examples,plumbing,utils: typo fixes

_examples/commit/main.go

@@ -12,13 +12,13 @@ import (
 	"gopkg.in/src-d/go-git.v4/plumbing/object"
 )
 
-// Basic example of how to commit changes to the current branch to an existant
+// Basic example of how to commit changes to the current branch to an existent
 // repository.
 func main() {
 	CheckArgs("<directory>")
 	directory := os.Args[1]
 
-	// Opens an already existant repository.
+	// Opens an already existent repository.
 	r, err := git.PlainOpen(directory)
 	CheckIfError(err)
 

_examples/context/main.go

@@ -9,7 +9,7 @@ import (
 	. "gopkg.in/src-d/go-git.v4/_examples"
 )
 
-// Gracefull cancellation example of a basic git operation such as Clone.
+// Graceful cancellation example of a basic git operation such as Clone.
 func main() {
 	CheckArgs("<url>", "<directory>")
 	url := os.Args[1]

plumbing/object/change_adaptor.go

@@ -8,7 +8,7 @@ import (
 	"gopkg.in/src-d/go-git.v4/utils/merkletrie/noder"
 )
 
-// The folowing functions transform changes types form the merkletrie
+// The following functions transform changes types form the merkletrie
 // package to changes types from this package.
 
 func newChange(c merkletrie.Change) (*Change, error) {

plumbing/object/tag.go

@@ -252,7 +252,7 @@ func (iter *TagIter) Next() (*Tag, error) {
 }
 
 // ForEach call the cb function for each tag contained on this iter until
-// an error happends or the end of the iter is reached. If ErrStop is sent
+// an error happens or the end of the iter is reached. If ErrStop is sent
 // the iteration is stop but no error is returned. The iterator is closed.
 func (iter *TagIter) ForEach(cb func(*Tag) error) error {
 	return iter.EncodedObjectIter.ForEach(func(obj plumbing.EncodedObject) error {

plumbing/protocol/packp/advrefs_decode.go

@@ -169,7 +169,7 @@ func decodeSkipNoRefs(p *advRefsDecoder) decoderStateFn {
 	return decodeCaps
 }
 
-// decode the refname, expectes SP refname NULL
+// decode the refname, expects SP refname NULL
 func decodeFirstRef(l *advRefsDecoder) decoderStateFn {
 	if len(l.line) < 3 {
 		l.error("line too short after hash")

plumbing/protocol/packp/srvresp.go

@@ -35,8 +35,8 @@ func (r *ServerResponse) Decode(reader *bufio.Reader, isMultiACK bool) error {
 			return err
 		}
 
-		// we need to detect when the end of a response header and the begining
-		// of a packfile header happend, some requests to the git daemon
+		// we need to detect when the end of a response header and the beginning
+		// of a packfile header happened, some requests to the git daemon
 		// produces a duplicate ACK header even when multi_ack is not supported.
 		stop, err := r.stopReading(reader)
 		if err != nil {

plumbing/protocol/packp/ulreq.go

@@ -28,7 +28,7 @@ type Depth interface {
 
 // DepthCommits values stores the maximum number of requested commits in
 // the packfile.  Zero means infinite.  A negative value will have
-// undefined consecuences.
+// undefined consequences.
 type DepthCommits int
 
 func (d DepthCommits) isDepth() {}

plumbing/storer/object.go

@@ -123,7 +123,7 @@ func (iter *EncodedObjectLookupIter) Next() (plumbing.EncodedObject, error) {
 }
 
 // ForEach call the cb function for each object contained on this iter until
-// an error happends or the end of the iter is reached. If ErrStop is sent
+// an error happens or the end of the iter is reached. If ErrStop is sent
 // the iteration is stop but no error is returned. The iterator is closed.
 func (iter *EncodedObjectLookupIter) ForEach(cb func(plumbing.EncodedObject) error) error {
 	return ForEachIterator(iter, cb)
@@ -168,7 +168,7 @@ func (iter *EncodedObjectSliceIter) Next() (plumbing.EncodedObject, error) {
 }
 
