touch-up some godoc and add "doc" links.

entry.go

@@ -34,10 +34,10 @@ func init() {
 	minimumCallerDepth = 1
 }
 
-// Defines the key when adding errors using WithError.
+// ErrorKey defines the key when adding errors using [WithError], [Logger.WithError].
 var ErrorKey = "error"
 
-// An entry is the final or intermediate Logrus logging entry. It contains all
+// Entry is the final or intermediate Logrus logging entry. It contains all
 // the fields passed with WithField{,s}. It's finally logged when Trace, Debug,
 // Info, Warn, Error, Fatal or Panic is called on it. These objects can be
 // reused and passed around as much as you wish to avoid field duplication.
@@ -88,12 +88,12 @@ func (entry *Entry) Dup() *Entry {
 	return &Entry{Logger: entry.Logger, Data: data, Time: entry.Time, Context: entry.Context, err: entry.err}
 }
 
-// Returns the bytes representation of this entry from the formatter.
+// Bytes returns the bytes representation of this entry from the formatter.
 func (entry *Entry) Bytes() ([]byte, error) {
 	return entry.Logger.Formatter.Format(entry)
 }
 
-// Returns the string representation from the reader and ultimately the
+// String returns the string representation from the reader and ultimately the
 // formatter.
 func (entry *Entry) String() (string, error) {
 	serialized, err := entry.Bytes()
@@ -104,12 +104,13 @@ func (entry *Entry) String() (string, error) {
 	return str, nil
 }
 
-// Add an error as single field (using the key defined in ErrorKey) to the Entry.
+// WithError adds an error as single field (using the key defined in [ErrorKey])
+// to the Entry.
 func (entry *Entry) WithError(err error) *Entry {
 	return entry.WithField(ErrorKey, err)
 }
 
-// Add a context to the Entry.
+// WithContext adds a context to the Entry.
 func (entry *Entry) WithContext(ctx context.Context) *Entry {
 	dataCopy := make(Fields, len(entry.Data))
 	for k, v := range entry.Data {
@@ -118,12 +119,12 @@ func (entry *Entry) WithContext(ctx context.Context) *Entry {
 	return &Entry{Logger: entry.Logger, Data: dataCopy, Time: entry.Time, err: entry.err, Context: ctx}
 }
 
-// Add a single field to the Entry.
+// WithField adds a single field to the Entry.
 func (entry *Entry) WithField(key string, value interface{}) *Entry {
 	return entry.WithFields(Fields{key: value})
 }
 
-// Add a map of fields to the Entry.
+// WithFields adds a map of fields to the Entry.
 func (entry *Entry) WithFields(fields Fields) *Entry {
 	data := make(Fields, len(entry.Data)+len(fields))
 	for k, v := range entry.Data {
@@ -152,7 +153,7 @@ func (entry *Entry) WithFields(fields Fields) *Entry {
 	return &Entry{Logger: entry.Logger, Data: data, Time: entry.Time, err: fieldErr, Context: entry.Context}
 }
 
-// Overrides the time of the Entry.
+// WithTime overrides the time of the Entry.
 func (entry *Entry) WithTime(t time.Time) *Entry {
 	dataCopy := make(Fields, len(entry.Data))
 	for k, v := range entry.Data {
@@ -434,7 +435,7 @@ func (entry *Entry) Panicln(args ...interface{}) {
 	entry.Logln(PanicLevel, args...)
 }
 
-// Sprintlnn => Sprint no newline. This is to get the behavior of how
+// sprintlnn => Sprint no newline. This is to get the behavior of how
 // fmt.Sprintln where spaces are always added between operands, regardless of
 // their type. Instead of vendoring the Sprintln implementation to spare a
 // string allocation, we do the simplest thing.

hooks.go

@@ -1,16 +1,16 @@
 package logrus
 
-// A hook to be fired when logging on the logging levels returned from
-// `Levels()` on your implementation of the interface. Note that this is not
+// Hook describes hooks to be fired when logging on the logging levels returned from
+// [Hook.Levels] on your implementation of the interface. Note that this is not
 // fired in a goroutine or a channel with workers, you should handle such
-// functionality yourself if your call is non-blocking and you don't wish for
+// functionality yourself if your call is non-blocking, and you don't wish for
 // the logging calls for levels returned from `Levels()` to block.
 type Hook interface {
 	Levels() []Level
 	Fire(*Entry) error
 }
 
-// Internal type for storing the hooks on a logger instance.
+// LevelHooks is an internal type for storing the hooks on a logger instance.
 type LevelHooks map[Level][]Hook
 
