all: fix some comments

Change-Id: Idc053f5d3a787746c0205dbda5cc34b7d2be4655
Reviewed-on: https://go-review.googlesource.com/c/text/+/464255
TryBot-Result: Gopher Robot <gobot@golang.org>
Reviewed-by: Michael Knyszek <mknyszek@google.com>
Auto-Submit: Ian Lance Taylor <iant@google.com>
Reviewed-by: Ian Lance Taylor <iant@google.com>
Run-TryBot: Ian Lance Taylor <iant@google.com>

internal/cldrtree/option.go

@@ -29,7 +29,7 @@ func (o *options) fill(opt []Option) {
 	}
 }
 
-// aliasOpt sets an alias from the given node, if the node defines one.
+// setAlias sets an alias from the given node, if the node defines one.
 func (o *options) setAlias(n Element) {
 	if n != nil && !reflect.ValueOf(n).IsNil() {
 		o.alias = n.GetCommon()

internal/language/compact/language.go

@@ -118,7 +118,7 @@ func (t Tag) Parent() Tag {
 	return Tag{language: lang, locale: lang}
 }
 
-// returns token t and the rest of the string.
+// nextToken returns token t and the rest of the string.
 func nextToken(s string) (t, tail string) {
 	p := strings.Index(s[1:], "-")
 	if p == -1 {

internal/language/gen.go

@@ -1080,7 +1080,7 @@ func find(list []string, s string) int {
 	return -1
 }
 
-// writeVariants generates per-variant information and creates a map from variant
+// writeVariant generates per-variant information and creates a map from variant
 // name to index value. We assign index values such that sorting multiple
 // variants by index value will result in the correct order.
 // There are two types of variants: specialized and general. Specialized variants

internal/language/language.go

@@ -409,7 +409,7 @@ func (t Tag) SetTypeForKey(key, value string) (Tag, error) {
 	return t, nil
 }
 
-// findKeyAndType returns the start and end position for the type corresponding
+// findTypeForKey returns the start and end position for the type corresponding
 // to key or the point at which to insert the key-value pair if the type
 // wasn't found. The hasExt return value reports whether an -u extension was present.
 // Note: the extensions are typically very small and are likely to contain

language/display/maketables.go

@@ -528,7 +528,7 @@ func (h *header) writeSingle(w *gen.CodeWriter, name string) {
 	}
 }
 
-// WriteTable writes an entry for a single Namer.
+// writeTable writes an entry for a single Namer.
 func (g *group) writeTable(w *gen.CodeWriter, name string) {
 	start := w.Size
 	writeKeys(w, name, g.toTags)

language/language.go

@@ -344,7 +344,7 @@ func (t Tag) Parent() Tag {
 	return Tag(compact.Tag(t).Parent())
 }
 
-// returns token t and the rest of the string.
+// nextToken returns token t and the rest of the string.
 func nextToken(s string) (t, tail string) {
 	p := strings.Index(s[1:], "-")
 	if p == -1 {