🚧 chore: add strategic merge patch

Previous attempts prove to be limited because their are too generaliste.
introducing a new patch finishing to reduce divengence between
implementations

Author: jobs62

hacks/README.md

@@ -38,3 +38,4 @@ for typescript-axios.
  - nodate: remove date format from strings
  - nooneof: substitube oneOf for the first type defined
  - noproperties-array: inflate array's items definition
+ - patch: apply strategic merge patch in post-process. Should be last resort 

hacks/patch.rb

@@ -9,6 +9,7 @@
   opt.on('--nodate') { || options[:nodate] = true }
   opt.on('--nooneof') { || options[:nooneof] = true }
   opt.on('--noproperties-array') { || options[:nopropertiesarray] = true }
+  opt.on('--patch FILE') { |o| options[:patch] = o }
   opt.on('--input FILE') { |o| options[:input] = o }
 end.parse!
 
@@ -101,4 +102,21 @@ def patch_no_poperties_array(prop_info)
   end
 end
 
+if options.key?(:patch) then
+  # As a last ressource, patch openapi with strategic merge patch
+  patch = Psych.load_file options[:patch], permitted_classes: [Time]
+
+  def strtegic_merge(base, p)
+    base.merge(p) do |key, old_val, new_val|
+      if old_val.is_a?(Hash) and new_val.is_a?(Hash) then
+        strtegic_merge(old_val, new_val)
+      else
+        new_val
+      end
+    end
+  end
+
+  api = strtegic_merge(api, patch)
+end
+
 puts Psych.dump(api)