Add string reader

1 files changed, 25 insertions, 0 deletions

diff --git a/dataset/string.go b/dataset/string.go
new file mode 100644
index 0000000..4c1112c
--- /dev/null
+++ b/dataset/string.go
@@ -0,0 +1,25 @@
+package dataset
+
+import "iter"
+
+type StringReader struct {
+	s string
+}
+
+func NewStringReader(s string) *StringReader {
+	return &StringReader{
+		s: s,
+	}
+}
+
+func (s *StringReader) Texts(_ string) iter.Seq[string] {
+	return func(yield func(string) bool) {
+		if !yield(s.s) {
+			return
+		}
+	}
+}
+
+func (s *StringReader) Err() error {
+	return nil
+}