Detect GFortran module files as generated

lib/linguist/generated.rb

@@ -69,7 +69,7 @@ module Linguist
       generated_protocol_buffer? ||
       generated_jni_header? ||
       vcr_cassette? ||
-      generated_kicad_module?
+      generated_module?
     end
 
     # Internal: Is the blob an Xcode file?
@@ -313,17 +313,22 @@ module Linguist
       return lines[0].include?("Generated by Cython")
     end
 
-    # Internal: Is it a KiCAD module file?
+    # Internal: Is it a KiCAD or GFortran module file?
     #
     # KiCAD module files contain:
     # PCBNEW-LibModule-V1  yyyy-mm-dd h:mm:ss XM
     # on the first line.
     #
+    # GFortran module files contain:
+    # GFORTRAN module version 'x' created from 
+    # on the first line.
+    #
     # Return true of false
-    def generated_kicad_module?
+    def generated_module?
       return false unless extname == '.mod'
       return false unless lines.count > 1
-      return lines[0].include?("PCBNEW-LibModule-V")
+      return lines[0].include?("PCBNEW-LibModule-V") || 
+              lines[0].include?("GFORTRAN module version '")
     end
   end
 end

test/fixtures/Generated/ms2.mod

@@ -0,0 +1,19 @@
+GFORTRAN module version '0' created from ms2.f90 on Thu Sep  5 10:09:19 2013
+MD5:8a80cd5db1bc612a28603959302dbf37 -- If you edit this, you'll get what you deserve.
+
+(() () () () () () () () () () () () () () () () () () () () () () () ()
+() () ())
+
+()
+
+()
+
+()
+
+()
+
+(2 'ms2' 'ms2' 'ms2' 1 ((MODULE UNKNOWN-INTENT UNKNOWN-PROC UNKNOWN
+UNKNOWN) (UNKNOWN 0 0 0 UNKNOWN ()) 0 0 () () 0 () () () 0 0)
+)
+
+('ms2' 0 2)

test/test_blob.rb

@@ -243,9 +243,6 @@ class TestBlob < Minitest::Test
     # Cython-generated C/C++
     assert sample_blob("C/sgd_fast.c").generated?
     assert sample_blob("C++/wrapper_inner.cpp").generated?
-
-    # KiCAD module files
-    assert fixture_blob("Generated/ABM8G.mod").generated?
   end
 
   def test_vendored