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Merge pull request #46 from rsteube/private-macro
macro: private members
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,148 @@ | ||
| package spec | ||
|
|
||
| import ( | ||
| "fmt" | ||
| "os" | ||
| "path/filepath" | ||
| "regexp" | ||
| "strings" | ||
|
|
||
| "github.com/rsteube/carapace" | ||
| "github.com/rsteube/carapace/pkg/style" | ||
| "github.com/spf13/cobra" | ||
| "github.com/spf13/pflag" | ||
| "gopkg.in/yaml.v3" | ||
| ) | ||
|
|
||
| func ActionSpec(path string) { | ||
| carapace.ActionCallback(func(c carapace.Context) carapace.Action { | ||
| abs, err := filepath.Abs(path) | ||
| if err != nil { | ||
| return carapace.ActionMessage(err.Error()) | ||
| } | ||
|
|
||
| content, err := os.ReadFile(abs) | ||
| if err != nil { | ||
| return carapace.ActionMessage(err.Error()) | ||
| } | ||
|
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| var cmd Command | ||
| if err := yaml.Unmarshal(content, &cmd); err != nil { | ||
| return carapace.ActionMessage(err.Error()) | ||
| } | ||
| return carapace.ActionExecute(cmd.ToCobra()) | ||
| }) | ||
| } | ||
|
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| func parseAction(cmd *cobra.Command, arr []string) carapace.Action { | ||
| return carapace.ActionCallback(func(c carapace.Context) carapace.Action { | ||
| // TODO yuck - where to set thes best? | ||
| for index, arg := range c.Args { | ||
| c.Setenv(fmt.Sprintf("C_ARG%v", index), arg) | ||
| } | ||
| c.Setenv("C_CALLBACK", c.CallbackValue) | ||
|
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| cmd.Flags().Visit(func(f *pflag.Flag) { | ||
| c.Setenv(fmt.Sprintf("C_FLAG_%v", strings.ToUpper(f.Name)), f.Value.String()) | ||
| }) | ||
|
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| listDelimiter := "" | ||
| nospace := false | ||
| chdir := "" | ||
| multiparts := "" | ||
|
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| // TODO don't alter the map each time, solve this differently | ||
| addCoreMacro("list", MacroI(func(s string) carapace.Action { | ||
| listDelimiter = s | ||
| return carapace.ActionValues() | ||
| })) | ||
| addCoreMacro("nospace", MacroI(func(s string) carapace.Action { | ||
| nospace = true | ||
| return carapace.ActionValues() | ||
| })) | ||
| addCoreMacro("chdir", MacroI(func(s string) carapace.Action { | ||
| chdir = s | ||
| return carapace.ActionValues() | ||
| })) | ||
| addCoreMacro("multiparts", MacroI(func(s string) carapace.Action { | ||
| multiparts = s | ||
| return carapace.ActionValues() | ||
| })) | ||
|
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| addCoreMacro("files", MacroV(carapace.ActionFiles)) | ||
| addCoreMacro("directories", MacroN(carapace.ActionDirectories)) | ||
| addCoreMacro("message", MacroI(carapace.ActionMessage)) | ||
| addCoreMacro("", MacroI(func(s string) carapace.Action { | ||
| return carapace.ActionCallback(func(c carapace.Context) carapace.Action { | ||
| return carapace.ActionExecCommand("sh", "-c", s)(func(output []byte) carapace.Action { | ||
| lines := strings.Split(string(output), "\n") | ||
| vals := make([]string, 0) | ||
| for _, line := range lines { | ||
| if line != "" { | ||
| vals = append(vals, parseValue(line)...) | ||
| } | ||
| } | ||
| return carapace.ActionStyledValuesDescribed(vals...) | ||
| }).Invoke(c).ToA() | ||
| }) | ||
| })) | ||
|
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||
| batch := carapace.Batch() | ||
| vals := make([]string, 0) | ||
| for _, elem := range arr { | ||
| if elemSubst, err := c.Envsubst(elem); err != nil { | ||
| batch = append(batch, carapace.ActionMessage(fmt.Sprintf("%v: %v", err.Error(), elem))) | ||
| } else if strings.HasPrefix(elemSubst, "$") { // macro | ||
| batch = append(batch, ActionMacro(elemSubst)) | ||
| } else { | ||
| vals = append(vals, parseValue(elemSubst)...) | ||
| } | ||
| } | ||
| batch = append(batch, carapace.ActionStyledValuesDescribed(vals...)) | ||
|
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| action := batch.ToA() | ||
| if chdir != "" { | ||
| action = action.Chdir(chdir) | ||
| } | ||
| if multiparts != "" { | ||
| actionCopy := action | ||
| action = carapace.ActionCallback(func(c carapace.Context) carapace.Action { | ||
| return actionCopy.Invoke(c).ToMultiPartsA(multiparts) | ||
| }) | ||
| } | ||
|
|
||
| if listDelimiter != "" { | ||
| return carapace.ActionMultiParts(listDelimiter, func(c carapace.Context) carapace.Action { | ||
| for index, arg := range c.Parts { | ||
| c.Setenv(fmt.Sprintf("C_PART%v", index), arg) | ||
| } | ||
| c.Setenv("C_CALLBACK", c.CallbackValue) | ||
|
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||
| return action.Invoke(c).Filter(c.Parts).ToA() | ||
| }) | ||
| } else if nospace { | ||
| return action.NoSpace() | ||
| } | ||
| return action.Invoke(c).ToA() | ||
| }) | ||
| } | ||
|
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| func parseValue(s string) []string { | ||
| if splitted := strings.SplitN(s, "\t", 3); len(splitted) > 2 { | ||
| return splitted | ||
| } else if len(splitted) > 1 { | ||
| return []string{splitted[0], splitted[1], style.Default} | ||
| } else { | ||
| return []string{splitted[0], "", style.Default} | ||
| } | ||
| } | ||
|
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| func findNamedMatches(regex *regexp.Regexp, str string) map[string]string { | ||
| match := regex.FindStringSubmatch(str) | ||
|
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| results := map[string]string{} | ||
| for i, name := range match { | ||
| results[regex.SubexpNames()[i]] = name | ||
| } | ||
| return results | ||
| } |
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