Fix exported function comments (#6002)

Signed-off-by: zhulongcheng <zhulongcheng.dev@gmail.com>

pkg/gate/gate.go

@@ -20,7 +20,7 @@ type Gate struct {
 	ch chan struct{}
 }
 
-// NewGate returns a query gate that limits the number of queries
+// New returns a query gate that limits the number of queries
 // being concurrently executed.
 func New(length int) *Gate {
 	return &Gate{

pkg/textparse/openmetricsparse.go

@@ -87,7 +87,7 @@ type OpenMetricsParser struct {
 	offsets []int
 }
 
-// New returns a new parser of the byte slice.
+// NewOpenMetricsParser returns a new parser of the byte slice.
 func NewOpenMetricsParser(b []byte) Parser {
 	return &OpenMetricsParser{l: &openMetricsLexer{b: b}}
 }

pkg/textparse/promparse.go

@@ -153,7 +153,7 @@ type PromParser struct {
 	offsets []int
 }
 
-// New returns a new parser of the byte slice.
+// NewPromParser returns a new parser of the byte slice.
 func NewPromParser(b []byte) Parser {
 	return &PromParser{l: &promlexer{b: append(b, '\n')}}
 }

util/httputil/cors.go

@@ -25,7 +25,7 @@ var corsHeaders = map[string]string{
 	"Vary":                          "Origin",
 }
 
-// Enables cross-site script calls.
+// SetCORS enables cross-site script calls.
 func SetCORS(w http.ResponseWriter, o *regexp.Regexp, r *http.Request) {
 	origin := r.Header.Get("Origin")
 	if origin == "" {

util/stats/query_stats.go

@@ -54,7 +54,7 @@ func (s QueryTiming) String() string {
 	}
 }
 
-// Return a string representation of a QueryTiming span operation.
+// SpanOperation returns a string representation of a QueryTiming span operation.
 func (s QueryTiming) SpanOperation() string {
 	switch s {
 	case EvalTotalTime: