--- !ruby/object:RI::MethodDescription 
aliases: []

block_params: 
comment: 
- !ruby/struct:SM::Flow::P 
  body: Appends <tt>str</tt> to the string being scanned. This method does not affect scan pointer.
- !ruby/struct:SM::Flow::VERB 
  body: "  s = StringScanner.new(&quot;Fri Dec 12 1975 14:39&quot;)\n  s.scan(/Fri /)\n  s &lt;&lt; &quot; +1000 GMT&quot;\n  s.string            # -&gt; &quot;Fri Dec 12 1975 14:39 +1000 GMT&quot;\n  s.scan(/Dec/)       # -&gt; &quot;Dec&quot;\n"
full_name: StringScanner#<<
is_singleton: false
name: "<<"
params: |
  concat(str)
  <<(str)

visibility: public