✨ Add extra Options to Make

make.go

@@ -5,12 +5,21 @@ import "fmt"
 // Make generates a random filename. The behavior can be controlled by specifying Options
 // In general, the final filename will be [prefix]_[generated_string]_[original_filename]_[suffix].[extension].
 // If the name generator returns an error (generally, it shouldn't), that will be returned instead.
-func Make(conf Config) (string, error) {
+func Make(conf Config, opts ...Option) (string, error) {
+	for _, opt := range opts {
+		opt(&conf)
+	}
+
 	name, err := conf.generator(&conf)
 	if err != nil {
 		return "", err
 	}
+	seperateConf(&conf)
 
+	return fmt.Sprintf("%s%s%s%s%s", conf.prefix, name, conf.original, conf.suffix, conf.extension), nil
+}
+
+func seperateConf(conf *Config) {
 	if conf.prefix != "" {
 		conf.prefix += conf.separator
 	}
@@ -19,8 +28,5 @@ func Make(conf Config) (string, error) {
 	}
 	if conf.suffix != "" {
 		conf.suffix = conf.separator + conf.suffix
-
 	}
-
-	return fmt.Sprintf("%s%s%s%s%s", conf.prefix, name, conf.original, conf.suffix, conf.extension), nil
 }

make_examples_test.go

@@ -11,3 +11,20 @@ func ExampleMake_basic() {
 	out, _ := nomino.Make(nomino.NewConfig())
 	fmt.Println(out)
 }
+
+func ExampleMake_withExtraOptions() {
+	gen := nomino.Incremental()
+	conf := nomino.NewConfig(
+		nomino.WithGenerator(gen),
+		nomino.WithPrefix("pre"),
+	)
+
+	st, _ := nomino.Make(conf, nomino.WithOriginal("foobar"))
+	fmt.Println(st)
+	st, _ = nomino.Make(conf, nomino.WithOriginal("baz"))
+	fmt.Println(st)
+
+	// Output:
+	// pre_0_foobar.txt
+	// pre_1_baz.txt
+}

make_test.go

@@ -66,3 +66,18 @@ func TestMakeDoesntChangeConf(t *testing.T) {
 	assert.Equal(t, "foo.txt", st)
 	assert.NoError(t, err)
 }
+
+func TestMakeOptsDoesntChangeConf(t *testing.T) {
+	gen := Incremental()
+	conf := NewConfig(WithGenerator(gen), WithPrefix("pre"))
+
+	st, err := Make(conf, WithOriginal("foobar"))
+	assert.Equal(t, "", conf.original)
+	assert.Equal(t, "pre_0_foobar.txt", st)
+	assert.NoError(t, err)
+
+	st, err = Make(conf, WithOriginal("baz"))
+	assert.Equal(t, "", conf.original)
+	assert.Equal(t, "pre_1_baz.txt", st)
+	assert.NoError(t, err)
+}