Use multiple << on a single line

src/spectator/abstract_expression.cr

@@ -36,9 +36,7 @@ module Spectator
     # This consists of the label (if one is available) and the value.
     def to_s(io)
       if (label = @label)
-        io << label
-        io << ':'
-        io << ' '
+        io << label << ": "
       end
       raw_value.to_s(io)
     end
@@ -47,9 +45,7 @@ module Spectator
     # This consists of the label (if one is available) and the value.
     def inspect(io)
       if (label = @label)
-        io << label
-        io << ':'
-        io << ' '
+        io << label << ": "
       end
       raw_value.inspect(io)
     end

src/spectator/context.cr

@@ -16,9 +16,7 @@ abstract class SpectatorContext
 
   # :ditto:
   def inspect(io)
-    io << "Context<"
-    io << self.class
-    io << '>'
+    io << "Context<" << self.class << '>'
   end
 end
 

src/spectator/example.cr

@@ -160,8 +160,7 @@ module Spectator
     # Exposes information about the example useful for debugging.
     def inspect(io)
       super
-      io << ' '
-      io << result
+      io << ' ' << result
     end
 
     # Creates the JSON representation of the example,

src/spectator/example_group_hook.cr

@@ -36,13 +36,11 @@ module Spectator
       io << "example group hook"
 
       if (label = @label)
-        io << ' '
-        io << label
+        io << ' ' << label
       end
 
       if (location = @location)
-        io << " @ "
-        io << location
+        io << " @ " << location
       end
     end
   end

src/spectator/example_hook.cr

@@ -38,13 +38,11 @@ module Spectator
       io << "example hook"
 
       if (label = @label)
-        io << ' '
-        io << label
+        io << ' ' << label
       end
 
       if (location = @location)
-        io << " @ "
-        io << location
+        io << " @ " << location
       end
     end
   end

src/spectator/example_procsy_hook.cr

@@ -43,13 +43,11 @@ module Spectator
       io << "example hook"
 
       if (label = @label)
-        io << ' '
-        io << label
+        io << ' ' << label
       end
 
       if (location = @location)
-        io << " @ "
-        io << location
+        io << " @ " << location
       end
     end
   end

src/spectator/formatting/components/comment.cr

@@ -17,9 +17,7 @@ module Spectator::Formatting::Components
 
     # Writes the comment to the output.
     def to_s(io)
-      io << '#'
-      io << ' '
-      io << @content
+      io << "# " << @content
     end
   end
 end

src/spectator/formatting/components/result_block.cr

@@ -55,18 +55,14 @@ module Spectator::Formatting::Components
     # Produces the title line.
     private def title_line(io)
       line(io) do
-        io << @index
-        io << ')'
-        io << ' '
-        io << title
+        io << @index << ") " << title
       end
     end
 
     # Produces the subtitle line.
     private def subtitle_line(io)
       line(io) do
-        io << subtitle_label
-        io << subtitle
+        io << subtitle_label << subtitle
       end
     end
 

src/spectator/formatting/components/runtime.cr

@@ -35,20 +35,17 @@ module Spectator::Formatting::Components
 
     # Formats for microseconds.
     private def format_micro(io, micros)
-      io << micros.round.to_i
-      io << " microseconds"
+      io << micros.round.to_i << " microseconds"
     end
 
     # Formats for milliseconds.
     private def format_millis(io, millis)
-      io << millis.round(2)
-      io << " milliseconds"
+      io << millis.round(2) << " milliseconds"
     end
 
     # Formats for seconds.
     private def format_seconds(io, seconds)
-      io << seconds.round(2)
-      io << " seconds"
+      io << seconds.round(2) << " seconds"
     end
 
