Fix urfave#1293

Fix issue by adding custom replaceAll function and replacing all newlines by newlines+spaces in command usage description
kchugalinskiy · Aug 17, 2021 · 6dbf2c0 · 6dbf2c0
1 parent d2d2098
commit 6dbf2c0
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Showing 2 changed files with 2 additions and 1 deletion.
diff --git a/help.go b/help.go
@@ -264,6 +264,7 @@ func ShowCommandCompletions(ctx *Context, command string) {
 func printHelpCustom(out io.Writer, templ string, data interface{}, customFuncs map[string]interface{}) {
 	funcMap := template.FuncMap{
 		"join": strings.Join,
+		"replaceAll": strings.ReplaceAll,
 	}
 	for key, value := range customFuncs {
 		funcMap[key] = value

diff --git a/template.go b/template.go
@@ -22,7 +22,7 @@ AUTHOR{{with $length := len .Authors}}{{if ne 1 $length}}S{{end}}{{end}}:
 COMMANDS:{{range .VisibleCategories}}{{if .Name}}
    {{.Name}}:{{range .VisibleCommands}}
      {{join .Names ", "}}{{"\t"}}{{.Usage}}{{end}}{{else}}{{range .VisibleCommands}}
-   {{join .Names ", "}}{{"\t"}}{{.Usage}}{{end}}{{end}}{{end}}{{end}}{{if .VisibleFlags}}
+   {{join .Names ", "}}{{"\t"}}{{replaceAll .Usage "\n" "\n     "}}{{end}}{{end}}{{end}}{{end}}{{if .VisibleFlags}}
 
 GLOBAL OPTIONS:
    {{range $index, $option := .VisibleFlags}}{{if $index}}