feat: add Generate chan function in concurrency package

concurrency/channel_test.go

@@ -0,0 +1,24 @@
+package concurrency
+
+import (
+	"testing"
+
+	"github.com/duke-git/lancet/v2/internal"
+)
+
+func TestGenerate(t *testing.T) {
+	assert := internal.NewAssert(t, "TestToChar")
+
+	done := make(chan any)
+	defer close(done)
+
+	c := NewChannel()
+	intStream := c.Generate(done, 1, 2, 3)
+
+	// for v := range intStream {
+	// 	t.Log(v)
+	// }
+	assert.Equal(1, <-intStream)
+	assert.Equal(2, <-intStream)
+	assert.Equal(3, <-intStream)
+}