cmap.rb in pdf-reader-2.12.0

- old
+ new

@@ -1,7 +1,7 @@
 # coding: utf-8
-# typed: strict
+# typed: true
 # frozen_string_literal: true
 
 ################################################################################
 #
 # Copyright (C) 2008 James Healy (jimmy@deefa.com)
@@ -116,11 +116,11 @@
          str.unpack("n*")
       end
       result = []
       while unpacked_string.any? do
         if unpacked_string.size >= 2 &&
-            unpacked_string.first.to_i > 0xD800 &&
-            unpacked_string.first.to_i < 0xDBFF
+            unpacked_string.first.to_i >= 0xD800 &&
+            unpacked_string.first.to_i <= 0xDBFF
           # this is a Unicode UTF-16 "Surrogate Pair" see Unicode Spec. Chapter 3.7
           # lets convert to a UTF-32. (the high bit is between 0xD800-0xDBFF, the
           # low bit is between 0xDC00-0xDFFF) for example: U+1D44E (U+D835 U+DC4E)
           point_one = unpacked_string.shift.to_i
           point_two = unpacked_string.shift.to_i