forked from TrueCloudLab/distribution
138 lines
3.7 KiB
Go
138 lines
3.7 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 cobra
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import (
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"bytes"
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"fmt"
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"os"
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"sort"
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"strings"
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"time"
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)
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func printOptions(out *bytes.Buffer, cmd *Command, name string) {
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flags := cmd.NonInheritedFlags()
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flags.SetOutput(out)
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if flags.HasFlags() {
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fmt.Fprintf(out, "### Options\n\n```\n")
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flags.PrintDefaults()
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fmt.Fprintf(out, "```\n\n")
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}
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parentFlags := cmd.InheritedFlags()
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parentFlags.SetOutput(out)
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if parentFlags.HasFlags() {
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fmt.Fprintf(out, "### Options inherited from parent commands\n\n```\n")
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parentFlags.PrintDefaults()
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fmt.Fprintf(out, "```\n\n")
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}
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}
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type byName []*Command
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func (s byName) Len() int { return len(s) }
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func (s byName) Swap(i, j int) { s[i], s[j] = s[j], s[i] }
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func (s byName) Less(i, j int) bool { return s[i].Name() < s[j].Name() }
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func GenMarkdown(cmd *Command, out *bytes.Buffer) {
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GenMarkdownCustom(cmd, out, func(s string) string { return s })
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}
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func GenMarkdownCustom(cmd *Command, out *bytes.Buffer, linkHandler func(string) string) {
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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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fmt.Fprintf(out, "## %s\n\n", name)
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fmt.Fprintf(out, "%s\n\n", short)
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fmt.Fprintf(out, "### Synopsis\n\n")
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fmt.Fprintf(out, "\n%s\n\n", long)
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if cmd.Runnable() {
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fmt.Fprintf(out, "```\n%s\n```\n\n", cmd.UseLine())
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}
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if len(cmd.Example) > 0 {
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fmt.Fprintf(out, "### Examples\n\n")
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fmt.Fprintf(out, "```\n%s\n```\n\n", cmd.Example)
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}
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printOptions(out, cmd, name)
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if len(cmd.Commands()) > 0 || cmd.HasParent() {
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fmt.Fprintf(out, "### SEE ALSO\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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fmt.Fprintf(out, "* [%s](%s)\t - %s\n", pname, linkHandler(link), parent.Short)
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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 len(child.Deprecated) > 0 {
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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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fmt.Fprintf(out, "* [%s](%s)\t - %s\n", cname, linkHandler(link), child.Short)
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}
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fmt.Fprintf(out, "\n")
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}
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fmt.Fprintf(out, "###### Auto generated by spf13/cobra at %s\n", time.Now().UTC())
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}
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func GenMarkdownTree(cmd *Command, dir string) {
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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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GenMarkdownTreeCustom(cmd, dir, emptyStr, identity)
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}
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func GenMarkdownTreeCustom(cmd *Command, dir string, filePrepender func(string) string, linkHandler func(string) string) {
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for _, c := range cmd.Commands() {
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GenMarkdownTreeCustom(c, dir, filePrepender, linkHandler)
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}
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out := new(bytes.Buffer)
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GenMarkdownCustom(cmd, out, linkHandler)
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filename := cmd.CommandPath()
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filename = dir + strings.Replace(filename, " ", "_", -1) + ".md"
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outFile, err := os.Create(filename)
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if err != nil {
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fmt.Println(err)
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os.Exit(1)
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}
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defer outFile.Close()
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_, err = outFile.WriteString(filePrepender(filename))
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if err != nil {
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fmt.Println(err)
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os.Exit(1)
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}
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_, err = outFile.Write(out.Bytes())
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if err != nil {
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fmt.Println(err)
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os.Exit(1)
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}
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}
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