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zsh-completion: tidy up function and variable names

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There are many files in the package, renamed all zsh-completion
related names to convey that.
This commit is contained in:
Haim Ashkenazi 2018-03-22 19:58:25 +02:00 committed by Steve Francia
parent 8822449c0f
commit d262154093
2 changed files with 25 additions and 25 deletions
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46
zsh_completions.go
View file

@ -11,10 +11,10 @@ import (
) )
var ( var (
funcMap = template.FuncMap{ zshCompFuncMap = template.FuncMap{
"genZshFuncName": generateZshCompletionFuncName, "genZshFuncName": zshCompGenFuncName,
"extractFlags": extractFlags, "extractFlags": zshCompExtractFlag,
"genFlagEntryForZshArguments": genFlagEntryForZshArguments, "genFlagEntryForZshArguments": zshCompGenFlagEntryForArguments,
} }
zshCompletionText = ` zshCompletionText = `
{{/* should accept Command (that contains subcommands) as parameter */}} {{/* should accept Command (that contains subcommands) as parameter */}}
@ -88,21 +88,21 @@ func (c *Command) GenZshCompletionFile(filename string) error {
// writer. The completion always run on the root command regardless of the // writer. The completion always run on the root command regardless of the
// command it was called from. // command it was called from.
func (c *Command) GenZshCompletion(w io.Writer) error { func (c *Command) GenZshCompletion(w io.Writer) error {
tmpl, err := template.New("Main").Funcs(funcMap).Parse(zshCompletionText) tmpl, err := template.New("Main").Funcs(zshCompFuncMap).Parse(zshCompletionText)
if err != nil { if err != nil {
return fmt.Errorf("error creating zsh completion template: %v", err) return fmt.Errorf("error creating zsh completion template: %v", err)
} }
return tmpl.Execute(w, c.Root()) return tmpl.Execute(w, c.Root())
} }
func generateZshCompletionFuncName(c *Command) string { func zshCompGenFuncName(c *Command) string {
if c.HasParent() { if c.HasParent() {
return generateZshCompletionFuncName(c.Parent()) + "_" + c.Name() return zshCompGenFuncName(c.Parent()) + "_" + c.Name()
} }
return "_" + c.Name() return "_" + c.Name()
} }
func extractFlags(c *Command) []*pflag.Flag { func zshCompExtractFlag(c *Command) []*pflag.Flag {
var flags []*pflag.Flag var flags []*pflag.Flag
c.LocalFlags().VisitAll(func(f *pflag.Flag) { c.LocalFlags().VisitAll(func(f *pflag.Flag) {
if !f.Hidden { if !f.Hidden {
@ -117,19 +117,19 @@ func extractFlags(c *Command) []*pflag.Flag {
return flags return flags
} }
// genFlagEntryForZshArguments returns an entry that matches _arguments // zshCompGenFlagEntryForArguments returns an entry that matches _arguments
// zsh-completion parameters. It's too complicated to generate in a template. // zsh-completion parameters. It's too complicated to generate in a template.
func genFlagEntryForZshArguments(f *pflag.Flag) string { func zshCompGenFlagEntryForArguments(f *pflag.Flag) string {
if f.Name == "" || f.Shorthand == "" { if f.Name == "" || f.Shorthand == "" {
return genFlagEntryForSingleOptionFlag(f) return zshCompGenFlagEntryForSingleOptionFlag(f)
} }
