Add util.go

Author: sfischer13

util.go

@@ -0,0 +1,24 @@
+package datautils
+
+import "time"
+
+// CountTrue count the number of true values in a slice.
+func CountTrue(s []bool) int {
+	n := 0
+	for _, b := range s {
+		if b {
+			n++
+		}
+	}
+	return n
+}
+
+// ParseRFCDate parses a date string in RFC3339 format.
+// On failure, the current time will be returned.
+func ParseRFCDate(timeString string) time.Time {
+	date, err := time.Parse(time.RFC3339, timeString)
+	if err != nil {
+		return time.Now()
+	}
+	return date
+}