Module: Dhall::Parser::DoubleQuoteEscaped

Defined in:
lib/dhall/parser.rb

Constant Summary collapse

ESCAPES = 
{
	"\"" => "\"",
	"$"  => "$",
	"\\" => "\\",
	"/"  => "/",
	"b"  => "\b",
	"f"  => "\f",
	"n"  => "\n",
	"r"  => "\r",
	"t"  => "\t"
}.freeze
NON_CHARACTERS = 
[
	(0xD800..0xDFFF),
	(0xFFFE..0xFFFF),
	(0x1FFFE..0x1FFFF),
	(0x2FFFE..0x2FFFF),
	(0x3FFFE..0x3FFFF),
	(0x4FFFE..0x4FFFF),
	(0x5FFFE..0x5FFFF),
	(0x6FFFE..0x6FFFF),
	(0x7FFFE..0x7FFFF),
	(0x8FFFE..0x8FFFF),
	(0x9FFFE..0x9FFFF),
	(0xAFFFE..0xAFFFF),
	(0xBFFFE..0xBFFFF),
	(0xCFFFE..0xCFFFF),
	(0xDFFFE..0xDFFFF),
	(0xEFFFE..0xEFFFF),
	(0xFFFFE..0xFFFFF),
	(0x10FFFE..0x10FFFF)
].freeze

Instance Method Summary collapse

Instance Method Details

#value ⇒ Object 



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# File 'lib/dhall/parser.rb', line 310

def value
	ESCAPES.fetch(string) do
		code = string.sub(/\Au\{?([A-F0-9]+)\}?/, "\\1").to_i(16)
		NON_CHARACTERS.each do |range|
			raise Citrus::ParseError, input if range.include?(code)
		end
		[code].pack("U*")
	end
end