errors: add godoc links

Change-Id: I766e656e6b967290d692313ea1391878fc21c92d
Reviewed-on: https://go-review.googlesource.com/c/go/+/497375
Reviewed-by: Ian Lance Taylor <iant@google.com>
Auto-Submit: Ian Lance Taylor <iant@google.com>
TryBot-Result: Gopher Robot <gobot@golang.org>
Run-TryBot: Ian Lance Taylor <iant@google.com>
Reviewed-by: Bryan Mills <bcmills@google.com>

1 files changed, 6 insertions, 6 deletions

diff --git a/src/errors/errors.go b/src/errors/errors.go
index 26db2d2bbf..41397774d3 100644
--- a/src/errors/errors.go
+++ b/src/errors/errors.go
@@ -4,7 +4,7 @@
 
 // Package errors implements functions to manipulate errors.
 //
-// The New function creates errors whose only content is a text message.
+// The [New] function creates errors whose only content is a text message.
 //
 // An error e wraps another error if e's type has one of the methods
 //
@@ -16,12 +16,12 @@
 // indicates that e does not wrap any error. It is invalid for an
 // Unwrap method to return an []error containing a nil error value.
 //
-// An easy way to create wrapped errors is to call fmt.Errorf and apply
+// An easy way to create wrapped errors is to call [fmt.Errorf] and apply
 // the %w verb to the error argument:
 //
 //	wrapsErr := fmt.Errorf("... %w ...", ..., err, ...)
 //
-// Successive unwrapping of an error creates a tree. The Is and As
+// Successive unwrapping of an error creates a tree. The [Is] and [As]
 // functions inspect an error's tree by examining first the error
 // itself followed by the tree of each of its children in turn
 // (pre-order, depth-first traversal).
@@ -36,7 +36,7 @@
 //
 //	if err == fs.ErrExist
 //
-// because the former will succeed if err wraps fs.ErrExist.
+// because the former will succeed if err wraps [io/fs.ErrExist].
 //
 // As examines the tree of its first argument looking for an error that can be
 // assigned to its second argument, which must be a pointer. If it succeeds, it
@@ -53,7 +53,7 @@
 //		fmt.Println(perr.Path)
 //	}
 //
-// because the former will succeed if err wraps an *fs.PathError.
+// because the former will succeed if err wraps an [*io/fs.PathError].
 package errors
 
 // New returns an error that formats as the given text.
@@ -72,7 +72,7 @@ func (e *errorString) Error() string {
 }
 
 // ErrUnsupported indicates that a requested operation cannot be performed,
-// because it is unsupported. For example, a call to os.Link when using a
+// because it is unsupported. For example, a call to [os.Link] when using a
 // file system that does not support hard links.
 //
 // Functions and methods should not return this error but should instead