return genFlagEntryForMultiOptionFlag(f) return zshCompGenFlagEntryForMultiOptionFlag(f)
} }
func genFlagEntryForSingleOptionFlag(f *pflag.Flag) string { func zshCompGenFlagEntryForSingleOptionFlag(f *pflag.Flag) string {
var option, multiMark, extras string var option, multiMark, extras string
if flagCouldBeSpecifiedMoreThenOnce(f) { if zshCompFlagCouldBeSpecifiedMoreThenOnce(f) {
multiMark = "*" multiMark = "*"
} }
@ -137,27 +137,27 @@ func genFlagEntryForSingleOptionFlag(f *pflag.Flag) string {
if option == "--" { if option == "--" {
option = "-" + f.Shorthand option = "-" + f.Shorthand
} }
extras = genZshFlagEntryExtras(f) extras = zshCompGenFlagEntryExtras(f)
return fmt.Sprintf(`'%s%s[%s]%s'`, multiMark, option, quoteDescription(f.Usage), extras) return fmt.Sprintf(`'%s%s[%s]%s'`, multiMark, option, zshCompQuoteFlagDescription(f.Usage), extras)
} }
func genFlagEntryForMultiOptionFlag(f *pflag.Flag) string { func zshCompGenFlagEntryForMultiOptionFlag(f *pflag.Flag) string {
var options, parenMultiMark, curlyMultiMark, extras string var options, parenMultiMark, curlyMultiMark, extras string
if flagCouldBeSpecifiedMoreThenOnce(f) { if zshCompFlagCouldBeSpecifiedMoreThenOnce(f) {
parenMultiMark = "*" parenMultiMark = "*"
curlyMultiMark = "\\*" curlyMultiMark = "\\*"
} }
options = fmt.Sprintf(`'(%s-%s %s--%s)'{%s-%s,%s--%s}`, options = fmt.Sprintf(`'(%s-%s %s--%s)'{%s-%s,%s--%s}`,
parenMultiMark, f.Shorthand, parenMultiMark, f.Name, curlyMultiMark, f.Shorthand, curlyMultiMark, f.Name) parenMultiMark, f.Shorthand, parenMultiMark, f.Name, curlyMultiMark, f.Shorthand, curlyMultiMark, f.Name)
extras = genZshFlagEntryExtras(f) extras = zshCompGenFlagEntryExtras(f)
return fmt.Sprintf(`%s'[%s]%s'`, options, quoteDescription(f.Usage), extras) return fmt.Sprintf(`%s'[%s]%s'`, options, zshCompQuoteFlagDescription(f.Usage), extras)
} }
func genZshFlagEntryExtras(f *pflag.Flag) string { func zshCompGenFlagEntryExtras(f *pflag.Flag) string {
var extras string var extras string
globs, pathSpecified := f.Annotations[BashCompFilenameExt] globs, pathSpecified := f.Annotations[BashCompFilenameExt]
@ -173,11 +173,11 @@ func genZshFlagEntryExtras(f *pflag.Flag) string {
return extras return extras
} }
func flagCouldBeSpecifiedMoreThenOnce(f *pflag.Flag) bool { func zshCompFlagCouldBeSpecifiedMoreThenOnce(f *pflag.Flag) bool {
return strings.Contains(f.Value.Type(), "Slice") || return strings.Contains(f.Value.Type(), "Slice") ||
strings.Contains(f.Value.Type(), "Array") strings.Contains(f.Value.Type(), "Array")
} }
func quoteDescription(s string) string { func zshCompQuoteFlagDescription(s string) string {
return strings.Replace(s, "'", `'\''`, -1) return strings.Replace(s, "'", `'\''`, -1)
} }

4
zsh_completions_test.go
View file

@ -285,8 +285,8 @@ func TestExtractFlags(t *testing.T) {
d.Flags().BoolVar(&cmdd, "cmd-d", cmdd, "Command D") d.Flags().BoolVar(&cmdd, "cmd-d", cmdd, "Command D")
c.AddCommand(d) c.AddCommand(d)
resC := extractFlags(c) resC := zshCompExtractFlag(c)
resD := extractFlags(d) resD := zshCompExtractFlag(d)
if len(resC) != 2 { if len(resC) != 2 {
t.Errorf("expected Command C to return 2 flags, got %d", len(resC)) t.Errorf("expected Command C to return 2 flags, got %d", len(resC))