update vendor

vendor/github.com/atomicgo/cursor/area.go

@@ -0,0 +1,45 @@
+package cursor
+
+import (
+	"fmt"
+	"runtime"
+	"strings"
+)
+
+// Area displays content which can be updated on the fly.
+// You can use this to create live output, charts, dropdowns, etc.
+type Area struct {
+	height int
+}
+
+// NewArea returns a new Area.
+func NewArea() Area {
+	return Area{}
+}
+
+// Clear clears the content of the Area.
+func (area *Area) Clear() {
+	Bottom()
+	if area.height > 0 {
+		ClearLinesUp(area.height)
+	}
+}
+
+// Update overwrites the content of the Area.
+func (area *Area) Update(content string) {
+	area.Clear()
+	lines := strings.Split(content, "\n")
+	if runtime.GOOS == "windows" {
+		for _, line := range lines {
+			fmt.Print(line)
+			StartOfLineDown(1)
+		}
+	} else {
+		for _, line := range lines {
+			fmt.Println(line)
+		}
+	}
+	height = 0
+
+	area.height = len(lines)
+}