From 14c2df37f7c4e989c1dc8599286e802a841f2306 Mon Sep 17 00:00:00 2001
From: Amin Ali <aali@affinipay.com>
Date: Tue, 27 Jul 2021 14:26:01 -0500
Subject: [PATCH] Adding nested meta objects to the meta hash. moving
 relationship meta elements to avoid overwriting data

---
 lib/json-api-vanilla/parser.rb     | 8 ++++++--
 spec/json-api-vanilla/diff_spec.rb | 4 ++++
 spec/json-api-vanilla/example.json | 3 +++
 3 files changed, 13 insertions(+), 2 deletions(-)

diff --git a/lib/json-api-vanilla/parser.rb b/lib/json-api-vanilla/parser.rb
index 0140b85..d5b8b7c 100644
--- a/lib/json-api-vanilla/parser.rb
+++ b/lib/json-api-vanilla/parser.rb
@@ -52,6 +52,7 @@ def self.build(hash)
     links = {}  # Object links.
     rel_links = {}  # Relationship links.
     meta = {}  # Meta information.
+    rel_meta = {}  # Relationship meta information.
     # Map from objects to map from keys to values, for use when two keys are
     # converted to the same ruby method identifier.
     original_keys = {}
@@ -64,6 +65,10 @@ def self.build(hash)
         links[obj] = o_hash['links']
       end
 
+      if o_hash['meta']
+        meta[obj] = o_hash['meta']
+      end
+
       objects[[obj.type, obj.id]] = obj
     end
 
@@ -100,9 +105,8 @@ def self.build(hash)
 
           ref = ref || Object.new
           set_key(obj, key, ref, original_keys)
-
           rel_links[ref] = value['links']
-          meta[ref] = value['meta']
+          rel_meta[ref] = value['meta']
         end
       end
     end
diff --git a/spec/json-api-vanilla/diff_spec.rb b/spec/json-api-vanilla/diff_spec.rb
index 62e948c..8c225a5 100644
--- a/spec/json-api-vanilla/diff_spec.rb
+++ b/spec/json-api-vanilla/diff_spec.rb
@@ -44,6 +44,10 @@
     expect(doc.meta[doc.data]['from']).to eql("http://jsonapi.org")
   end
 
+  it "should give access to nested meta information" do
+    expect(doc.meta[doc.data[0].author]['version']).to eql("7")
+  end
+
   it "should support reference cycles" do
     json = <<-JSON
     {
diff --git a/spec/json-api-vanilla/example.json b/spec/json-api-vanilla/example.json
index 0947c95..4c89495 100644
--- a/spec/json-api-vanilla/example.json
+++ b/spec/json-api-vanilla/example.json
@@ -46,6 +46,9 @@
     },
     "links": {
       "self": "http://example.com/people/9"
+    },
+    "meta": {
+      "version": "7"
     }
   }, {
     "type": "comments",