class ActiveSupport::SafeBuffer

Constants

UNSAFE_STRING_METHODS
UNSAFE_STRING_METHODS_WITH_BACKREF

Public Class Methods

new(str = "") click to toggle source
Calls superclass method
# File lib/active_support/core_ext/string/output_safety.rb, line 172
def initialize(str = "")
  @html_safe = true
  super
end

Public Instance Methods

%(args) click to toggle source
Calls superclass method
# File lib/active_support/core_ext/string/output_safety.rb, line 221
def %(args)
  case args
  when Hash
    escaped_args = Hash[args.map { |k, arg| [k, html_escape_interpolated_argument(arg)] }]
  else
    escaped_args = Array(args).map { |arg| html_escape_interpolated_argument(arg) }
  end

  self.class.new(super(escaped_args))
end
*(*) click to toggle source
Calls superclass method
# File lib/active_support/core_ext/string/output_safety.rb, line 215
def *(*)
  new_safe_buffer = super
  new_safe_buffer.instance_variable_set(:@html_safe, @html_safe)
  new_safe_buffer
end
+(other) click to toggle source
# File lib/active_support/core_ext/string/output_safety.rb, line 211
def +(other)
  dup.concat(other)
end
<<(value)
Alias for: concat
[](*args) click to toggle source
Calls superclass method
# File lib/active_support/core_ext/string/output_safety.rb, line 153
def [](*args)
  if html_safe?
    new_safe_buffer = super

    if new_safe_buffer
      new_safe_buffer.instance_variable_set :@html_safe, true
    end

    new_safe_buffer
  else
    to_str[*args]
  end
end
[]=(*args) click to toggle source
Calls superclass method
# File lib/active_support/core_ext/string/output_safety.rb, line 203
def []=(*args)
  if args.count == 3
    super(args[0], args[1], html_escape_interpolated_argument(args[2]))
  else
    super(args[0], html_escape_interpolated_argument(args[1]))
  end
end
clone_empty() click to toggle source
# File lib/active_support/core_ext/string/output_safety.rb, line 182
def clone_empty
  self[0, 0]
end
concat(value) click to toggle source
Calls superclass method
# File lib/active_support/core_ext/string/output_safety.rb, line 186
def concat(value)
  super(html_escape_interpolated_argument(value))
end
Also aliased as: original_concat, <<
encode_with(coder) click to toggle source
# File lib/active_support/core_ext/string/output_safety.rb, line 244
def encode_with(coder)
  coder.represent_object nil, to_str
end
html_safe?() click to toggle source
# File lib/active_support/core_ext/string/output_safety.rb, line 232
def html_safe?
  defined?(@html_safe) && @html_safe
end
initialize_copy(other) click to toggle source
Calls superclass method
# File lib/active_support/core_ext/string/output_safety.rb, line 177
def initialize_copy(other)
  super
  @html_safe = other.html_safe?
end
insert(index, value) click to toggle source
Calls superclass method
# File lib/active_support/core_ext/string/output_safety.rb, line 191
def insert(index, value)
  super(index, html_escape_interpolated_argument(value))
end
original_concat(value)
Alias for: concat
prepend(value) click to toggle source
Calls superclass method
# File lib/active_support/core_ext/string/output_safety.rb, line 195
def prepend(value)
  super(html_escape_interpolated_argument(value))
end
replace(value) click to toggle source
Calls superclass method
# File lib/active_support/core_ext/string/output_safety.rb, line 199
def replace(value)
  super(html_escape_interpolated_argument(value))
end
safe_concat(value) click to toggle source
# File lib/active_support/core_ext/string/output_safety.rb, line 167
def safe_concat(value)
  raise SafeConcatError unless html_safe?
  original_concat(value)
end
to_param() click to toggle source
# File lib/active_support/core_ext/string/output_safety.rb, line 240
def to_param
  to_str
end
to_s() click to toggle source
# File lib/active_support/core_ext/string/output_safety.rb, line 236
def to_s
  self
end

Private Instance Methods

html_escape_interpolated_argument(arg) click to toggle source
# File lib/active_support/core_ext/string/output_safety.rb, line 294
def html_escape_interpolated_argument(arg)
  (!html_safe? || arg.html_safe?) ? arg : CGI.escapeHTML(arg.to_s)
end
set_block_back_references(block, match_data) click to toggle source
# File lib/active_support/core_ext/string/output_safety.rb, line 298
def set_block_back_references(block, match_data)
  block.binding.eval("proc { |m| $~ = m }").call(match_data)
rescue ArgumentError
  # Can't create binding from C level Proc
end