2 files changed, 14 insertions, 9 deletions
diff --git a/internal/flamegraph/nativesvg.go b/internal/flamegraph/nativesvg.go
index 26fc1e8..831ffed 100644
--- a/internal/flamegraph/nativesvg.go
+++ b/internal/flamegraph/nativesvg.go
@@ -3,10 +3,9 @@ package flamegraph
 import (
 	"fmt"
 	"io"
+	"iter"
 	"os"
 	"strings"
-
-	"iter"
 )
 
 type NativeSVG struct {
@@ -54,19 +53,21 @@ func (n NativeSVG) WriteSVGFromFile(iorDataFile string) (outFile string, err err
 
 func (n NativeSVG) WriteSVGFromIter(records iter.Seq[IterRecord], w io.Writer) error {
 	tr := newTrie()
+	var framesBuf []string
 	for record := range records {
-		frames, err := n.recordFrames(record)
+		frames, err := n.recordFrames(record, framesBuf)
 		if err != nil {
 			return err
 		}
+		framesBuf = frames
 		tr.add(frames, record.Cnt.ValueByName(n.countField))
 	}
 	tr.computeTotals()
 	return WriteSVG(w, tr, n.config)
 }
 
-func (n NativeSVG) recordFrames(record IterRecord) ([]string, error) {
-	var frames []string
+func (n NativeSVG) recordFrames(record IterRecord, framesBuf []string) ([]string, error) {
+	frames := framesBuf[:0]
 	for _, fieldName := range n.fields {
 		value, err := record.StringByName(fieldName)
 		if err != nil {
diff --git a/internal/tui/common/keys.go b/internal/tui/common/keys.go
index 1111def..805a74a 100644
--- a/internal/tui/common/keys.go
+++ b/internal/tui/common/keys.go
@@ -65,10 +65,10 @@ func (k KeyMap) DashboardFullHelp() [][]key.Binding {
 		{k.One, k.Two, k.Three, k.Four, k.Five, k.Six},
 		controls,
 		{
-			key.NewBinding(key.WithKeys("left/right"), key.WithHelp("left/right", "tab")),
-			key.NewBinding(key.WithKeys("h/l"), key.WithHelp("h/l", "tab")),
-			key.NewBinding(key.WithKeys("j/k"), key.WithHelp("j/k", "scroll")),
-			key.NewBinding(key.WithKeys("up/down"), key.WithHelp("up/down", "scroll")),
+			helpTextBinding("left/right", "tab"),
+			helpTextBinding("h/l", "tab"),
+			helpTextBinding("j/k", "scroll"),
+			helpTextBinding("up/down", "scroll"),
 		},
 	}
 }
@@ -77,3 +77,7 @@ func (k KeyMap) DashboardFullHelp() [][]key.Binding {
 func (k KeyMap) PickerShortHelp() []key.Binding {
 	return []key.Binding{k.Enter, k.Refresh, k.Esc}
 }
+
+func helpTextBinding(keyText, desc string) key.Binding {
+	return key.NewBinding(key.WithHelp(keyText, desc))
+}