1 files changed, 15 insertions, 0 deletions
diff --git a/std/encoding/_yaml/schema/json.ts b/std/encoding/_yaml/schema/json.ts
new file mode 100644
index 000000000..c30166fdf
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+++ b/std/encoding/_yaml/schema/json.ts
@@ -0,0 +1,15 @@
+// Ported from js-yaml v3.13.1:
+// https://github.com/nodeca/js-yaml/commit/665aadda42349dcae869f12040d9b10ef18d12da
+// Copyright 2011-2015 by Vitaly Puzrin. All rights reserved. MIT license.
+// Copyright 2018-2020 the Deno authors. All rights reserved. MIT license.
+
+import { Schema } from "../schema.ts";
+import { bool, float, int, nil } from "../type/mod.ts";
+import { failsafe } from "./failsafe.ts";
+
+// Standard YAML's JSON schema.
+// http://www.yaml.org/spec/1.2/spec.html#id2803231
+export const json = new Schema({
+  implicit: [nil, bool, int, float],
+  include: [failsafe],
+});