refactor: remove default formatter template

Author: muthukrishnan24

formatter/default.go

@@ -2,6 +2,8 @@
 package formatter
 
 import (
+	"fmt"
+	"strconv"
 	"strings"
 
 	"github.com/conventionalcommit/commitlint/lint"
@@ -15,6 +17,37 @@ func (f *DefaultFormatter) Name() string { return "default" }
 
 // Format formats the lint.Result
 func (f *DefaultFormatter) Format(res *lint.Result) (string, error) {
-	msg := formatResult(res)
-	return strings.Trim(msg, "\n"), nil
+	return formatResult(res), nil
+}
+
+func formatResult(res *lint.Result) string {
+	if res.IsOK() {
+		return " ✔ commit message"
+	}
+	return writeResult(res)
+}
+
+func writeResult(res *lint.Result) string {
+	str := &strings.Builder{}
+
+	str.WriteString("commitlint")
+	fmt.Fprintf(str, "\n\n→ input: %s", strconv.Quote(truncate(25, res.Input())))
+
+	if res.HasErrors() {
+		writeLintResult(str, "Errors", res.Errors(), "❌")
+	}
+
+	if res.HasWarns() {
+		writeLintResult(str, "Warnings", res.Warns(), "!")
+	}
+
+	fmt.Fprintf(str, "\n\nTotal %d errors, %d warnings", len(res.Errors()), len(res.Warns()))
+	return str.String()
+}
+
+func writeLintResult(w *strings.Builder, title string, resArr []lint.RuleResult, sign string) {
+	fmt.Fprint(w, "\n\n"+title+":")
+	for _, msg := range resArr {
+		fmt.Fprintf(w, "\n    %s %s: %s", sign, msg.Name, msg.Message)
+	}
 }

formatter/default.qtpl

@@ -0,0 +1,8 @@
+package formatter
+
+func truncate(maxSize int, input string) string {
+	if len(input) < maxSize {
+		return input
+	}
+	return input[:maxSize-3] + "..."
+}