package report import ( "strings" "text/template" "time" "unicode" "github.com/docker/go-units" ) var defaultFuncMap = template.FuncMap{ "ellipsis": func(s string, length int) string { if len(s) > length { return s[:length-3] + "..." } return s }, "humanDuration": func(t int64) string { return units.HumanDuration(time.Since(time.Unix(t, 0))) + " ago" }, "humanSize": func(sz int64) string { s := units.HumanSizeWithPrecision(float64(sz), 3) i := strings.LastIndexFunc(s, unicode.IsNumber) return s[:i+1] + " " + s[i+1:] }, "join": strings.Join, "lower": strings.ToLower, "rfc3339": func(t int64) string { return time.Unix(t, 0).Format(time.RFC3339) }, "replace": strings.Replace, "split": strings.Split, "title": strings.Title, "upper": strings.ToUpper, // TODO: Remove after Go 1.14 port "slice": func(s string, i, j int) string { if i > j || len(s) < i { return s } if len(s) < j { return s[i:] } return s[i:j] }, } func ReportHeader(columns ...string) []byte { hdr := make([]string, len(columns)) for i, h := range columns { hdr[i] = strings.ToUpper(h) } return []byte(strings.Join(hdr, "\t") + "\n") } func AppendFuncMap(funcMap template.FuncMap) template.FuncMap { merged := PodmanTemplateFuncs() for k, v := range funcMap { merged[k] = v } return merged } func PodmanTemplateFuncs() template.FuncMap { merged := make(template.FuncMap) for k, v := range defaultFuncMap { merged[k] = v } return merged }