add in-built logging support for a better dev experience

vendor/github.com/aybabtme/humanlog/time_parse.go

@@ -0,0 +1,66 @@
+package humanlog
+
+import (
+	"time"
+)
+
+var formats = []string{
+	"2006-01-02 15:04:05.999999999 -0700 MST",
+	"2006-01-02 15:04:05",
+	time.RFC3339,
+	time.RFC3339Nano,
+	time.RFC822,
+	time.RFC822Z,
+	time.RFC850,
+	time.RFC1123,
+	time.RFC1123Z,
+	time.UnixDate,
+	time.RubyDate,
+	time.ANSIC,
+	time.Kitchen,
+	time.Stamp,
+	time.StampMilli,
+	time.StampMicro,
+	time.StampNano,
+}
+
+func parseTimeFloat64(value float64) time.Time {
+	v := int64(value)
+	switch {
+	case v > 1e18:
+	case v > 1e15:
+		v *= 1e3
+	case v > 1e12:
+		v *= 1e6
+	default:
+		return time.Unix(v, 0)
+	}
+
+	return time.Unix(v/1e9, v%1e9)
+}
+
+// tries to parse time using a couple of formats before giving up
+func tryParseTime(value interface{}) (time.Time, bool) {
+	var t time.Time
+	var err error
+	switch value.(type) {
+	case string:
+		for _, layout := range formats {
+			t, err = time.Parse(layout, value.(string))
+			if err == nil {
+				return t, true
+			}
+		}
+	case float32:
+		return parseTimeFloat64(float64(value.(float32))), true
+	case float64:
+		return parseTimeFloat64(value.(float64)), true
+	case int:
+		return parseTimeFloat64(float64(value.(int))), true
+	case int32:
+		return parseTimeFloat64(float64(value.(int32))), true
+	case int64:
+		return parseTimeFloat64(float64(value.(int64))), true
+	}
+	return t, false
+}