Class: ActiveSupport::SafeBuffer
- Inherits:
-
String
show all
- Defined in:
- lib/active_support/core_ext/string/output_safety.rb
Defined Under Namespace
Classes: SafeConcatError
Constant Summary
collapse
- UNSAFE_STRING_METHODS =
%w(
capitalize chomp chop delete delete_prefix delete_suffix
downcase lstrip next reverse rstrip scrub slice squeeze strip
succ swapcase tr tr_s unicode_normalize upcase
)
- UNSAFE_STRING_METHODS_WITH_BACKREF =
%w(gsub sub)
Constants inherited
from String
String::BLANK_RE, String::ENCODED_BLANKS
Instance Method Summary
collapse
Methods inherited from String
#acts_like_string?, #as_json, #at, #blank?, #camelize, #classify, #constantize, #dasherize, #deconstantize, #demodulize, #exclude?, #first, #foreign_key, #from, #html_safe, #humanize, #in_time_zone, #indent, #indent!, #inquiry, #is_utf8?, #last, #mb_chars, #parameterize, #pluralize, #remove, #remove!, #safe_constantize, #singularize, #squish, #squish!, #strip_heredoc, #tableize, #titleize, #to, #to_date, #to_datetime, #to_time, #truncate, #truncate_bytes, #truncate_words, #underscore, #upcase_first
Constructor Details
#initialize(str = "") ⇒ SafeBuffer
Returns a new instance of SafeBuffer.
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# File 'lib/active_support/core_ext/string/output_safety.rb', line 173
def initialize(str = "")
@html_safe = true
super
end
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Instance Method Details
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# File 'lib/active_support/core_ext/string/output_safety.rb', line 223
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
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# File 'lib/active_support/core_ext/string/output_safety.rb', line 216
def *(*)
new_string = super
new_safe_buffer = new_string.is_a?(SafeBuffer) ? new_string : SafeBuffer.new(new_string)
new_safe_buffer.instance_variable_set(:@html_safe, @html_safe)
new_safe_buffer
end
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# File 'lib/active_support/core_ext/string/output_safety.rb', line 212
def +(other)
dup.concat(other)
end
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#[](*args) ⇒ Object
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# File 'lib/active_support/core_ext/string/output_safety.rb', line 154
def [](*args)
if html_safe?
new_string = super
return unless new_string
new_safe_buffer = new_string.is_a?(SafeBuffer) ? new_string : SafeBuffer.new(new_string)
new_safe_buffer.instance_variable_set :@html_safe, true
new_safe_buffer
else
to_str[*args]
end
end
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#[]=(*args) ⇒ Object
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# File 'lib/active_support/core_ext/string/output_safety.rb', line 204
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
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#clone_empty ⇒ Object
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# File 'lib/active_support/core_ext/string/output_safety.rb', line 183
def clone_empty
self[0, 0]
end
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#concat(value) ⇒ Object
Also known as:
<<
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# File 'lib/active_support/core_ext/string/output_safety.rb', line 187
def concat(value)
super(html_escape_interpolated_argument(value))
end
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#encode_with(coder) ⇒ Object
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# File 'lib/active_support/core_ext/string/output_safety.rb', line 246
def encode_with(coder)
coder.represent_object nil, to_str
end
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#html_safe? ⇒ Boolean
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# File 'lib/active_support/core_ext/string/output_safety.rb', line 234
def html_safe?
defined?(@html_safe) && @html_safe
end
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#initialize_copy(other) ⇒ Object
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# File 'lib/active_support/core_ext/string/output_safety.rb', line 178
def initialize_copy(other)
super
@html_safe = other.html_safe?
end
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#insert(index, value) ⇒ Object
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# File 'lib/active_support/core_ext/string/output_safety.rb', line 192
def insert(index, value)
super(index, html_escape_interpolated_argument(value))
end
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#prepend(value) ⇒ Object
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# File 'lib/active_support/core_ext/string/output_safety.rb', line 196
def prepend(value)
super(html_escape_interpolated_argument(value))
end
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#replace(value) ⇒ Object
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# File 'lib/active_support/core_ext/string/output_safety.rb', line 200
def replace(value)
super(html_escape_interpolated_argument(value))
end
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#safe_concat(value) ⇒ Object
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# File 'lib/active_support/core_ext/string/output_safety.rb', line 168
def safe_concat(value)
raise SafeConcatError unless html_safe?
original_concat(value)
end
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# File 'lib/active_support/core_ext/string/output_safety.rb', line 242
def to_param
to_str
end
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# File 'lib/active_support/core_ext/string/output_safety.rb', line 238
def to_s
self
end
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