 // Add a hook to an instance of logger. This is called with

logger.go

@@ -72,16 +72,16 @@ func (mw *MutexWrap) Disable() {
 	mw.disabled = true
 }
 
-// Creates a new logger. Configuration should be set by changing `Formatter`,
-// `Out` and `Hooks` directly on the default logger instance. You can also just
+// New Creates a new logger. Configuration should be set by changing [Formatter],
+// Out and Hooks directly on the default Logger instance. You can also just
 // instantiate your own:
 //
-//    var log = &logrus.Logger{
-//      Out: os.Stderr,
-//      Formatter: new(logrus.TextFormatter),
-//      Hooks: make(logrus.LevelHooks),
-//      Level: logrus.DebugLevel,
-//    }
+//	var log = &logrus.Logger{
+//	  Out:       os.Stderr,
+//	  Formatter: new(logrus.TextFormatter),
+//	  Hooks:     make(logrus.LevelHooks),
+//	  Level:     logrus.DebugLevel,
+//	}
 //
 // It's recommended to make this a global instance called `log`.
 func New() *Logger {
@@ -118,30 +118,30 @@ func (logger *Logger) WithField(key string, value interface{}) *Entry {
 	return entry.WithField(key, value)
 }
 
-// Adds a struct of fields to the log entry. All it does is call `WithField` for
-// each `Field`.
+// WithFields adds a struct of fields to the log entry. It calls [Entry.WithField]
+// for each Field.
 func (logger *Logger) WithFields(fields Fields) *Entry {
 	entry := logger.newEntry()
 	defer logger.releaseEntry(entry)
 	return entry.WithFields(fields)
 }
 
-// Add an error as single field to the log entry.  All it does is call
-// `WithError` for the given `error`.
+// WithError adds an error as single field to the log entry.  It calls
+// [Entry.WithError] for the given error.
 func (logger *Logger) WithError(err error) *Entry {
 	entry := logger.newEntry()
 	defer logger.releaseEntry(entry)
 	return entry.WithError(err)
 }
 
-// Add a context to the log entry.
+// WithContext add a context to the log entry.
 func (logger *Logger) WithContext(ctx context.Context) *Entry {
 	entry := logger.newEntry()
 	defer logger.releaseEntry(entry)
 	return entry.WithContext(ctx)
 }
 
-// Overrides the time of the log entry.
+// WithTime overrides the time of the log entry.
 func (logger *Logger) WithTime(t time.Time) *Entry {
 	entry := logger.newEntry()
 	defer logger.releaseEntry(entry)
@@ -347,9 +347,9 @@ func (logger *Logger) Exit(code int) {
 	logger.ExitFunc(code)
 }
 
-//When file is opened with appending mode, it's safe to
-//write concurrently to a file (within 4k message on Linux).
-//In these cases user can choose to disable the lock.
+// SetNoLock disables the lock for situations where a file is opened with
+// appending mode, and safe for concurrent writes to the file (within 4k
+// message on Linux). In these cases user can choose to disable the lock.
 func (logger *Logger) SetNoLock() {
 	logger.mu.Disable()
 }

logrus.go

@@ -6,15 +6,15 @@ import (
 	"strings"
 )
 
-// Fields type, used to pass to `WithFields`.
+// Fields type, used to pass to [WithFields].
 type Fields map[string]interface{}
 
 // Level type
 //
 //nolint:recvcheck // the methods of "Entry" use pointer receiver and non-pointer receiver.
 type Level uint32
 
-// Convert the Level to a string. E.g. PanicLevel becomes "panic".
+// Convert the Level to a string. E.g. [PanicLevel] becomes "panic".
 func (level Level) String() string {
 	if b, err := level.MarshalText(); err == nil {
 		return string(b)
@@ -79,7 +79,7 @@ func (level Level) MarshalText() ([]byte, error) {
 	return nil, fmt.Errorf("not a valid logrus level %d", level)
 }
 
-// A constant exposing all logging levels
+// AllLevels exposing all logging levels.
 var AllLevels = []Level{
 	PanicLevel,
 	FatalLevel,
@@ -121,8 +121,8 @@ var (
 )
 
 // StdLogger is what your logrus-enabled library should take, that way
-// it'll accept a stdlib logger and a logrus logger. There's no standard
-// interface, this is the closest we get, unfortunately.
+// it'll accept a stdlib logger ([log.Logger]) and a logrus logger.
+// There's no standard interface, so this is the closest we get, unfortunately.
 type StdLogger interface {
 	Print(...interface{})
 	Printf(string, ...interface{})
@@ -137,7 +137,8 @@ type StdLogger interface {
 	Panicln(...interface{})
 }
 
-// The FieldLogger interface generalizes the Entry and Logger types
+// FieldLogger extends the [StdLogger] interface, generalizing
+// the [Entry] and [Logger] types.
 type FieldLogger interface {
 	WithField(key string, value interface{}) *Entry
 	WithFields(fields Fields) *Entry
@@ -178,8 +179,9 @@ type FieldLogger interface {
 	// IsPanicEnabled() bool
 }
 
-// Ext1FieldLogger (the first extension to FieldLogger) is superfluous, it is
-// here for consistancy. Do not use. Use Logger or Entry instead.
+// Ext1FieldLogger (the first extension to [FieldLogger]) is superfluous, it is
+// here for consistency. Do not use. Use [FieldLogger], [Logger] or [Entry]
+// instead.
 type Ext1FieldLogger interface {
 	FieldLogger
 	Tracef(format string, args ...interface{})