mirror of https://github.com/docker/cli.git
52 lines
900 B
Go
52 lines
900 B
Go
package main
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import (
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"flag"
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"fmt"
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"io/ioutil"
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"os"
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"github.com/cpuguy83/go-md2man/md2man"
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)
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var inFilePath = flag.String("in", "", "Path to file to be processed (default: stdin)")
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var outFilePath = flag.String("out", "", "Path to output processed file (default: stdout)")
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func main() {
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var err error
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flag.Parse()
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inFile := os.Stdin
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if *inFilePath != "" {
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inFile, err = os.Open(*inFilePath)
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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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defer inFile.Close() // nolint: errcheck
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doc, err := ioutil.ReadAll(inFile)
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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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out := md2man.Render(doc)
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outFile := os.Stdout
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if *outFilePath != "" {
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outFile, err = os.Create(*outFilePath)
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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() // nolint: errcheck
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}
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_, err = outFile.Write(out)
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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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