Stream output of hist

lib/pry/code.rb

@@ -309,14 +309,22 @@ class Pry
     # @return [String] a formatted representation (based on the configuration of
     #   the object).
     def to_s
-      @lines.map { |loc|
+      print_to_output("")
+    end
+
+    # Writes a formatted representation (based on the configuration of the
+    # object) to the given output, which must respond to `#<<`.
+    def print_to_output(output)
+      @lines.each do |loc|
         loc = loc.dup
         loc.colorize(@code_type)              if Pry.color
         loc.add_line_number(max_lineno_width) if @with_line_numbers
         loc.add_marker(@marker_lineno)        if @with_marker
         loc.indent(@indentation_num)          if @with_indentation
-        loc.line
-      }.join("\n") + "\n"
+        output << loc.line
+        output << "\n"
+      end
+      output
     end
 
     # Get the comment that describes the expression on the given line number.

lib/pry/commands/hist.rb

@@ -30,7 +30,6 @@ class Pry
       opt.on     :save,   "Save history to a file", :argument => true, :as => Range
       opt.on :e, :'exclude-pry', "Exclude Pry commands from the history"
       opt.on :n, :'no-numbers',  "Omit line numbers"
-      opt.on :f, :flood,         "Do not use a pager to view text longer than one screen"
     end
 
     def process
@@ -79,7 +78,9 @@ class Pry
         @history = @history.with_line_numbers
       end
 
-      render_output(@history, opts)
+      Pry::Pager.with_pager(output) do |pager|
+        @history.print_to_output(pager)
+      end
     end
 
     def process_save

lib/pry/helpers/command_helpers.rb

@@ -15,14 +15,6 @@ class Pry
         file.close(true) if file
       end
 
-      def render_output(str, opts={})
-        if opts[:flood]
-          output.puts str
-        else
-          stagger_output str
-        end
-      end
-
       def internal_binding?(target)
         m = target.eval("::Kernel.__method__").to_s
         # class_eval is here because of http://jira.codehaus.org/browse/JRUBY-6753