Created

fmtx/fmt.go

@@ -0,0 +1,68 @@
+package fmtx
+
+import (
+	"encoding/json"
+	"fmt"
+	"strconv"
+	"strings"
+)
+
+func toJson(prefix string, data interface{}) string {
+	s := ""
+	if b, err := json.MarshalIndent(data, "", "    "); err == nil {
+		s = string(b)
+	} else {
+		s = fmt.Sprintf("%#v", data)
+	}
+	if prefix != "" {
+		s = fmt.Sprintf(`%s
+%s`, prefix, s)
+	}
+	return s
+}
+
+func SprettyPrint(a ...interface{}) string {
+	n := len(a)
+	if n == 0 {
+		return ""
+	}
+	values := make([]string, n)
+	for _, v := range a {
+		values = append(values, toJson("", v))
+	}
+	return strings.Join(values, "\n")
+}
+
+func PrettyPrint(prefix string, a ...interface{}) {
+	onlyOne := len(a) == 1
+	for k, v := range a {
+		p := prefix
+		if p == "" {
+			if !onlyOne {
+				p = strconv.Itoa(k + 1)
+			}
+		} else {
+			if !onlyOne {
+				p = fmt.Sprintf("%s %d", prefix, k+1)
+			}
+		}
+		fmt.Print(toJson(prefix, v))
+	}
+}
+
+func PrettyPrintln(prefix string, a ...interface{}) {
+	onlyOne := len(a) == 1
+	for k, v := range a {
+		p := prefix
+		if p == "" {
+			if !onlyOne {
+				p = strconv.Itoa(k + 1)
+			}
+		} else {
+			if !onlyOne {
+				p = fmt.Sprintf("%s %d", prefix, k+1)
+			}
+		}
+		fmt.Println(toJson(p, v))
+	}
+}