 // ForEach call the cb function for each object contained on this iter until
-// an error happends or the end of the iter is reached. If ErrStop is sent
+// an error happens or the end of the iter is reached. If ErrStop is sent
 // the iteration is stop but no error is returned. The iterator is closed.
 func (iter *EncodedObjectSliceIter) ForEach(cb func(plumbing.EncodedObject) error) error {
 	return ForEachIterator(iter, cb)
@@ -213,7 +213,7 @@ func (iter *MultiEncodedObjectIter) Next() (plumbing.EncodedObject, error) {
 }
 
 // ForEach call the cb function for each object contained on this iter until
-// an error happends or the end of the iter is reached. If ErrStop is sent
+// an error happens or the end of the iter is reached. If ErrStop is sent
 // the iteration is stop but no error is returned. The iterator is closed.
 func (iter *MultiEncodedObjectIter) ForEach(cb func(plumbing.EncodedObject) error) error {
 	return ForEachIterator(iter, cb)

plumbing/storer/reference.go

@@ -121,7 +121,7 @@ func (iter *ReferenceSliceIter) Next() (*plumbing.Reference, error) {
 }
 
 // ForEach call the cb function for each reference contained on this iter until
-// an error happends or the end of the iter is reached. If ErrStop is sent
+// an error happens or the end of the iter is reached. If ErrStop is sent
 // the iteration is stop but no error is returned. The iterator is closed.
 func (iter *ReferenceSliceIter) ForEach(cb func(*plumbing.Reference) error) error {
 	defer iter.Close()

utils/ioutil/common.go

@@ -123,13 +123,13 @@ type readerOnError struct {
 }
 
 // NewReaderOnError returns a io.Reader that call the notify function when an
-// unexpected (!io.EOF) error happends, after call Read function.
+// unexpected (!io.EOF) error happens, after call Read function.
 func NewReaderOnError(r io.Reader, notify func(error)) io.Reader {
 	return &readerOnError{r, notify}
 }
 
 // NewReadCloserOnError returns a io.ReadCloser that call the notify function
-// when an unexpected (!io.EOF) error happends, after call Read function.
+// when an unexpected (!io.EOF) error happens, after call Read function.
 func NewReadCloserOnError(r io.ReadCloser, notify func(error)) io.ReadCloser {
 	return NewReadCloser(NewReaderOnError(r, notify), r)
 }
@@ -149,13 +149,13 @@ type writerOnError struct {
 }
 
 // NewWriterOnError returns a io.Writer that call the notify function when an
-// unexpected (!io.EOF) error happends, after call Write function.
+// unexpected (!io.EOF) error happens, after call Write function.
 func NewWriterOnError(w io.Writer, notify func(error)) io.Writer {
 	return &writerOnError{w, notify}
 }
 
 // NewWriteCloserOnError returns a io.WriteCloser that call the notify function
-//when an unexpected (!io.EOF) error happends, after call Write function.
+//when an unexpected (!io.EOF) error happens, after call Write function.
 func NewWriteCloserOnError(w io.WriteCloser, notify func(error)) io.WriteCloser {
 	return NewWriteCloser(NewWriterOnError(w, notify), w)
 }

utils/merkletrie/difftree.go

@@ -54,7 +54,7 @@ package merkletrie
 //
 // Here is a full list of all the cases that are similar and how to
 // merge them together into more general cases.  Each general case
-// is labeled wiht an uppercase letter for further reference, and it
+// is labeled with an uppercase letter for further reference, and it
 // is followed by the pseudocode of the checks you have to perfrom
 // on both noders to see if you are in such a case, the actions to
 // perform (i.e. what changes to output) and how to advance the

utils/merkletrie/iter.go

@@ -198,7 +198,7 @@ func (iter *Iter) current() (noder.Path, error) {
 }
 
 // removes the current node if any, and all the frames that become empty as a
-// consecuence of this action.
+// consequence of this action.
 func (iter *Iter) drop() {
 	frame, ok := iter.top()
 	if !ok {

utils/merkletrie/noder/path.go

@@ -8,7 +8,7 @@ import (
 )
 
 // Path values represent a noder and its ancestors.  The root goes first
-// and the actual final noder the path is refering to will be the last.
+// and the actual final noder the path is referring to will be the last.
 //
 // A path implements the Noder interface, redirecting all the interface
 // calls to its final noder.