Merge pull request #22 from manicar2093/fix/support-slices

fix: add slice support

json.go

@@ -12,7 +12,7 @@ func (c *Optional[T]) UnmarshalJSON(data []byte) error {
 	var (
 		asString = string(data)
 	)
-	if strings.Contains(asString, "\"") {
+	if strings.HasPrefix(asString, "\"") {
 		return c.stringUnmarshall(asString)
 	}
 

text.go

@@ -1,17 +1,21 @@
 package goption
 
 import (
+	"bytes"
 	"fmt"
 	"regexp"
 )
 
 func (c *Optional[T]) UnmarshalText(text []byte) error {
-	does, err := regexp.Match(`^\d+(\.\d+)?$`, text)
+	isNumber, err := regexp.Match(`^\d+(\.\d+)?$`, text)
+	isArray := bytes.HasPrefix(text, []byte("["))
+
 	if err != nil {
 		return err
 	}
-	if does {
+	if isNumber || isArray {
 		return c.UnmarshalJSON(text)
 	}
+
 	return c.UnmarshalJSON([]byte(fmt.Sprintf("\"%s\"", text)))
 }

text_test.go

@@ -60,6 +60,42 @@ var _ = Describe("Text", func() {
 			Expect(holder.Get()).To(Equal(expectedNameData))
 		})
 
+		It("slice type", func() {
+			var (
+				expectedNameData = `["hello", "world"]`
+				jsonData         = []byte(expectedNameData)
+				holder           = goption.Empty[[]string]()
+			)
+			err := holder.UnmarshalText(jsonData)
+
+			Expect(err).ToNot(HaveOccurred())
+			Expect(holder.Get()).To(Equal([]string{"hello", "world"}))
+		})
+
+		It("slices objects type", func() {
+			type test struct {
+				Name string `json:"name"`
+				Age  int    `json:"age"`
+			}
+			var (
+				expectedNameData = `[{"name":"hello","age":20},{"name":"hello2","age":30}]`
+				jsonData         = []byte(expectedNameData)
+				holder           = goption.Empty[[]test]()
+			)
+			err := holder.UnmarshalText(jsonData)
+
+			Expect(err).ToNot(HaveOccurred())
+			Expect(holder.Get()).To(Equal([]test{
+				{
+					Name: "hello",
+					Age:  20,
+				}, {
+					Name: "hello2",
+					Age:  30,
+				},
+			}))
+		})
+
 		It("empty string type", func() {
 			var (
 				expectedNameDataString = ""