Initialize module and dependencies

vendor/golang.org/x/vuln/internal/govulncheck/jsonhandler.go

@@ -0,0 +1,49 @@
+// Copyright 2022 The Go Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style
+// license that can be found in the LICENSE file.
+
+package govulncheck
+
+import (
+	"encoding/json"
+
+	"io"
+
+	"golang.org/x/vuln/internal/osv"
+)
+
+type jsonHandler struct {
+	enc *json.Encoder
+}
+
+// NewJSONHandler returns a handler that writes govulncheck output as json.
+func NewJSONHandler(w io.Writer) Handler {
+	enc := json.NewEncoder(w)
+	enc.SetIndent("", "  ")
+	return &jsonHandler{enc: enc}
+}
+
+// Config writes config block in JSON to the underlying writer.
+func (h *jsonHandler) Config(config *Config) error {
+	return h.enc.Encode(Message{Config: config})
+}
+
+// Progress writes a progress message in JSON to the underlying writer.
+func (h *jsonHandler) Progress(progress *Progress) error {
+	return h.enc.Encode(Message{Progress: progress})
+}
+
+// SBOM writes the SBOM block in JSON to the underlying writer.
+func (h *jsonHandler) SBOM(sbom *SBOM) error {
+	return h.enc.Encode(Message{SBOM: sbom})
+}
+
+// OSV writes an osv entry in JSON to the underlying writer.
+func (h *jsonHandler) OSV(entry *osv.Entry) error {
+	return h.enc.Encode(Message{OSV: entry})
+}
+
+// Finding writes a finding in JSON to the underlying writer.
+func (h *jsonHandler) Finding(finding *Finding) error {
+	return h.enc.Encode(Message{Finding: finding})
+}