gitea/cmd/docs.go

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// Copyright 2020 The Gitea Authors. All rights reserved.
// Use of this source code is governed by a MIT-style
// license that can be found in the LICENSE file.
package cmd
import (
"fmt"
"os"
"strings"
"github.com/urfave/cli"
)
// CmdDocs represents the available docs sub-command.
var CmdDocs = cli.Command{
Name: "docs",
Usage: "Output CLI documentation",
Description: "A command to output Gitea's CLI documentation, optionally to a file.",
Action: runDocs,
Flags: []cli.Flag{
&cli.BoolFlag{
Name: "man",
Usage: "Output man pages instead",
},
&cli.StringFlag{
Name: "output, o",
Usage: "Path to output to instead of stdout (will overwrite if exists)",
},
},
}
func runDocs(ctx *cli.Context) error {
docs, err := ctx.App.ToMarkdown()
if ctx.Bool("man") {
docs, err = ctx.App.ToMan()
}
if err != nil {
return err
}
if !ctx.Bool("man") {
// Clean up markdown. The following bug was fixed in v2, but is present in v1.
// It affects markdown output (even though the issue is referring to man pages)
// https://github.com/urfave/cli/issues/1040
firstHashtagIndex := strings.Index(docs, "#")
if firstHashtagIndex > 0 {
docs = docs[firstHashtagIndex:]
}
}
out := os.Stdout
if ctx.String("output") != "" {
fi, err := os.Create(ctx.String("output"))
if err != nil {
return err
}
defer fi.Close()
out = fi
}
_, err = fmt.Fprintln(out, docs)
return err
}