Generate a char value

Property definitions

nitc $ AbstractCompilerVisitor :: char_instance
	# Generate a char value
	fun char_instance(value: Char): RuntimeVariable
	do
		var t = mmodule.char_type

		if value.code_point < 128 then
			return new RuntimeVariable("'{value.to_s.escape_to_c}'", t, t)
		else
			return new RuntimeVariable("{value.code_point}", t, t)
		end
	end
src/compiler/abstract_compiler.nit:1762,2--1772,4