mirror of
https://github.com/restic/restic.git
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So, `dep` got an nice new feature to remove tests and non-go files from `vendor/`, and this brings the size of the vendor directory from ~300MiB down to ~20MiB. We don that now.
160 lines
4.6 KiB
Go
160 lines
4.6 KiB
Go
//Copyright 2015 Red Hat Inc. All rights reserved.
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//
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// Licensed under the Apache License, Version 2.0 (the "License");
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// you may not use this file except in compliance with the License.
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// You may obtain a copy of the License at
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// http://www.apache.org/licenses/LICENSE-2.0
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//
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// Unless required by applicable law or agreed to in writing, software
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// distributed under the License is distributed on an "AS IS" BASIS,
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// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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// See the License for the specific language governing permissions and
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// limitations under the License.
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package doc
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import (
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"bytes"
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"fmt"
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"io"
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"os"
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"path/filepath"
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"sort"
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"strings"
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"time"
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"github.com/spf13/cobra"
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)
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func printOptions(buf *bytes.Buffer, cmd *cobra.Command, name string) error {
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flags := cmd.NonInheritedFlags()
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flags.SetOutput(buf)
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if flags.HasAvailableFlags() {
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buf.WriteString("### Options\n\n```\n")
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flags.PrintDefaults()
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buf.WriteString("```\n\n")
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}
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parentFlags := cmd.InheritedFlags()
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parentFlags.SetOutput(buf)
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if parentFlags.HasAvailableFlags() {
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buf.WriteString("### Options inherited from parent commands\n\n```\n")
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parentFlags.PrintDefaults()
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buf.WriteString("```\n\n")
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}
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return nil
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}
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// GenMarkdown creates markdown output.
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func GenMarkdown(cmd *cobra.Command, w io.Writer) error {
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return GenMarkdownCustom(cmd, w, func(s string) string { return s })
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}
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// GenMarkdownCustom creates custom markdown output.
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func GenMarkdownCustom(cmd *cobra.Command, w io.Writer, linkHandler func(string) string) error {
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cmd.InitDefaultHelpCmd()
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cmd.InitDefaultHelpFlag()
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buf := new(bytes.Buffer)
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name := cmd.CommandPath()
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short := cmd.Short
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long := cmd.Long
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if len(long) == 0 {
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long = short
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}
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buf.WriteString("## " + name + "\n\n")
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buf.WriteString(short + "\n\n")
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buf.WriteString("### Synopsis\n\n")
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buf.WriteString(long + "\n\n")
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if cmd.Runnable() {
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buf.WriteString(fmt.Sprintf("```\n%s\n```\n\n", cmd.UseLine()))
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}
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if len(cmd.Example) > 0 {
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buf.WriteString("### Examples\n\n")
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buf.WriteString(fmt.Sprintf("```\n%s\n```\n\n", cmd.Example))
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}
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if err := printOptions(buf, cmd, name); err != nil {
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return err
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}
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if hasSeeAlso(cmd) {
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buf.WriteString("### SEE ALSO\n\n")
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if cmd.HasParent() {
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parent := cmd.Parent()
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pname := parent.CommandPath()
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link := pname + ".md"
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link = strings.Replace(link, " ", "_", -1)
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buf.WriteString(fmt.Sprintf("* [%s](%s)\t - %s\n", pname, linkHandler(link), parent.Short))
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cmd.VisitParents(func(c *cobra.Command) {
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if c.DisableAutoGenTag {
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cmd.DisableAutoGenTag = c.DisableAutoGenTag
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}
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})
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}
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children := cmd.Commands()
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sort.Sort(byName(children))
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for _, child := range children {
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if !child.IsAvailableCommand() || child.IsAdditionalHelpTopicCommand() {
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continue
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}
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cname := name + " " + child.Name()
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link := cname + ".md"
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link = strings.Replace(link, " ", "_", -1)
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buf.WriteString(fmt.Sprintf("* [%s](%s)\t - %s\n", cname, linkHandler(link), child.Short))
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}
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buf.WriteString("\n")
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}
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if !cmd.DisableAutoGenTag {
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buf.WriteString("###### Auto generated by spf13/cobra on " + time.Now().Format("2-Jan-2006") + "\n")
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}
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_, err := buf.WriteTo(w)
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return err
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}
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// GenMarkdownTree will generate a markdown page for this command and all
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// descendants in the directory given. The header may be nil.
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// This function may not work correctly if your command names have `-` in them.
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// If you have `cmd` with two subcmds, `sub` and `sub-third`,
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// and `sub` has a subcommand called `third`, it is undefined which
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// help output will be in the file `cmd-sub-third.1`.
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func GenMarkdownTree(cmd *cobra.Command, dir string) error {
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identity := func(s string) string { return s }
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emptyStr := func(s string) string { return "" }
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return GenMarkdownTreeCustom(cmd, dir, emptyStr, identity)
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}
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// GenMarkdownTreeCustom is the the same as GenMarkdownTree, but
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// with custom filePrepender and linkHandler.
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func GenMarkdownTreeCustom(cmd *cobra.Command, dir string, filePrepender, linkHandler func(string) string) error {
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for _, c := range cmd.Commands() {
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if !c.IsAvailableCommand() || c.IsAdditionalHelpTopicCommand() {
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continue
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}
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if err := GenMarkdownTreeCustom(c, dir, filePrepender, linkHandler); err != nil {
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return err
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}
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}
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basename := strings.Replace(cmd.CommandPath(), " ", "_", -1) + ".md"
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filename := filepath.Join(dir, basename)
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f, err := os.Create(filename)
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if err != nil {
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return err
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}
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defer f.Close()
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if _, err := io.WriteString(f, filePrepender(filename)); err != nil {
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return err
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}
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if err := GenMarkdownCustom(cmd, f, linkHandler); err != nil {
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return err
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}
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return nil
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}
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