Checking in vendor folder for ease of using go get.

vendor/github.com/spf13/jwalterweatherman/log_counter.go

@@ -0,0 +1,55 @@
+// Copyright © 2016 Steve Francia <spf@spf13.com>.
+//
+// Use of this source code is governed by an MIT-style
+// license that can be found in the LICENSE file.
+
+package jwalterweatherman
+
+import (
+	"sync/atomic"
+)
+
+type logCounter struct {
+	counter uint64
+}
+
+func (c *logCounter) incr() {
+	atomic.AddUint64(&c.counter, 1)
+}
+
+func (c *logCounter) resetCounter() {
+	atomic.StoreUint64(&c.counter, 0)
+}
+
+func (c *logCounter) getCount() uint64 {
+	return atomic.LoadUint64(&c.counter)
+}
+
+func (c *logCounter) Write(p []byte) (n int, err error) {
+	c.incr()
+	return len(p), nil
+}
+
+// LogCountForLevel returns the number of log invocations for a given threshold.
+func (n *Notepad) LogCountForLevel(l Threshold) uint64 {
+	return n.logCounters[l].getCount()
+}
+
+// LogCountForLevelsGreaterThanorEqualTo returns the number of log invocations
+// greater than or equal to a given threshold.
+func (n *Notepad) LogCountForLevelsGreaterThanorEqualTo(threshold Threshold) uint64 {
+	var cnt uint64
+
+	for i := int(threshold); i < len(n.logCounters); i++ {
+		cnt += n.LogCountForLevel(Threshold(i))
+	}
+
+	return cnt
+}
+
+// ResetLogCounters resets the invocation counters for all levels.
+func (n *Notepad) ResetLogCounters() {
+	for _, np := range n.logCounters {
+		np.resetCounter()
+	}
+}