// Format formats the log message.
func (f Custom) Format(msg *gol.LogMessage) (string, error) {
lmsg := msg.FieldLength()
buffer := make([]string, lmsg, lmsg)
i := 0
for k, v := range *msg {
if k != fields.Severity && k != fields.Timestamp {
buffer[i] = fmt.Sprintf("%s:'%s'", k, v)
i += 1
}
}
t, _ := msg.Timestamp()
if severity, err := msg.Severity(); err != nil {
return fmt.Sprintf("%s UNKNOWN %s\n", t.String(), strings.Join(buffer, " ")), nil
} else {
switch severity >= field_severity.Error {
case true:
return fmt.Sprintf("%s %s %s\n", t.String(), color.RedString("%s", severity), strings.Join(buffer, " ")), nil
default:
return fmt.Sprintf("%s %s %s\n", t.String(), severity, strings.Join(buffer, " ")), nil
}
}
}
func (s *MessageTestSuite) TestTimestamp() {
var msg *gol.LogMessage
msg = &gol.LogMessage{"key": "value"}
v, err := msg.Timestamp()
assert.Equal(s.T(), fmt.Errorf("Message does not contain field timestamp"), err)
assert.Nil(s.T(), v)
msg = gol.NewInfo("key", "value")
v, err = msg.Timestamp()
assert.Nil(s.T(), err)
assert.True(s.T(), v.Before(time.Now()))
}