1 files changed, 48 insertions, 0 deletions
diff --git a/json/parser.go b/json/parser.go
new file mode 100644
index 0000000..ee7915d
--- /dev/null
+++ b/json/parser.go
@@ -0,0 +1,48 @@
+// SPDX-License-Identifier: Apache-2.0 OR GPL-2.0-or-later
+
+package spdx_json
+
+import (
+	"bytes"
+	"encoding/json"
+	"io"
+
+	"github.com/spdx/tools-golang/spdx/v2_2"
+	"github.com/spdx/tools-golang/spdx/v2_3"
+)
+
+// Load2_2 takes in an io.Reader and returns an SPDX document.
+func Load2_2(content io.Reader) (*v2_2.Document, error) {
+	// convert io.Reader to a slice of bytes and call the parser
+	buf := new(bytes.Buffer)
+	_, err := buf.ReadFrom(content)
+	if err != nil {
+		return nil, err
+	}
+
+	var doc v2_2.Document
+	err = json.Unmarshal(buf.Bytes(), &doc)
+	if err != nil {
+		return nil, err
+	}
+
+	return &doc, nil
+}
+
+// Load2_3 takes in an io.Reader and returns an SPDX document.
+func Load2_3(content io.Reader) (*v2_3.Document, error) {
+	// convert io.Reader to a slice of bytes and call the parser
+	buf := new(bytes.Buffer)
+	_, err := buf.ReadFrom(content)
+	if err != nil {
+		return nil, err
+	}
+
+	var doc v2_3.Document
+	err = json.Unmarshal(buf.Bytes(), &doc)
+	if err != nil {
+		return nil, err
+	}
+
+	return &doc, nil
+}