github.com/cockroachdb/cockroach@v20.2.0-alpha.1+incompatible/pkg/server/debug/pprofui/ui.go (about)

     1  // Copyright 2018 The Cockroach Authors.
     2  //
     3  // Use of this software is governed by the Business Source License
     4  // included in the file licenses/BSL.txt.
     5  //
     6  // As of the Change Date specified in that file, in accordance with
     7  // the Business Source License, use of this software will be governed
     8  // by the Apache License, Version 2.0, included in the file
     9  // licenses/APL.txt.
    10  
    11  package pprofui
    12  
    13  import (
    14  	"context"
    15  	"fmt"
    16  	"io"
    17  
    18  	"github.com/cockroachdb/cockroach/pkg/util/log"
    19  	"github.com/cockroachdb/logtags"
    20  )
    21  
    22  func pprofCtx(ctx context.Context) context.Context {
    23  	return logtags.AddTag(ctx, "pprof", nil)
    24  }
    25  
    26  // fakeUI implements pprof's driver.UI.
    27  type fakeUI struct{}
    28  
    29  func (*fakeUI) ReadLine(prompt string) (string, error) { return "", io.EOF }
    30  
    31  func (*fakeUI) Print(args ...interface{}) {
    32  	msg := fmt.Sprint(args...)
    33  	log.InfofDepth(pprofCtx(context.Background()), 1, "%s", msg)
    34  }
    35  
    36  func (*fakeUI) PrintErr(args ...interface{}) {
    37  	msg := fmt.Sprint(args...)
    38  	log.WarningfDepth(pprofCtx(context.Background()), 1, "%s", msg)
    39  }
    40  
    41  func (*fakeUI) IsTerminal() bool {
    42  	return false
    43  }
    44  
    45  func (*fakeUI) WantBrowser() bool {
    46  	return false
    47  }
    48  
    49  func (*fakeUI) SetAutoComplete(complete func(string) string) {}