update and format

pkg/rate/rate.go

@@ -1,44 +1,44 @@
 package rate
 
 import (
-    "sync"
-    "time"
+	"sync"
+	"time"
 )
 
 type Limiter struct {
-    rate       float64
-    interval   time.Duration
-    lastUpdate time.Time
-    allowance  float64
-    mutex      sync.Mutex
+	rate       float64
+	interval   time.Duration
+	lastUpdate time.Time
+	allowance  float64
+	mutex      sync.Mutex
 }
 
 func NewLimiter(rate float64, interval time.Duration) *Limiter {
-    return &Limiter{
-        rate:       rate,
-        interval:   interval,
-        lastUpdate: time.Now(),
-        allowance:  rate,
-    }
+	return &Limiter{
+		rate:       rate,
+		interval:   interval,
+		lastUpdate: time.Now(),
+		allowance:  rate,
+	}
 }
 
 func (l *Limiter) Allow() bool {
-    l.mutex.Lock()
-    defer l.mutex.Unlock()
+	l.mutex.Lock()
+	defer l.mutex.Unlock()
 
-    now := time.Now()
-    elapsed := now.Sub(l.lastUpdate)
-    l.lastUpdate = now
+	now := time.Now()
+	elapsed := now.Sub(l.lastUpdate)
+	l.lastUpdate = now
 
-    l.allowance += elapsed.Seconds() * l.rate
-    if l.allowance > l.rate {
-        l.allowance = l.rate
-    }
+	l.allowance += elapsed.Seconds() * l.rate
+	if l.allowance > l.rate {
+		l.allowance = l.rate
+	}
 
-    if l.allowance < 1.0 {
-        return false
-    }
+	if l.allowance < 1.0 {
+		return false
+	}
 
-    l.allowance -= 1.0
-    return true
-} 
+	l.allowance -= 1.0
+	return true
+}