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Merge pull request #54 from stephen679/keywords-used-list
hierarchy: provide option to list the used keywords in a spec
This commit is contained in:
commit
48e7ab8031
2 changed files with 54 additions and 11 deletions
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@ -15,17 +15,17 @@ import (
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)
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var (
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flCreate = flag.Bool("c", false, "create a directory hierarchy spec")
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flFile = flag.String("f", "", "directory hierarchy spec to validate")
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flPath = flag.String("p", "", "root path that the hierarchy spec is relative to")
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flAddKeywords = flag.String("K", "", "Add the specified (delimited by comma or space) keywords to the current set of keywords")
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flUseKeywords = flag.String("k", "", "Use the specified (delimited by comma or space) keywords as the current set of keywords")
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flListKeywords = flag.Bool("list-keywords", false, "List the keywords available")
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flResultFormat = flag.String("result-format", "bsd", "output the validation results using the given format (bsd, json, path)")
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flTar = flag.String("T", "", "use tar archive to create or validate a directory hierarchy spec")
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flBsdKeywords = flag.Bool("bsd-keywords", false, "only operate on keywords that are supported by upstream mtree(8)")
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flDebug = flag.Bool("debug", false, "output debug info to STDERR")
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flCreate = flag.Bool("c", false, "create a directory hierarchy spec")
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flFile = flag.String("f", "", "directory hierarchy spec to validate")
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flPath = flag.String("p", "", "root path that the hierarchy spec is relative to")
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flAddKeywords = flag.String("K", "", "Add the specified (delimited by comma or space) keywords to the current set of keywords")
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flUseKeywords = flag.String("k", "", "Use the specified (delimited by comma or space) keywords as the current set of keywords")
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flListKeywords = flag.Bool("list-keywords", false, "List the keywords available")
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flResultFormat = flag.String("result-format", "bsd", "output the validation results using the given format (bsd, json, path)")
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flTar = flag.String("T", "", "use tar archive to create or validate a directory hierarchy spec")
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flBsdKeywords = flag.Bool("bsd-keywords", false, "only operate on keywords that are supported by upstream mtree(8)")
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flListUsedKeywords = flag.Bool("list-used", false, "list all the keywords found in a validation manifest")
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flDebug = flag.Bool("debug", false, "output debug info to STDERR")
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)
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var formats = map[string]func(*mtree.Result) string{
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@ -156,6 +156,25 @@ func main() {
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}
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}
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// -list-used
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if *flListUsedKeywords {
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if *flFile == "" {
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log.Println("no specification provided. please provide a validation manifest")
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defer os.Exit(1)
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isErr = true
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return
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}
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fmt.Printf("Keywords used in [%s]:\n", *flFile)
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for _, kw := range mtree.CollectUsedKeywords(dh) {
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fmt.Printf(" %s", kw)
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if _, ok := mtree.KeywordFuncs[kw]; !ok {
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fmt.Print(" (unsupported)")
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}
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fmt.Printf("\n")
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}
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return
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}
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// -p <path>
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var rootPath = "."
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if *flPath != "" {
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24
hierarchy.go
24
hierarchy.go
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@ -25,3 +25,27 @@ func (dh DirectoryHierarchy) WriteTo(w io.Writer) (n int64, err error) {
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}
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return sum, nil
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}
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// CollectUsedKeywords collects and returns all the keywords used in a
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// a DirectoryHierarchy
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func CollectUsedKeywords(dh *DirectoryHierarchy) []string {
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if dh != nil {
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usedkeywords := []string{}
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for _, e := range dh.Entries {
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switch e.Type {
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case FullType, RelativeType, SpecialType:
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if e.Type != SpecialType || e.Name == "/set" {
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kvs := e.Keywords
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for _, kv := range kvs {
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kw := KeyVal(kv).Keyword()
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if !inSlice(kw, usedkeywords) {
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usedkeywords = append(usedkeywords, kw)
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}
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}
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}
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}
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}
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return usedkeywords
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}
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return nil
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}
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