end

#unquoteObject



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# File 'lib/lite/ruby/string.rb', line 434

def unquote
  dup.unquote!
end

#unquote!Object



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# File 'lib/lite/ruby/string.rb', line 438

def unquote!
  [0, -1].each do |i|
    case self[i, 1]
    when "'", '"', '`' then self[i] = ''
    end
  end

  self
end

#unshift(*patterns) ⇒ Object



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# File 'lib/lite/ruby/string.rb', line 448

def unshift(*patterns)
  patterns.each_with_object('') { |pat, str| str << pat }
          .concat(self)
end

#unshift!(*patterns) ⇒ Object



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# File 'lib/lite/ruby/string.rb', line 453

def unshift!(*patterns)
  replace(unshift(*patterns))
end

#upcase?Boolean

Returns:

  • (Boolean)


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# File 'lib/lite/ruby/string.rb', line 418

def upcase?
  upcase == self
end

#variablizeObject



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# File 'lib/lite/ruby/string.rb', line 470

def variablize
  "@#{gsub(/\W/, '_')}"
end

#variablize!Object



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# File 'lib/lite/ruby/string.rb', line 474

def variablize!
  replace(variablize)
end

#wordsObject



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# File 'lib/lite/ruby/string.rb', line 457

def words
  split(/\s+/)
end

#words_without_punctuationObject



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# File 'lib/lite/ruby/string.rb', line 461

def words_without_punctuation
  str = dup
  str.gsub!(%r{[.?¿¡…!,::;—"。?!、‘“”„«»〈〉《》,/\[\]]}, ' ')
  str.gsub!('- ', ' ')
  str.squeeze!(' ')
  str.strip!
  str.words
end