generated.rb in github-linguist-2.10.0

- old
+ new

@@ -56,11 +56,13 @@
         compiled_coffeescript? ||
         xcode_project_file? ||
         generated_parser? ||
         generated_net_docfile? ||
         generated_net_designer_file? ||
-        generated_protocol_buffer?
+        generated_protocol_buffer? ||
+        generated_jni_header? ||
+        node_modules?
     end
 
     # Internal: Is the blob an XCode project file?
     #
     # Generated if the file extension is an XCode project
@@ -71,18 +73,20 @@
       ['.xib', '.nib', '.storyboard', '.pbxproj', '.xcworkspacedata', '.xcuserstate'].include?(extname)
     end
 
     # Internal: Is the blob minified files?
     #
-    # Consider a file minified if it contains more than 5% spaces.
+    # Consider a file minified if the average line length is
+    # greater then 110c.
+    #
     # Currently, only JS and CSS files are detected by this method.
     #
     # Returns true or false.
     def minified_files?
       return unless ['.js', '.css'].include? extname
-      if data && data.length > 200
-        (data.each_char.count{ |c| c <= ' ' } / data.length.to_f) < 0.05
+      if lines.any?
+        (lines.inject(0) { |n, l| n += l.length } / lines.length) > 110
       else
         false
       end
     end
 
@@ -178,8 +182,27 @@
     def generated_protocol_buffer?
       return false unless ['.py', '.java', '.h', '.cc', '.cpp'].include?(extname)
       return false unless lines.count > 1
 
       return lines[0].include?("Generated by the protocol buffer compiler.  DO NOT EDIT!")
+    end
+
+    # Internal: Is the blob a C/C++ header generated by the Java JNI tool javah?
+    #
+    # Returns true of false.
+    def generated_jni_header?
+      return false unless extname == '.h'
+      return false unless lines.count > 2
+
+      return lines[0].include?("/* DO NOT EDIT THIS FILE - it is machine generated */") &&
+               lines[1].include?("#include <jni.h>")
+    end
+
+    # node_modules/ can contain large amounts of files, in general not meant
+    # for humans in pull requests.
+    #
+    # Returns true or false.
+    def node_modules?
+      !!name.match(/node_modules\//)
     end
   end
 end