Merge pull request #11 from lxzan/dev

simplify vector

types/maps/maps.go

@@ -0,0 +1,17 @@
+package maps
+
+func Keys[K comparable, V any](m map[K]V) []K {
+	var keys = make([]K, 0, len(m))
+	for k, _ := range m {
+		keys = append(keys, k)
+	}
+	return keys
+}
+
+func Values[K comparable, V any](m map[K]V) []V {
+	var values = make([]V, 0, len(m))
+	for _, v := range m {
+		values = append(values, v)
+	}
+	return values
+}

types/maps/maps_test.go

@@ -0,0 +1,38 @@
+package maps
+
+import (
+	"github.com/stretchr/testify/assert"
+	"testing"
+)
+
+func TestKeys(t *testing.T) {
+	t.Run("", func(t *testing.T) {
+		var m = map[string]any{
+			"a": 1,
+			"b": 1,
+			"c": 1,
+		}
+		assert.ElementsMatch(t, Keys(m), []string{"a", "b", "c"})
+	})
+
+	t.Run("", func(t *testing.T) {
+		type Map map[string]any
+		var m = Map{
+			"a": 1,
+			"b": 1,
+			"c": 1,
+		}
+		assert.ElementsMatch(t, Keys(m), []string{"a", "b", "c"})
+	})
+}
+
+func TestValues(t *testing.T) {
+	t.Run("", func(t *testing.T) {
+		var m = map[string]any{
+			"a": 1,
+			"b": 2,
+			"c": 3,
+		}
+		assert.ElementsMatch(t, Values(m), []int{1, 2, 3})
+	})
+}