show-method and show-doc now accept multiple method names

fixes

lib/pry/default_commands/documentation.rb

@@ -11,7 +11,7 @@ class Pry
         target = target()
 
         opts = Slop.parse!(args) do |opt|
-          opt.banner = "Usage: show-doc [OPTIONS] [METH]\n" \
+          opt.banner = "Usage: show-doc [OPTIONS] [METH 1] [METH 2] [METH N]\n" \
                        "Show the comments above method METH. Tries instance methods first and then methods by default.\n" \
                        "e.g show-doc hello_method"
 
@@ -28,25 +28,28 @@ class Pry
 
         next if opts.help?
 
-        meth_name = args.shift
-        if (meth = get_method_object(meth_name, target, opts.to_hash(true))).nil?
-          output.puts "Invalid method name: #{meth_name}. Type `show-doc --help` for help"
-          next
-        end
+        args = [nil] if args.empty?
+        args.each do |method_name|
+          meth_name = method_name
+          if (meth = get_method_object(meth_name, target, opts.to_hash(true))).nil?
+            output.puts "Invalid method name: #{meth_name}. Type `show-doc --help` for help"
+            next
+          end
 
-        doc, code_type = doc_and_code_type_for(meth)
-        next if !doc
+          doc, code_type = doc_and_code_type_for(meth)
+          next if !doc
 
-        next output.puts("No documentation found.") if doc.empty?
-        doc = process_comment_markup(doc, code_type)
-        output.puts make_header(meth, code_type, doc)
-        output.puts "#{text.bold("visibility: ")} #{method_visibility(meth).to_s}"
-        if meth.respond_to?(:parameters)
-          output.puts "#{text.bold("signature: ")} #{signature_for(meth)}"
-          output.puts
+          next output.puts("No documentation found.") if doc.empty?
+          doc = process_comment_markup(doc, code_type)
+          output.puts make_header(meth, code_type, doc)
+          output.puts "#{text.bold("visibility: ")} #{method_visibility(meth).to_s}"
+          if meth.respond_to?(:parameters)
+            output.puts "#{text.bold("signature: ")} #{signature_for(meth)}"
+            output.puts
+          end
+          render_output(opts.flood?, false, doc)
+          doc
         end
-        render_output(opts.flood?, false, doc)
-        doc
       end
 
       alias_command "?", "show-doc", ""

lib/pry/default_commands/introspection.rb

@@ -9,7 +9,7 @@ class Pry
         target = target()
 
         opts = Slop.parse!(args) do |opt|
-          opt.banner "Usage: show-method [OPTIONS] [METH]\n" \
+          opt.banner "Usage: show-method [OPTIONS] [METH 1] [METH 2] [METH N]\n" \
                      "Show the source for method METH. Tries instance methods first and then methods by default.\n" \
                      "e.g: show-method hello_method"
 
@@ -29,30 +29,33 @@ class Pry
 
         next if opts.help?
 
-        meth_name = args.shift
-        if (meth = get_method_object(meth_name, target, opts.to_hash(true))).nil?
-          output.puts "Invalid method name: #{meth_name}. Type `show-method --help` for help"
-          next
+        args = [nil] if args.empty?
+        args.each do |method_name|
+          meth_name = method_name
+          if (meth = get_method_object(meth_name, target, opts.to_hash(true))).nil?
+            output.puts "Invalid method name: #{meth_name}. Type `show-method --help` for help"
+            next
+          end
+
+          code, code_type = code_and_code_type_for(meth)
+          next if !code
+
+          output.puts make_header(meth, code_type, code)
+          if Pry.color
+            code = CodeRay.scan(code, code_type).term
+          end
+
+          start_line = false
+          if opts.l?
+            start_line = meth.source_location ? meth.source_location.last : 1
+          end
+
+          start_line = opts.b? ? 1 : start_line
+
+
+          render_output(opts.flood?, start_line, code)
+          code
         end
-
-        code, code_type = code_and_code_type_for(meth)
-        next if !code
-
-        output.puts make_header(meth, code_type, code)
-        if Pry.color
-          code = CodeRay.scan(code, code_type).term
-        end
-
-        start_line = false
-        if opts.l?
-          start_line = meth.source_location ? meth.source_location.last : 1
-        end
-
-        start_line = opts.b? ? 1 : start_line
-
-
-        render_output(opts.flood?, start_line, code)
-        code
       end
 
       alias_command "show-source", "show-method", ""

test/helper.rb

@@ -32,6 +32,11 @@ def sample_method
   :sample
 end
 
+# another sample doc
+def another_sample_method
+  :another_sample
+end
+
 def redirect_pry_io(new_in, new_out)
   old_in = Pry.input
   old_out = Pry.output

test/test_default_commands/test_documentation.rb

@@ -10,6 +10,16 @@ describe "Pry::DefaultCommands::Documentation" do
 
       str_output.string.should =~ /sample doc/
     end
+    
+    it 'should output multiple methods\' documentation' do
+      str_output = StringIO.new
+      redirect_pry_io(InputTester.new("show-doc sample_method another_sample_method", "exit-all"), str_output) do
+        pry
+      end
+
+      str_output.string.should =~ /sample doc/
+      str_output.string.should =~ /another sample doc/
+    end
 
     it 'should output a method\'s documentation if inside method without needing to use method name' do
       $str_output = StringIO.new

test/test_default_commands/test_introspection.rb

@@ -10,6 +10,16 @@ describe "Pry::DefaultCommands::Introspection" do
 
       str_output.string.should =~ /def sample/
     end
+    
+    it 'should output multiple methods\' sources' do
+      str_output = StringIO.new
+      redirect_pry_io(InputTester.new("show-method sample_method another_sample_method", "exit-all"), str_output) do
+        pry
+      end
+
+      str_output.string.should =~ /def sample/
+      str_output.string.should =~ /def another_sample/
+    end
 
     it 'should output a method\'s source with line numbers' do
       str_output = StringIO.new