feat: init Formatter

internal/imports/formatter.go

@@ -0,0 +1,22 @@
+package imports
+
+type Formatter struct {
+	isList  bool
+	isWrite bool
+	isDiff  bool
+}
+
+func NewFormmater(opts ...FormatterOptionFn) *Formatter {
+	f := &Formatter{}
+
+	for _, opt := range opts {
+		opt(f)
+	}
+
+	return f
+}
+
+// Accept a list of files or directories aka fsNames
+func (f *Formatter) Format(fsNames ...string) error {
+	return nil
+}

internal/imports/formatter_option.go

@@ -0,0 +1,21 @@
+package imports
+
+type FormatterOptionFn func(*Formatter)
+
+func FormatterWithList() FormatterOptionFn {
+	return func(f *Formatter) {
+		f.isList = true
+	}
+}
+
+func FormatterWithWrite() FormatterOptionFn {
+	return func(f *Formatter) {
+		f.isWrite = true
+	}
+}
+
+func FormatterWithDiff() FormatterOptionFn {
+	return func(f *Formatter) {
+		f.isDiff = true
+	}
+}