Favor instance_of? over is_a?

janlelis · Jan 4, 2023 · 751823f · 751823f
1 parent 7784e9d
commit 751823f
Showing 1 changed file with 1 addition and 1 deletion.
diff --git a/lib/unicode/display_width.rb b/lib/unicode/display_width.rb
@@ -31,7 +31,7 @@ def self.of(string, ambiguous = 1, overwrite = {}, options = {})
         else
           width = INDEX
           depth = INITIAL_DEPTH
-          while (width = width[codepoint / depth]).is_a? Array
+          while (width = width[codepoint / depth]).instance_of? Array
             codepoint %= depth
             depth /= 16
           end