verify the argument of String#=~

2026-06-08 16:11:16 +00:00 · 2013-12-24 00:09:34 +09:00
parent 55ef024e83
commit e137d1423d
1 changed files with 3 additions and 0 deletions
@@ -137,6 +137,9 @@ class String
  ##
  # ISO 15.2.10.5.5
  def =~(re)
+    if re.is_a? String
+      raise TypeError, "type mismatch: String given"
+    end
    re =~ self
  end