adds the ability to ignore files when instrumenting

README.md

@@ -582,6 +582,9 @@ coverage_html_dir: './coverage'               # Directory to write Istanbul HTML
 
 coverage_summary: true                        # Enable Istanbul summary coverage report
                                               # default: false
+
+ignore_instrumentation: 'vendor'              # Ignore files matching this regex when instrumenting
+                                              # default: ''
 ```
 
 The `:coverage_summary` options disables the detailed file based coverage report by a small summary coverage report.

lib/guard/jasmine/cli.rb

@@ -127,6 +127,11 @@ class CLI < Thor
                     default: false,
                     desc:    'Whether to generate html coverage summary. Implies --coverage'
 
+      method_option :ignore_instrumentation,
+                    type:    :string,
+                    default: "",
+                    desc:    'Files matching this regex will not be instrumented (e.g. vendor)'
+
       method_option :statements_threshold,
                     type:    :numeric,
                     default: 0,
@@ -189,6 +194,7 @@ def spec(*paths)
         runner_options[:coverage_html]            = options.coverage_html || options.coverage_html_dir != "./coverage"
         runner_options[:coverage_html_dir]        = options.coverage_html_dir
         runner_options[:coverage_summary]         = options.coverage_summary
+        runner_options[:ignore_instrumentation]   = options.ignore_instrumentation
         runner_options[:statements_threshold]     = options.statements_threshold
         runner_options[:functions_threshold]      = options.functions_threshold
         runner_options[:branches_threshold]       = options.branches_threshold

lib/guard/jasmine/coverage.rb

@@ -16,6 +16,7 @@ def prepare
   # Returns a coverage instrumented JavaScript file
   #
   def evaluate(context, locals)
+    return data if !ENV['IGNORE_INSTRUMENTATION'].to_s.empty? && file =~ Regexp.new(ENV['IGNORE_INSTRUMENTATION'])
     return data unless JasmineCoverage.coverage_bin
     return data unless file.include?(JasmineCoverage.app_asset_path)
 

lib/guard/jasmine/server.rb

@@ -98,6 +98,7 @@ def start_rack_server(server, port, options)
 
           self.process = ChildProcess.build(*['rackup', '-E', environment.to_s, '-p', port.to_s, '-s', server.to_s, rackup_config].compact)
           self.process.environment['COVERAGE'] = options[:coverage].to_s
+          self.process.environment['IGNORE_INSTRUMENTATION'] = options[:ignore_instrumentation].to_s
           self.process.io.inherit! if options[:verbose]
           self.process.start
 

lib/guard/jasmine/version.rb

@@ -1,6 +1,6 @@
 module Guard
   module JasmineVersion
     # Guard::Jasmine version that is used for the Gem specification
-    VERSION = '1.19.0'
+    VERSION = '1.19.1'
   end
 end