     # Formats for minutes.

src/spectator/formatting/components/totals.cr

@@ -32,19 +32,13 @@ module Spectator::Formatting::Components
 
     # Writes the counts to the output.
     def to_s(io)
-      io << @examples
-      io << " examples, "
-      io << @failures
-      io << " failures "
+      io << @examples << " examples, " << @failures << " failures "
 
       if @errors > 1
-        io << '('
-        io << @errors
-        io << " errors), "
+        io << '(' << @errors << " errors), "
       end
 
-      io << @pending
-      io << " pending"
+      io << @pending << " pending"
     end
   end
 end

src/spectator/formatting/tap_formatter.cr

@@ -24,27 +24,21 @@ module Spectator::Formatting
 
     # Invoked after an example completes successfully.
     def example_passed(notification)
-      @io << "ok "
-      @io << @counter
-      @io << " - "
+      @io << "ok " << @counter << " - "
       @io.puts notification.example
     end
 
     # Invoked after an example is skipped or marked as pending.
     def example_pending(notification)
-      @io << "not ok " # TODO: Skipped tests should report ok.
-      @io << @counter
-      @io << " - "
-      @io << notification.example
-      @io << " # TODO "
+      # TODO: Skipped tests should report ok.
+      @io << "not ok " << @counter << " - "
+      @io << notification.example << " # TODO "
       @io.puts "No reason given" # TODO: Get reason from result.
     end
 
     # Invoked after an example fails.
     def example_failed(notification)
-      @io << "not ok "
-      @io << @counter
-      @io << " - "
+      @io << "not ok " << @counter << " - "
       @io.puts notification.example
     end
 

src/spectator/location.cr

@@ -62,9 +62,7 @@ module Spectator
     # FILE:LINE
     # ```
     def to_s(io)
-      io << path
-      io << ':'
-      io << line
+      io << path << ':' << line
     end
 
     # Creates the JSON representation of the location.

src/spectator/mocks/double.cr

@@ -124,9 +124,7 @@ module Spectator::Mocks
     end
 
     def to_s(io)
-      io << "Double("
-      io << @spectator_double_name
-      io << ')'
+      io << "Double(" << @spectator_double_name << ')'
     end
   end
 end

src/spectator/mocks/generic_arguments.cr

@@ -32,8 +32,7 @@ module Spectator::Mocks
       end
       io << ", " unless @args.empty? || @opts.empty?
       @opts.each_with_index do |key, value, i|
-        io << key
-        io << ": "
+        io << key << ": "
         value.inspect(io)
         io << ", " if i < @opts.size - 1
       end

src/spectator/mocks/generic_method_stub.cr

@@ -18,14 +18,9 @@ module Spectator::Mocks
     def to_s(io)
       super(io)
       if @args
-        io << '('
-        io << @args
-        io << ')'
+        io << '(' << @args << ')'
       end
-      io << " : "
-      io << ReturnType
-      io << " at "
-      io << @location
+      io << " : " << ReturnType << " at " << @location
     end
   end
 end

src/spectator/mocks/method_call.cr

@@ -7,8 +7,7 @@ module Spectator::Mocks
     end
 
     def to_s(io)
-      io << '#'
-      io << @name
+      io << '#' << @name
     end
   end
 end

src/spectator/mocks/method_stub.cr

@@ -26,8 +26,7 @@ module Spectator::Mocks
     end
 
     def to_s(io)
-      io << '#'
-      io << @name
+      io << '#' << @name
     end
   end
 end

src/spectator/mocks/verifying_double.cr

@@ -100,9 +100,7 @@ module Spectator::Mocks
     end
 
     def to_s(io)
-      io << "Double("
-      io << T
-      io << ')'
+      io << "Double(" << T << ')'
     end
   end
 end

src/spectator/node.cr

@@ -55,14 +55,11 @@ module Spectator
     # Exposes information about the node useful for debugging.
     def inspect(io)
       # Full node name.
-      io << '"'
-      to_s(io)
-      io << '"'
+      io << '"' << self << '"'
 
       # Add location if it's available.
       if (location = self.location)
-        io << " @ "
-        io << location
+        io << " @ " << location
       end
     end
   end