1 files changed, 33 insertions, 0 deletions
diff --git a/decor/elapsed.go b/decor/elapsed.go
new file mode 100644
index 0000000..6cee7d1
--- /dev/null
+++ b/decor/elapsed.go
@@ -0,0 +1,33 @@
+package decor
+
+import (
+	"time"
+)
+
+// Elapsed decorator. It's wrapper of NewElapsed.
+//
+//	`style` one of [ET_STYLE_GO|ET_STYLE_HHMMSS|ET_STYLE_HHMM|ET_STYLE_MMSS]
+//
+//	`wcc` optional WC config
+func Elapsed(style TimeStyle, wcc ...WC) Decorator {
+	return NewElapsed(style, time.Now(), wcc...)
+}
+
+// NewElapsed returns elapsed time decorator.
+//
+//	`style` one of [ET_STYLE_GO|ET_STYLE_HHMMSS|ET_STYLE_HHMM|ET_STYLE_MMSS]
+//
+//	`startTime` start time
+//
+//	`wcc` optional WC config
+func NewElapsed(style TimeStyle, startTime time.Time, wcc ...WC) Decorator {
+	var msg string
+	producer := chooseTimeProducer(style)
+	fn := func(s Statistics) string {
+		if !s.Completed {
+			msg = producer(time.Since(startTime))
+		}
+		return msg
+	}
+	return Any(fn, wcc...)
+}