👔 up(str): update some str value get func

strutil/strutil.go

@@ -10,6 +10,14 @@ import (
 	"text/template"
 )
 
+// OrCond return s1 on cond is True, OR return s2.
+func OrCond(cond bool, s1, s2 string) string {
+	if cond {
+		return s1
+	}
+	return s2
+}
+
 // OrElse return s OR nv(new-value) on s is empty
 func OrElse(s, newVal string) string {
 	if s != "" {
@@ -18,6 +26,14 @@ func OrElse(s, newVal string) string {
 	return newVal
 }
 
+// OrHandle return fn(s) on s is not empty.
+func OrHandle(s string, fn func(s string) string) string {
+	if s != "" {
+		return fn(s)
+	}
+	return s
+}
+
 // Valid return first not empty element.
 func Valid(ss ...string) string {
 	for _, s := range ss {

strutil/strutil_test.go

@@ -1,6 +1,7 @@
 package strutil_test
 
 import (
+	"strings"
 	"testing"
 
 	"github.com/gookit/goutil/strutil"
@@ -21,6 +22,11 @@ func TestValid(t *testing.T) {
 	is.Eq("cd", strutil.Valid("", "cd"))
 	is.Eq("cd", strutil.OrElse("", "cd"))
 	is.Eq("ab", strutil.OrElse("ab", "cd"))
+
+	is.Eq("ab", strutil.OrCond(true, "ab", "cd"))
+	is.Eq("cd", strutil.OrCond(false, "ab", "cd"))
+
+	is.Eq("ab", strutil.OrHandle("  ab  ", strings.TrimSpace))
 }
 
 func TestRenderTemplate(t *testing.T) {