1 files changed, 50 insertions, 0 deletions
diff --git a/vendor/gopkg.in/DataDog/dd-trace-go.v1/ddtrace/tracer/util.go b/vendor/gopkg.in/DataDog/dd-trace-go.v1/ddtrace/tracer/util.go
new file mode 100644
index 000000000..c21297783
--- /dev/null
+++ b/vendor/gopkg.in/DataDog/dd-trace-go.v1/ddtrace/tracer/util.go
@@ -0,0 +1,50 @@
+package tracer
+
+import (
+	"strconv"
+	"strings"
+)
+
+// toFloat64 attempts to convert value into a float64. If it succeeds it returns
+// the value and true, otherwise 0 and false.
+func toFloat64(value interface{}) (f float64, ok bool) {
+	switch i := value.(type) {
+	case byte:
+		return float64(i), true
+	case float32:
+		return float64(i), true
+	case float64:
+		return i, true
+	case int:
+		return float64(i), true
+	case int16:
+		return float64(i), true
+	case int32:
+		return float64(i), true
+	case int64:
+		return float64(i), true
+	case uint:
+		return float64(i), true
+	case uint16:
+		return float64(i), true
+	case uint32:
+		return float64(i), true
+	case uint64:
+		return float64(i), true
+	default:
+		return 0, false
+	}
+}
+
+// parseUint64 parses a uint64 from either an unsigned 64 bit base-10 string
+// or a signed 64 bit base-10 string representing an unsigned integer
+func parseUint64(str string) (uint64, error) {
+	if strings.HasPrefix(str, "-") {
+		id, err := strconv.ParseInt(str, 10, 64)
+		if err != nil {
+			return 0, err
+		}
+		return uint64(id), nil
+	}
+	return strconv.ParseUint(str, 10, 64)
+}