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// SPDX-License-Identifier: Apache-2.0 OR GPL-2.0-or-later
// Example for: *yaml*
// This example demonstrates loading an SPDX tag-value file from disk into memory,
// and re-saving it to a different file on disk.
// Run project: go run exampleyamltotv.go ../sample-docs/yaml/SPDXYAMLExample-2.2.spdx.yaml test.spdx
package main
import (
"fmt"
"github.com/spdx/tools-golang/yaml"
"os"
)
func main() {
// check that we've received the right number of arguments
args := os.Args
if len(args) != 3 {
fmt.Printf("Usage: %v <yaml-file-in> <spdx-file-out>\n", args[0])
fmt.Printf(" Load SPDX 2.2 tag-value file <yaml-file-in>, and\n")
fmt.Printf(" save it out to <spdx-file-out>.\n")
return
}
// open the SPDX file
fileIn := args[1]
r, err := os.Open(fileIn)
if err != nil {
fmt.Printf("Error while opening %v for reading: %v", fileIn, err)
return
}
defer r.Close()
// try to load the SPDX file's contents as a yaml file, version 2.2
doc, err := spdx_yaml.Load2_2(r)
if err != nil {
fmt.Printf("Error while parsing %v: %v", fileIn, err)
return
}
// if we got here, the file is now loaded into memory.
fmt.Printf("Successfully loaded %s\n", fileIn)
// we can now save it back to disk, using spdx_yaml, but tvsaver work also.
// create a new file for writing
fileOut := args[2]
w, err := os.Create(fileOut)
if err != nil {
fmt.Printf("Error while opening %v for writing: %v", fileOut, err)
return
}
defer w.Close()
// try to save the document to disk as an SPDX tag-value file, version 2.2
err = spdx_yaml.Save2_2(doc, w)
if err != nil {
fmt.Printf("Error while saving %v: %v", fileOut, err)
return
}
//err = tvsaver.Save2_2(doc, w)
//if err != nil {
// fmt.Printf("Error while saving %v: %v", fileOut, err)
// return
//}
// it worked
fmt.Printf("Successfully saved %s\n", fileOut)
}
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