fixed spelling (#156)

beono · davecheney · commit c059e472caf7 · 2018-09-11T16:21:13.000+10:00
diff --git a/errors.go b/errors.go
@@ -192,7 +192,7 @@ func Wrap(err error, message string) error {
 }
 
 // Wrapf returns an error annotating err with a stack trace
-// at the point Wrapf is call, and the format specifier.
+// at the point Wrapf is called, and the format specifier.
 // If err is nil, Wrapf returns nil.
 func Wrapf(err error, format string, args ...interface{}) error {
 	if err == nil {

Original file line number	Diff line number	Diff line change
`@@ -192,7 +192,7 @@ func Wrap(err error, message string) error {`
`192`	`192`	`}`
`193`	`193`
`194`	`194`	`// Wrapf returns an error annotating err with a stack trace`
`195`		`-// at the point Wrapf is call, and the format specifier.`
	`195`	`+// at the point Wrapf is called, and the format specifier.`
`196`	`196`	`// If err is nil, Wrapf returns nil.`
`197`	`197`	`func Wrapf(err error, format string, args ...interface{}) error {`
`198`	`198`	`if err == nil {`