131 lines
3.7 KiB
Go
131 lines
3.7 KiB
Go
package logger
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import (
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"fmt"
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)
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// LogLevel represents a log level
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type LogLevel uint8
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// Log levels
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const (
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LogLevelDebug LogLevel = iota
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LogLevelInfo
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LogLevelWarn
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LogLevelError
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LogLevelFatal
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LogLevelPanic
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)
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var logLevelNames = [...]string{
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LogLevelDebug: "debug",
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LogLevelInfo: "info",
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LogLevelWarn: "warn",
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LogLevelError: "error",
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LogLevelFatal: "fatal",
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LogLevelPanic: "panic",
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}
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// Logger represents a logger
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type Logger interface {
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// NoPanic prevents the logger from panicking on panic events
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NoPanic()
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// NoExit prevents the logger from exiting on fatal events
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NoExit()
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// Debug creates a new debug event with the given message
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Debug(string) LogBuilder
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// Debugf creates a new debug event with the formatted message
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Debugf(string, ...any) LogBuilder
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// Info creates a new info event with the given message
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Info(string) LogBuilder
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// Infof creates a new info event with the formatted message
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Infof(string, ...any) LogBuilder
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// Warn creates a new warn event with the given message
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Warn(string) LogBuilder
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// Warnf creates a new warn event with the formatted message
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Warnf(string, ...any) LogBuilder
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// Error creates a new error event with the given message
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Error(string) LogBuilder
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// Errorf creates a new error event with the formatted message
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Errorf(string, ...any) LogBuilder
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// Fatal creates a new fatal event with the given message
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//
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// When sent, fatal events will cause a call to os.Exit(1)
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Fatal(string) LogBuilder
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// Fatalf creates a new fatal event with the formatted message
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//
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// When sent, fatal events will cause a call to os.Exit(1)
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Fatalf(string, ...any) LogBuilder
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// Panic creates a new panic event with the given message
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//
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// When sent, panic events will cause a panic
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Panic(string) LogBuilder
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// Panicf creates a new panic event with the formatted message
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//
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// When sent, panic events will cause a panic
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Panicf(string, ...any) LogBuilder
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}
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// LogBuilder represents a log event builder
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type LogBuilder interface {
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// Int adds an int field to the output
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Int(string, int) LogBuilder
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// Int8 adds an int8 field to the output
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Int8(string, int8) LogBuilder
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// Int16 adds an int16 field to the output
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Int16(string, int16) LogBuilder
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// Int32 adds an int32 field to the output
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Int32(string, int32) LogBuilder
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// Int64 adds an int64 field to the output
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Int64(string, int64) LogBuilder
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// Uint adds a uint field to the output
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Uint(string, uint) LogBuilder
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// Uint8 adds a uint8 field to the output
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Uint8(string, uint8) LogBuilder
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// Uint16 adds a uint16 field to the output
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Uint16(string, uint16) LogBuilder
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// Uint32 adds a uint32 field to the output
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Uint32(string, uint32) LogBuilder
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// Uint64 adds a uint64 field to the output
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Uint64(string, uint64) LogBuilder
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// Float32 adds a float32 field to the output
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Float32(string, float32) LogBuilder
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// Float64 adds a float64 field to the output
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Float64(string, float64) LogBuilder
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// Stringer calls the String method of an fmt.Stringer
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// and adds the resulting string as a field to the output
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Stringer(string, fmt.Stringer) LogBuilder
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// Bytes adds []byte as a field to the output
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Bytes(string, []byte) LogBuilder
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// Timestamp adds the time formatted as RFC3339Nano
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// as a field to the output using the key "timestamp"
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Timestamp() LogBuilder
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// Bool adds a bool as a field to the output
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Bool(string, bool) LogBuilder
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// Str adds a string as a field to the output
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Str(string, string) LogBuilder
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// Any uses reflection to marshal any type and writes
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// the result as a field to the output. This is much slower
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// than the type-specific functions.
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Any(string, any) LogBuilder
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// Err adds an error as a field to the output
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Err(error) LogBuilder
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// Send sends the event to the output.
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//
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// After calling send, do not use the event again.
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Send()
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}
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