1 files changed, 65 insertions, 0 deletions
diff --git a/tvsaver/saver2v1/save_document.go b/tvsaver/saver2v1/save_document.go
new file mode 100644
index 0000000..97891f5
--- /dev/null
+++ b/tvsaver/saver2v1/save_document.go
@@ -0,0 +1,65 @@
+// Package saver2v1 contains functions to render and write a tag-value
+// formatted version of an in-memory SPDX document and its sections
+// (version 2.1).
+// SPDX-License-Identifier: Apache-2.0 OR GPL-2.0-or-later
+package saver2v1
+
+import (
+	"fmt"
+	"io"
+
+	"github.com/spdx/tools-golang/spdx"
+)
+
+// RenderDocument2_1 is the main entry point to take an SPDX in-memory
+// Document (version 2.1), and render it to the received io.Writer.
+// It is only exported in order to be available to the tvsaver package,
+// and typically does not need to be called by client code.
+func RenderDocument2_1(doc *spdx.Document2_1, w io.Writer) error {
+	if doc.CreationInfo == nil {
+		return fmt.Errorf("Document had nil CreationInfo section")
+	}
+
+	renderCreationInfo2_1(doc.CreationInfo, w)
+
+	for _, pkg := range doc.Packages {
+		if pkg.IsUnpackaged == true {
+			fmt.Fprintf(w, "##### Unpackaged files\n\n")
+		} else {
+			fmt.Fprintf(w, "##### Package: %s\n\n", pkg.PackageName)
+		}
+		renderPackage2_1(pkg, w)
+	}
+
+	if len(doc.OtherLicenses) > 0 {
+		fmt.Fprintf(w, "##### Other Licenses\n\n")
+		for _, ol := range doc.OtherLicenses {
+			renderOtherLicense2_1(ol, w)
+		}
+	}
+
+	if len(doc.Relationships) > 0 {
+		fmt.Fprintf(w, "##### Relationships\n\n")
+		for _, rln := range doc.Relationships {
+			renderRelationship2_1(rln, w)
+		}
+		fmt.Fprintf(w, "\n")
+	}
+
+	if len(doc.Annotations) > 0 {
+		fmt.Fprintf(w, "##### Annotations\n\n")
+		for _, ann := range doc.Annotations {
+			renderAnnotation2_1(ann, w)
+			fmt.Fprintf(w, "\n")
+		}
+	}
+
+	if len(doc.Reviews) > 0 {
+		fmt.Fprintf(w, "##### Reviews\n\n")
+		for _, rev := range doc.Reviews {
+			renderReview2_1(rev, w)
+		}
+	}
+
+	return nil
+}