69 lines
1.7 KiB
Go
69 lines
1.7 KiB
Go
package logger
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import (
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"context"
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"reflect"
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rutil "github.com/unistack-org/micro/v3/util/reflect"
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)
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// LogFunc function used for Log method
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type LogFunc func(ctx context.Context, level Level, args ...interface{})
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// LogfFunc function used for Logf method
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type LogfFunc func(ctx context.Context, level Level, msg string, args ...interface{})
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type Wrapper interface {
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// Log logs message with needed level
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Log(LogFunc) LogFunc
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// Log(ctx context.Context, level Level, args ...interface{})
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// Logf logs message with needed level
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Logf(LogfFunc) LogfFunc
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//Logf(ctx context.Context, level Level, msg string, args ...interface{})
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}
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type OmitWrapper struct{}
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func NewOmitWrapper() Wrapper {
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return &OmitWrapper{}
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}
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func getArgs(args []interface{}) []interface{} {
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nargs := make([]interface{}, 0, len(args))
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var err error
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for _, arg := range args {
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val := reflect.ValueOf(arg)
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switch val.Kind() {
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case reflect.Ptr:
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val = val.Elem()
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}
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narg := arg
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if val.Kind() == reflect.Struct {
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if narg, err = rutil.Zero(arg); err == nil {
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rutil.CopyDefaults(narg, arg)
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if flds, ferr := rutil.StructFields(narg); ferr == nil {
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for _, fld := range flds {
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if tv, ok := fld.Field.Tag.Lookup("logger"); ok && tv == "omit" {
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fld.Value.Set(reflect.Zero(fld.Value.Type()))
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}
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}
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}
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}
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}
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nargs = append(nargs, narg)
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}
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return nargs
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}
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func (w *OmitWrapper) Log(fn LogFunc) LogFunc {
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return func(ctx context.Context, level Level, args ...interface{}) {
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fn(ctx, level, getArgs(args)...)
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}
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}
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func (w *OmitWrapper) Logf(fn LogfFunc) LogfFunc {
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return func(ctx context.Context, level Level, msg string, args ...interface{}) {
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fn(ctx, level, msg, getArgs(args)...)
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}
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}
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