87 lines
2.6 KiB
Go
87 lines
2.6 KiB
Go
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package logging
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import "fmt"
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type context struct {
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prefix string
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logger
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}
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// Fatal is equivalent to Critical() followed by a call to os.Exit(1).
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func (c *context) Fatal(format string, args ...interface{}) {
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c.logger.Fatal(c.prefixFormat()+format, args...)
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}
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// Panic is equivalent to Critical() followed by a call to panic().
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func (c *context) Panic(format string, args ...interface{}) {
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c.logger.Panic(c.prefixFormat()+format, args...)
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}
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// Critical sends a critical level log message to the handler. Arguments are
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// handled in the manner of fmt.Printf.
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func (c *context) Critical(format string, args ...interface{}) {
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c.logger.Critical(c.prefixFormat()+format, args...)
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}
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// Error sends a error level log message to the handler. Arguments are handled
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// in the manner of fmt.Printf.
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func (c *context) Error(format string, args ...interface{}) {
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c.logger.Error(c.prefixFormat()+format, args...)
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}
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// Warning sends a warning level log message to the handler. Arguments are
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// handled in the manner of fmt.Printf.
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func (c *context) Warning(format string, args ...interface{}) {
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c.logger.Warning(c.prefixFormat()+format, args...)
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}
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// Notice sends a notice level log message to the handler. Arguments are
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// handled in the manner of fmt.Printf.
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func (c *context) Notice(format string, args ...interface{}) {
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c.logger.Notice(c.prefixFormat()+format, args...)
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}
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// Info sends a info level log message to the handler. Arguments are handled in
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// the manner of fmt.Printf.
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func (c *context) Info(format string, args ...interface{}) {
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c.logger.Info(c.prefixFormat()+format, args...)
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}
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// Debug sends a debug level log message to the handler. Arguments are handled
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// in the manner of fmt.Printf.
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func (c *context) Debug(format string, args ...interface{}) {
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c.logger.Debug(c.prefixFormat()+format, args...)
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}
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// New creates a new Logger from current context
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func (c *context) New(prefixes ...interface{}) Logger {
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return newContext(c.logger, c.prefix, prefixes...)
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}
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func (c *context) prefixFormat() string {
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return c.prefix + " "
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}
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func newContext(logger logger, initial string, prefixes ...interface{}) *context {
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resultPrefix := "" // resultPrefix holds prefix after initialization
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connector := "" // connector holds the connector string
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for _, prefix := range prefixes {
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resultPrefix += fmt.Sprintf("%s%+v", connector, prefix)
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switch connector {
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case "=": // if previous is `=` replace with ][
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connector = "]["
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case "][": // if previous is `][` replace with =
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connector = "="
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default:
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connector = "=" // if its first iteration, assing =
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}
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}
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return &context{
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prefix: initial + "[" + resultPrefix + "]",
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logger: logger,
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}
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}
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