Deprecate taint/trust and related methods, and make the methods no-ops

This removes the related tests, and puts the related specs behind
version guards.  This affects all code in lib, including some
libraries that may want to support older versions of Ruby.

1 files changed, 3 insertions, 3 deletions

diff --git a/bin/erb b/bin/erb
index d5e51ee969..2435224fe1 100755
--- a/bin/erb
+++ b/bin/erb
@@ -128,10 +128,10 @@ EOU
       exit 2 unless src
       trim = trim_mode_opt(trim_mode, disable_percent)
       if safe_level.nil?
-        erb = factory.new(src.untaint, trim_mode: trim)
+        erb = factory.new(src, trim_mode: trim)
       else
         # [deprecated] This will be removed at Ruby 2.7.
-        erb = factory.new(src.untaint, safe_level, trim_mode: trim)
+        erb = factory.new(src, safe_level, trim_mode: trim)
       end
       erb.filename = filename
       if output
@@ -143,7 +143,7 @@ EOU
           puts erb.src
         end
       else
-        bind = TOPLEVEL_BINDING.taint
+        bind = TOPLEVEL_BINDING
         if variables
           enc = erb.encoding
           for var, val in variables do