c4a2b682ff
This PR introduces: - db.put to put a value into the database - db.get to read a value from the database - db.delete to delete a value from the database - db.stats to check compaction info from the database - db.compact to trigger a db compaction It also moves inspectdb to db.inspect.
153 lines
4.4 KiB
Go
153 lines
4.4 KiB
Go
// Copyright 2020 The go-ethereum Authors
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// This file is part of go-ethereum.
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//
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// go-ethereum is free software: you can redistribute it and/or modify
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// it under the terms of the GNU General Public License as published by
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// the Free Software Foundation, either version 3 of the License, or
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// (at your option) any later version.
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//
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// go-ethereum is distributed in the hope that it will be useful,
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// but WITHOUT ANY WARRANTY; without even the implied warranty of
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// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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// GNU General Public License for more details.
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//
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// You should have received a copy of the GNU General Public License
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// along with go-ethereum. If not, see <http://www.gnu.org/licenses/>.
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package flags
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import (
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"os"
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"path/filepath"
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"github.com/ethereum/go-ethereum/params"
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"gopkg.in/urfave/cli.v1"
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)
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var (
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CommandHelpTemplate = `{{.cmd.Name}}{{if .cmd.Subcommands}} command{{end}}{{if .cmd.Flags}} [command options]{{end}} {{.cmd.ArgsUsage}}
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{{if .cmd.Description}}{{.cmd.Description}}
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{{end}}{{if .cmd.Subcommands}}
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SUBCOMMANDS:
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{{range .cmd.Subcommands}}{{.Name}}{{with .ShortName}}, {{.}}{{end}}{{ "\t" }}{{.Usage}}
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{{end}}{{end}}{{if .categorizedFlags}}
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{{range $idx, $categorized := .categorizedFlags}}{{$categorized.Name}} OPTIONS:
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{{range $categorized.Flags}}{{"\t"}}{{.}}
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{{end}}
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{{end}}{{end}}`
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OriginCommandHelpTemplate = `{{.Name}}{{if .Subcommands}} command{{end}}{{if .Flags}} [command options]{{end}} {{.ArgsUsage}}
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{{if .Description}}{{.Description}}
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{{end}}{{if .Subcommands}}
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SUBCOMMANDS:
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{{range .Subcommands}}{{.Name}}{{with .ShortName}}, {{.}}{{end}}{{ "\t" }}{{.Usage}}
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{{end}}{{end}}{{if .Flags}}
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OPTIONS:
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{{range $.Flags}} {{.}}
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{{end}}
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{{end}}`
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// AppHelpTemplate is the test template for the default, global app help topic.
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AppHelpTemplate = `NAME:
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{{.App.Name}} - {{.App.Usage}}
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Copyright 2013-2021 The go-ethereum Authors
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USAGE:
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{{.App.HelpName}} [options]{{if .App.Commands}} [command] [command options]{{end}} {{if .App.ArgsUsage}}{{.App.ArgsUsage}}{{else}}[arguments...]{{end}}
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{{if .App.Version}}
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VERSION:
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{{.App.Version}}
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{{end}}{{if len .App.Authors}}
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AUTHOR(S):
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{{range .App.Authors}}{{ . }}{{end}}
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{{end}}{{if .App.Commands}}
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COMMANDS:
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{{range .App.Commands}}{{join .Names ", "}}{{ "\t" }}{{.Usage}}
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{{end}}{{end}}{{if .FlagGroups}}
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{{range .FlagGroups}}{{.Name}} OPTIONS:
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{{range .Flags}}{{.}}
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{{end}}
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{{end}}{{end}}{{if .App.Copyright }}
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COPYRIGHT:
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{{.App.Copyright}}
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{{end}}
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`
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// ClefAppHelpTemplate is the template for the default, global app help topic.
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ClefAppHelpTemplate = `NAME:
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{{.App.Name}} - {{.App.Usage}}
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Copyright 2013-2021 The go-ethereum Authors
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USAGE:
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{{.App.HelpName}} [options]{{if .App.Commands}} command [command options]{{end}} {{if .App.ArgsUsage}}{{.App.ArgsUsage}}{{else}}[arguments...]{{end}}
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{{if .App.Version}}
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COMMANDS:
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{{range .App.Commands}}{{join .Names ", "}}{{ "\t" }}{{.Usage}}
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{{end}}{{end}}{{if .FlagGroups}}
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{{range .FlagGroups}}{{.Name}} OPTIONS:
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{{range .Flags}}{{.}}
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{{end}}
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{{end}}{{end}}{{if .App.Copyright }}
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COPYRIGHT:
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{{.App.Copyright}}
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{{end}}
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`
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)
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// HelpData is a one shot struct to pass to the usage template
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type HelpData struct {
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App interface{}
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FlagGroups []FlagGroup
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}
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// FlagGroup is a collection of flags belonging to a single topic.
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type FlagGroup struct {
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Name string
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Flags []cli.Flag
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}
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// byCategory sorts an array of FlagGroup by Name in the order
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// defined in AppHelpFlagGroups.
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type ByCategory []FlagGroup
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func (a ByCategory) Len() int { return len(a) }
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func (a ByCategory) Swap(i, j int) { a[i], a[j] = a[j], a[i] }
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func (a ByCategory) Less(i, j int) bool {
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iCat, jCat := a[i].Name, a[j].Name
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iIdx, jIdx := len(a), len(a) // ensure non categorized flags come last
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for i, group := range a {
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if iCat == group.Name {
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iIdx = i
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}
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if jCat == group.Name {
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jIdx = i
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}
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}
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return iIdx < jIdx
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}
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func FlagCategory(flag cli.Flag, flagGroups []FlagGroup) string {
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for _, category := range flagGroups {
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for _, flg := range category.Flags {
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if flg.GetName() == flag.GetName() {
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return category.Name
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}
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}
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}
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return "MISC"
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}
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// NewApp creates an app with sane defaults.
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func NewApp(gitCommit, gitDate, usage string) *cli.App {
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app := cli.NewApp()
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app.Name = filepath.Base(os.Args[0])
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app.Author = ""
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app.Email = ""
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app.Version = params.VersionWithCommit(gitCommit, gitDate)
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app.Usage = usage
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return app
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}
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