Fix typos and confusing variable names.

Author: arthurschreiber

ext/rugged/rugged_odb.c

@@ -49,7 +49,7 @@ static VALUE rb_git_odb_new(VALUE klass) {
  *  Create a new object database with the default filesystem
  *  backends.
  *
- *  `dir` needs to boint to the objects folder to be used
+ *  `dir` needs to point to the objects folder to be used
  *  by the filesystem backends.
  */
 static VALUE rb_git_odb_open(VALUE klass, VALUE rb_path) {
@@ -62,9 +62,9 @@ static VALUE rb_git_odb_open(VALUE klass, VALUE rb_path) {
 
 /*
  *  call-seq:
- *    odb.add_backend(backend) -> odb
+ *    odb.add_backend(backend, priority) -> odb
  *
- *  Set the backend to be used by the reference db.
+ *  Add a backend to be used by the object db.
  *
  *  A backend can only be assigned once, and becomes unusable from that
  *  point on. Trying to assign a backend a second time will raise an

test/odb_test.rb

@@ -6,39 +6,39 @@ def setup
   end
 
   def test_new
-    refdb = Rugged::Odb.new()
-    assert_instance_of Rugged::Odb, refdb
+    odb = Rugged::Odb.new()
+    assert_instance_of Rugged::Odb, odb
   end
 
   def test_add_backend
-    refdb = Rugged::Odb.new()
-    refdb.add_backend(Rugged::Odb::Backend::Loose.new(File.join(@repo.path, "objects"), -1, 0, 0, 0), 1)
+    odb = Rugged::Odb.new()
+    odb.add_backend(Rugged::Odb::Backend::Loose.new(File.join(@repo.path, "objects"), -1, 0, 0, 0), 1)
   end
 
   def test_each_loose
-    refdb = Rugged::Odb.new()
-    refdb.add_backend(Rugged::Odb::Backend::Loose.new(File.join(@repo.path, "objects"), -1, 0, 0, 0), 1)
+    odb = Rugged::Odb.new()
+    odb.add_backend(Rugged::Odb::Backend::Loose.new(File.join(@repo.path, "objects"), -1, 0, 0, 0), 1)
 
     ids = []
-    refdb.each { |id| ids << id }
+    odb.each { |id| ids << id }
     assert_equal 31, ids.length
   end
 
   def test_each_pack
-    refdb = Rugged::Odb.new()
-    refdb.add_backend(Rugged::Odb::Backend::Pack.new(File.join(@repo.path, "objects")), 1)
+    odb = Rugged::Odb.new()
+    odb.add_backend(Rugged::Odb::Backend::Pack.new(File.join(@repo.path, "objects")), 1)
 
     ids = []
-    refdb.each { |id| ids << id }
+    odb.each { |id| ids << id }
     assert_equal 6, ids.length
   end
 
   def test_each_one_pack
-    refdb = Rugged::Odb.new()
-    refdb.add_backend(Rugged::Odb::Backend::OnePack.new(File.join(@repo.path, "objects", "pack", "pack-d7c6adf9f61318f041845b01440d09aa7a91e1b5.idx")), 1)
+    odb = Rugged::Odb.new()
+    odb.add_backend(Rugged::Odb::Backend::OnePack.new(File.join(@repo.path, "objects", "pack", "pack-d7c6adf9f61318f041845b01440d09aa7a91e1b5.idx")), 1)
 
     ids = []
-    refdb.each { |id| ids << id }
+    odb.each { |id| ids << id }
     assert_equal 6, ids.length
   end
 end