Option print_result is added + tiny bugfixes

README.md

@@ -56,12 +56,14 @@ end
 ``` ruby
 all_on_start: false                    # Run all specs after changed specs pass.
 keep_failed: true                      # Keep failed files until they pass (add them to new ones)
-notification: true                     # Display notification always when jest completes.
-                                       # If you want to notify only on failure, set to :failure.
 cli: nil                               # Additional command-line options to pass to jest.
                                        # Don't use the '-f' or '--format' option here.
 command: 'jest'                        # Specify a custom path to the jest command.
 default_paths: ['**/*.js', '**/*.es6'] # The default paths that will be used for "all_on_start".
+notification: true                     # Display notification always when jest completes.
+                                       # If you want to notify only on failure, set to :failed.
+print_result: true                     # Print the output of the jest run. Set to :failed
+                                       # if you want to see only for the failed runs
 ```
 
 ## Contributing

lib/guard/jest_runner.rb

@@ -21,10 +21,11 @@ def initialize(options = {})
       @options = {
         all_on_start: false,
         keep_failed: true,
-        notification: true,
         cli: nil,
         command: 'jest',
         default_paths: ['**/*.js', '**/*.es6'],
+        notification: true,
+        print_result: true,
       }.merge(options)
 
       @failed_paths = []

lib/guard/jest_runner/runner.rb

@@ -17,15 +17,23 @@ def initialize(options)
       def run(paths)
         paths = options[:default_paths] unless paths
 
-        passed = run_for_check(paths)
+        run_passed = run_for_check(paths)
+
         case options[:notification]
         when :failed
-          notify(passed) unless passed
+          notify(run_passed) unless run_passed
+        when true
+          notify(run_passed)
+        end
+
+        case options[:print_result]
+        when :failed
+          puts @check_stderr unless run_passed
         when true
-          notify(passed)
+          puts @check_stderr
         end
 
-        passed
+        run_passed
       end
 
       def failed_paths
@@ -39,9 +47,9 @@ def failed_paths
       def run_for_check(paths)
         command = command_for_check(paths)
         (stdout, stderr, status) = Open3.capture3(*command)
-        self.check_stdout = stdout
-        self.check_stderr = stderr
-        status
+        @check_stdout = stdout
+        @check_stderr = stderr
+        status.success?
       rescue SystemCallError => e
         fail "The jest command failed with #{e.message}: `#{command}`"
       end
@@ -50,7 +58,7 @@ def command_for_check(paths)
         command = [options[:command]]
 
         command.concat(args_specified_by_user)
-        command.concat(['--json', "--outputFile=#{json_file_path}"])
+        command.concat(['--json', '--colors', "--outputFile=#{json_file_path}"])
         command.concat(paths)
       end
 
@@ -94,8 +102,8 @@ def result
         fail "jest JSON output could not be parsed. Output from jest was:\n#{check_stderr}\n#{check_stdout}"
       end
 
-      def notify(passed)
-        image = passed ? :success : :failed
+      def notify(run_passed)
+        image = run_passed ? :success : :failed
         Notifier.notify(summary_text, title: 'Jest results', image: image)
       end
 

lib/guard/jest_runner/version.rb

@@ -6,7 +6,7 @@ module Guard
   module JestRunnerVersion
     # http://semver.org/
     MAJOR = 1
-    MINOR = 1
+    MINOR = 2
     PATCH = 0
 
     def self.to_s