Class: String

Inherits:
Object show all
Includes:
Inflector
Defined in:
lib/jun/active_support/core_ext/string/access.rb,
lib/jun/active_support/core_ext/string/inflector.rb

Constant Summary

Constants included from Inflector

Inflector::PLURAL, Inflector::SINGULAR, Inflector::UNCHANGEABLE

Instance Method Summary collapse

Methods included from Inflector

#camelize, included, #pluralize, #singularize, #underscore

Instance Method Details

#at(position) ⇒ Object

Returns a character at the given integer of the string. The first character would be returned for index 0, the second at index 1, and onward. If a range is given, a substring conaining the characters within the range of the given indicies is returned. If a Regex is provided, the matching substring is returned.

string = "smoki"
string.at(0)      # => "s"
string.at(1..3)   # => "mok"
string.at(-2)     # => "k"
string.at(/oki/)  # => "oki"



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# File 'lib/jun/active_support/core_ext/string/access.rb', line 14

def at(position)
  self[position]
end

#from(position) ⇒ Object

Returns a substring from the given position (index) to the end of the string. If the position is negative, the starting point is counted from the end of the string.

string = "smoki"
string.from(0)  # => "smoki"
string.from(3)  # => "ki"
string.from(-2) # => "ki"



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# File 'lib/jun/active_support/core_ext/string/access.rb', line 25

def from(position)
  self[position, length]
end

#to(position) ⇒ Object

Returns a substring from the beginning of the string to the given position (index). If the position is negative, the ending point is counted from the end of the string.

string = "smoki"
string.to(0)  # => "s"
string.to(3)  # => "smok"
string.to(-2) # => "smok"



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# File 'lib/jun/active_support/core_ext/string/access.rb', line 36

def to(position)
  position += size if position.negative?
  position = -1 if position.negative?

  self[0, position + 1]
end